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Our Leadership

Board of Direc­tors, Physi­cian Group

Paul Mer­rick, MD, Chair­man of the Board, DMG Physi­cian Organization

Dr. Paul Mer­rick, a board-cer­ti­fied and renowned urol­o­gist, serves as the Chair­man of the Board and CEO of the DMG Physi­cian orga­ni­za­tion, the largest inde­pen­dent, mul­ti-spe­cial­ty group in Illinois.

In his role, Dr. Mer­rick leads the Board and physi­cians in their goal of mak­ing health­care bet­ter for patients and com­mu­ni­ties by offer­ing high-qual­i­ty and com­pas­sion­ate care. He ensures that DMG’s physi­cian-dri­ven approach con­tin­ues to lead to excep­tion­al physi­cian engage­ment and improved patient outcomes.

As a leader crit­i­cal to the organization’s suc­cess, Dr. Mer­rick has played an impor­tant role in DMG’s growth dur­ing the last decade.

Under­stand­ing the impor­tance of giv­ing back, Dr. Mer­rick also helped estab­lish the organization’s char­i­ta­ble foun­da­tion, the DMG Char­i­ta­ble Fund, which sup­ports and grants fund­ing to more than 30 Chicagoland non­prof­it orga­ni­za­tions that pro­vide access to food, afford­able hous­ing and healthcare/​wellness ser­vices to those in need.

He has been in prac­tice since 1994, was a found­ing physi­cian when DMG start­ed in 1999 and has been lead­ing the physi­cian orga­ni­za­tion since 2009. He pre­vi­ous­ly served as chair­man of the Urol­o­gy depart­ment for 13 years; he also served as Trea­sur­er and remains a mem­ber of the Board of Directors.

Dr. Mer­rick earned his med­ical degree from Rush Med­ical Col­lege and com­plet­ed his res­i­den­cy at Rush Uni­ver­si­ty Med­ical Cen­ter, where he served as chief res­i­dent of urology.

John Por­cel­li, MD, President

Dr. John Por­cel­li, board-cer­ti­fied in crit­i­cal care, pul­monary med­i­cine and sleep med­i­cine, serves as Pres­i­dent of DuPage Med­ical Group (DMG).

He works close­ly with the DMG lead­er­ship team to direct and improve all aspects of patient care, ensure con­tin­u­ous physi­cian engage­ment and dri­ve growth ini­tia­tives for the organization.

In his lead­er­ship role, Dr. Por­cel­li upholds humil­i­ty, pas­sion and com­mit­ment while he leads physi­cians in prob­lem-solv­ing and devel­op­ing solu­tions for achiev­ing high­er qual­i­ty, low­er cost out­pa­tient care. He also works to assure physi­cians have influ­ence and oppor­tu­ni­ty in how they prac­tice medicine. 

In prac­tice at DMG since 2004 and appoint­ed pres­i­dent in 2019, he pre­vi­ous­ly served as trea­sur­er and mem­ber of the DMG Board of Direc­tors, chair­man of DMG’s crit­i­cal care, pul­monary med­i­cine and sleep med­i­cine depart­ment, med­ical direc­tor of an inten­sive care unit at a local hos­pi­tal and leader at sev­er­al inter­nal and exter­nal com­mit­tees. As a full-time prac­tic­ing physi­cian, he brings exten­sive expe­ri­ence in treat­ing lung can­cer, COPD, acute lung injury, adult asth­ma, sleep dis­or­ders and sepsis.

Dr. Por­cel­li is pas­sion­ate about health­care because he finds the team­work approach between physi­cians and patients gratifying. 

He earned his under­grad­u­ate degree from the Uni­ver­si­ty of Notre Dame and his med­ical degree from Rush Med­ical Col­lege. He com­plet­ed his res­i­den­cy in inter­nal med­i­cine at Rush Uni­ver­si­ty Med­ical Cen­ter and lat­er com­plet­ed fel­low­ship train­ing in crit­i­cal care, pul­monary med­i­cine and sleep med­i­cine at Loy­ola Uni­ver­si­ty Med­ical Cen­ter, where he also served as chief fellow.

Dr. Por­cel­li enjoys spend­ing time with his wife and six chil­dren and attend­ing sport­ing events. With­in the com­mu­ni­ty, he active­ly par­tic­i­pates in fundrais­ing oppor­tu­ni­ties, vol­un­teers with local char­i­ties and men­tors col­lege stu­dents who are inter­est­ed in pur­su­ing med­ical pro­fes­sions. The most reward­ing accom­plish­ment of Dr. Porcelli’s career thus far has been hav­ing the oppor­tu­ni­ty to serve patients as a DMG physician. 

Lead­er­ship Recognitions

  • DMG Physi­cian of the Year in 2017
  • DMG Spe­cial­ist of the Year in 2010

Michael Fitzger­ald, MD, Secretary

Dr. Michael Fitzger­ald, a board-cer­ti­fied physi­cian in Fam­i­ly Prac­tice, serves as sec­re­tary of DuPage Med­ical Group (DMG). In his lead­er­ship role, he upholds integri­ty, com­mit­ment and account­abil­i­ty when empow­er­ing oth­ers. He also demon­strates humil­i­ty, active lis­ten­ing and diplomacy. 

Dr. Michael Fitzger­ald is an expe­ri­enced fam­i­ly med­i­cine physi­cian whose exper­tise includes dia­betes, asth­ma, sports med­i­cine and acute care issues. Dr. Fitzger­ald focus­es on teach­ing fam­i­lies, includ­ing chil­dren and the elder­ly, how to stay healthy, active, and injury-free. He has instruct­ed med­ical stu­dents in a vari­ety of set­tings, includ­ing fam­i­ly prac­tice clin­ics, inten­sive care units and pedi­atric and obstet­ric wards. 

He has been prac­tic­ing at DMG since 2001 and is also a mem­ber of the Amer­i­can Acad­e­my of Fam­i­ly Prac­tice, the Illi­nois Acad­e­my of Fam­i­ly Physi­cians and the Amer­i­can Med­ical Association. 

He is pas­sion­ate about health­care because he trea­sures hav­ing the oppor­tu­ni­ty to make a pos­i­tive impact on patients every day. 

Dr. Fitzger­ald earned his med­ical degree in 1998 from Loy­ola Uni­ver­si­ty Stritch School of Med­i­cine in May­wood, Ill., and com­plet­ed his res­i­den­cy at Mac­Neal Fam­i­ly Prac­tice in Berwyn, Ill. He is affil­i­at­ed with Edward Hospital. 

In Dr. Fitzgerald’s free time, he enjoys trav­el­ing with fam­i­ly and friends and cre­at­ing mem­o­rable expe­ri­ences along the way. With­in the com­mu­ni­ty, he has instruct­ed med­ical and nurse prac­ti­tion­er stu­dents dur­ing their clin­i­cal rota­tions through his clin­ic. The most reward­ing accom­plish­ment of his career thus far has been hav­ing the priv­i­lege to work with patients from all walks of life. He has gained great sat­is­fac­tion from this expe­ri­ence and has enjoyed car­ing for patients through­out their dif­fer­ent stages. 

Lead­er­ship Recognitions

  • Named one of Chica­go Magazine’s Top Doc­tors’ in 2018
  • Rec­og­nized in West Sub­ur­ban Liv­ing Mag­a­zine in 2014 and 2017

Jean Houli­han, MD, Vice President

Dr. Jean Houli­han, board-cer­ti­fied in inter­nal med­i­cine, serves as vice pres­i­dent of DuPage Med­ical Group (DMG). In her lead­er­ship role, Dr. Houli­han upholds active lis­ten­ing, effec­tive com­mu­ni­ca­tion and open-mind­ed­ness. Using these qual­i­ties, she works to see the big pic­ture” and eval­u­ate all sides of an issue when work­ing toward a solution.

As a physi­cian, Dr. Houli­han strives to part­ner with her patients, help­ing them man­age a healthy lifestyle. Her clin­i­cal inter­ests include women’s health, pre­ven­tive care, car­diac health and cho­les­terol management.

She has been prac­tic­ing in DuPage Coun­ty since 1995 and has served on DMG’s lead­er­ship team since 2015. Dr. Houli­han is pas­sion­ate about health­care because it allows her to active­ly edu­cate and engage patients while striv­ing to pro­vide acces­si­ble care for all. 

Dr. Houli­han received her degree from Rush Med­ical Col­lege in Chica­go. At Rush Med­ical Col­lege, she was award­ed the Ramsey/​Ramsey Schol­ar­ship for Aca­d­e­m­ic Excel­lence in Lead­er­ship Qual­i­ties. She also received a Janet M. Glas­gow Memo­r­i­al Award of the Amer­i­can Women’s Asso­ci­a­tion for grad­u­at­ing first in her class as a female stu­dent and a Nathan M. Freer Prize for being vot­ed by fac­ul­ty as an out­stand­ing senior med­ical stu­dent. While com­plet­ing her intern­ship and res­i­den­cy at Rush Pres­by­ter­ian-St. Luke’s Med­ical Cen­ter in Chica­go, she received a Robert E. Slay­ton Prize for Spe­cial Com­pe­tence, Sen­si­tiv­i­ty and Com­pas­sion in Med­ical Oncol­o­gy and a Depart­ment of Inter­nal Med­i­cine Award for Excel­lent Work as a Res­i­dent. Fur­ther­more, Dr. Houli­han is a mem­ber of the Alpha Omega Alpha Med­ical Hon­or Society. 

Dr. Houli­han enjoys bond­ing with her large, close fam­i­ly in addi­tion to bik­ing, hik­ing, ski­ing, play­ing golf, trav­el­ing and prac­tic­ing yoga. She also loves ani­mals. With­in the com­mu­ni­ty, she vol­un­teers on the DMG Char­i­ta­ble Fund advi­so­ry board. The most reward­ing accom­plish­ments of Dr. Houlihan’s career thus far have been tak­ing care of her won­der­ful patients and being part of DMG’s lead­er­ship team. 

Math­ew Philip, MD, Treasurer

Dr. Math­ew Philip, board-cer­ti­fied in inter­nal med­i­cine, serves as trea­sur­er of DuPage Med­ical Group (DMG). He also serves as the Med­ical Direc­tor of Clin­i­cal Inno­va­tion for the orga­ni­za­tion where he focus­es on inte­grat­ing clin­i­cal inno­va­tions into DMG’s exist­ing pro­grams and bring­ing new con­cepts to life that will make health­care bet­ter for patients and com­mu­ni­ties served. With­in his lead­er­ship role, Dr. Philip upholds active lis­ten­ing, hon­esty, trust and strives to lead by exam­ple while empow­er­ing others. 

Dr. Philip spe­cial­izes in the man­age­ment of senior patients with com­plex health issues at DMG’s Break­Through Care Cen­ter loca­tion in Wheaton. 

He joined DMG in 2009 and was appoint­ed trea­sur­er in 2019

Dr. Philip is pas­sion­ate about health­care because he believes it serves as a foun­da­tion­al key for all peo­ple. Addi­tion­al­ly, he enjoys how health­care cre­ates con­stant oppor­tu­ni­ties for improve­ment and end­less chances to pos­i­tive­ly impact the lives of others. 

He earned his med­ical degree from North­west­ern Uni­ver­si­ty Fein­berg School of Med­i­cine and com­plet­ed his res­i­den­cy in inter­nal med­i­cine at the Uni­ver­si­ty of Illi­nois at Chicago. 

Dr. Philip is deeply con­nect­ed to the health­care field because he has seen its direct impact while his father was diag­nosed with can­cer. Dur­ing this time, he saw how the med­ical field influ­enced his father’s faith, fam­i­ly and per­se­ver­ance. With­in the com­mu­ni­ty, Dr. Philip is active­ly involved in med­ical mis­sion trips and has trav­eled to Mex­i­co, Haiti, Nepal and oth­er loca­tions. These trips allow him to trea­sure the impor­tance of giv­ing back to those less for­tu­nate in addi­tion to cre­at­ing fresh per­spec­tives about life. The most reward­ing accom­plish­ment of his career thus far has been choos­ing to be part of DMG. He cher­ish­es DMG’s con­tin­u­ous mis­sion focused on chang­ing health­care for the better. 

Lead­er­ship Recognition

  • Award­ed a medal of excel­lence by the US sur­geon gen­er­al in 2018 

Don­ald Hoscheit, MD, Chief Med­ical Officer

Dr. Don­ald Hoscheit, board-cer­ti­fied gas­troen­terol­o­gist, serves as the Chief Med­ical Offi­cer of DuPage Med­ical Group (DMG). In his lead­er­ship role, he upholds integri­ty, humil­i­ty and account­abil­i­ty while empow­er­ing oth­ers. He fur­ther demon­strates com­mu­ni­ca­tion and empa­thy as a physician. 

He has been in prac­tice at DMG for more than 30 years and has held many lead­er­ship roles with­in and out­side the orga­ni­za­tion. In addi­tion to serv­ing as chief med­ical offi­cer, he serves as a mem­ber of the DMG Board of Direc­tors and as a leader on sev­er­al of DMG’s inter­nal com­mit­tees. He also serves on the Physician’s Lead­er­ship Coun­cil and Cre­den­tials Com­mit­tee at North­west­ern Med­i­cine Cen­tral DuPage Hos­pi­tal and the finance com­mit­tee at his church.

Dr. Hoscheit prac­tices gas­troen­terol­o­gy full-time, spe­cial­iz­ing in dis­eases and dis­or­ders of the diges­tive tract, endo­scop­ic surgery, colon can­cer detec­tion and screen­ing, col­i­tis, Crohn’s dis­ease and pep­tic ulcer disease. 

He is pas­sion­ate about health­care and believes it is an hon­or and priv­i­lege to be trust­ed by some­one to pro­vide their care.

He earned his med­ical degree from the Loy­ola Uni­ver­si­ty Stritch School of Med­i­cine and com­plet­ed his intern­ship, res­i­den­cy in inter­nal med­i­cine and fel­low­ship train­ing in clin­i­cal gas­troen­terol­o­gy at the Loy­ola Uni­ver­si­ty Med­ical Cen­ter. He is a fel­low of both the Amer­i­can Col­lege of Gas­troen­terol­o­gy (ACG) and the Amer­i­can Gas­troen­tero­log­i­cal Asso­ci­a­tion (AGA).

Dr. Hoscheit enjoys spend­ing time with his fam­i­ly and prac­tic­ing his faith; both activ­i­ties chal­lenge him every day. When time allows, he also likes to read, trav­el, hike and cycle. With­in the com­mu­ni­ty, he has served on hos­pi­tal and med­ical soci­ety boards. The most reward­ing accom­plish­ment of his career thus far has been see­ing his gas­troen­terol­o­gy depart­ment grow from a group of four to a group of over 30 excel­lent car­ing providers. He is proud he can have a role in DMG’s growth and work along­side and learn from com­pas­sion­ate, ded­i­cat­ed physi­cians and admin­is­tra­tive leaders. 

Lead­er­ship Recognition

  • Elect­ed as a fel­low of the ACG and AGA 

Christi­na E. Bratis, MD

Board-cer­ti­fied in inter­nal med­i­cine, Dr. Christi­na E. Bratis has exten­sive expe­ri­ence as a hospitalist. 

Dr. Bratis joined DMG in August 2009. As a leader, she is known for being calm and fair and is rec­og­nized for her focus on under­stand­ing the per­spec­tive of others. 

She is pas­sion­ate about health­care due to the irrefutable impact it has on her patients and their com­mu­ni­ties, form­ing the foun­da­tion of a hap­py and pro­duc­tive life. 

She received her med­ical degree in 2005 from Rush Med­ical Col­lege, com­plet­ed her res­i­den­cy at the Uni­ver­si­ty of Illi­nois at Chica­go, and served an addi­tion­al year there as chief res­i­dent in inter­nal med­i­cine. She is affil­i­at­ed with Advo­cate Good Samar­i­tan Hos­pi­tal, Edward Hos­pi­tal, Elmhurst Hos­pi­tal, and North­west­ern Med­i­cine Cen­tral DuPage Hospital.

Dr. Bratis loves con­nect­ing with her fam­i­ly and friends in her free time. She enjoys food, trav­el, the out­doors, and run­ning. With­in the com­mu­ni­ty, she played an instru­men­tal role as the Clin­i­cal Leader of the McCormick Place Alter­nate Care Facil­i­ty, the first local field facil­i­ty built to address the city of Chica­go and state of Illi­nois’ COVID-19 response. The most reward­ing accom­plish­ment of Dr. Bratis’ career thus far has been being able to devel­op con­nec­tions with her patients, work­ing to earn their trust as she cares for them through the often vul­ner­a­ble and stress­ful expe­ri­ence of being in the hospital. 

Shilpa Red­dy Cheruku­pal­ly, MD

Dr. Shilpa Red­dy Cheruku­pal­ly, board-cer­ti­fied oto­laryn­gol­o­gist, has more than 15 years of expe­ri­ence with­in her spe­cial­ty. Her med­ical inter­ests include: min­i­mal­ly inva­sive sinus surgery, in-office bal­loon sin­u­plas­ty, sinus surgery in adults and chil­dren, treat­ment of nasal obstruc­tion and snor­ing in adults and chil­dren as well as pedi­atric oto­laryn­gol­o­gy con­di­tions. In her lead­er­ship role, Dr. Cheruku­pal­ly upholds com­mu­ni­ca­tion, col­lab­o­ra­tion and empa­thy when empow­er­ing oth­ers. Prac­tic­ing at DMG since August 2005, she pre­vi­ous­ly served as direc­tor of pedi­atric oto­laryn­gol­o­gy at Cor­nell Med­ical Center/​New York Pres­by­ter­ian Hos­pi­tal as well as the assis­tant pro­fes­sor of Oto­laryn­gol­o­gy Head and Neck Surgery at Cor­nell Med­ical School.

Dr. Cheruku­pal­ly is pas­sion­ate about health­care because she cher­ish­es how the med­ical field is an out­let to mean­ing­ful­ly improve people’s dai­ly lives. 

She received her under­grad­u­ate degree from Duke Uni­ver­si­ty and her med­ical degree from Bay­lor Col­lege of Med­i­cine in 1997. She com­plet­ed her res­i­den­cy through Har­vard Med­ical School at the Mass­a­chu­setts Eye and Ear Infir­mary and com­plet­ed her fel­low­ship train­ing in pedi­atric oto­laryn­gol­o­gy at Uni­ver­si­ty of Chica­go Com­er Children’s Hos­pi­tal. Dr. Cheruku­pal­ly is affil­i­at­ed with Edward Hos­pi­tal and North­west­ern Med­i­cine Cen­tral DuPage Hospital.

Dr. Cheruku­pal­ly enjoys spend­ing time with her hus­band and two chil­dren, trav­el­ing and indulging in var­i­ous cuisines as an avid food­ie. Addi­tion­al­ly, she has climbed Mount Kil­i­man­jaro and ran the Chica­go Marathon. With­in the com­mu­ni­ty, she has par­tic­i­pat­ed in human­i­tar­i­an mis­sions with non-prof­it orga­ni­za­tion, Med­ical Mis­sions for Chil­dren.” The most reward­ing accom­plish­ment of Dr. Cherukupally’s career thus far has been win­ning the CUE award for teach­ing at Harvard. 

Lead­er­ship Recognition

  • Named one of Cas­tle Connolly’s Top Doc­tors’ in 2019 
  • Named one of Cas­tle Connolly’s Top Doc­tors’ in 2017 

David Dun­gan, MD

Dr. David Dun­gan, board-cer­ti­fied in inter­nal med­i­cine and pedi­atrics, is an expe­ri­enced internist and pedi­a­tri­cian who spe­cial­izes in high qual­i­ty per­son­al­ized health­care for all ages. In his lead­er­ship role, Dr. Dun­gan upholds active lis­ten­ing, con­sen­sus build­ing, and integri­ty. He takes this same approach to the deliv­ery of care of his patients. 

His spe­cial areas of clin­i­cal inter­est are cho­les­terol, hyper­ten­sion, nutri­tion and dia­betes, includ­ing obe­si­ty pre­ven­tion and lifestyle medicine.

Dr. Dun­gan joined DMG in 2000; out­side of his med­ical prac­tice, he chairs the Qual­i­ty Assur­ance and Uti­liza­tion Man­age­ment Com­mit­tee of DuPage Med­ical Group. In addi­tion, he serves as board chair for FOR­WARD (Find­ing Oppor­tu­ni­ties that Result in Well­ness for All Res­i­dents of DuPage), a 501c3 char­i­ta­ble orga­ni­za­tion which is ded­i­cat­ed to build­ing com­mu­ni­ty-based sys­tems to counter the grow­ing prob­lem of chron­ic dis­ease and health dis­par­i­ties. Also, Dr. Dun­gan has been award­ed as a Fel­low of the Amer­i­can Acad­e­my of Pedi­atrics and a Fel­low of the Amer­i­can Col­lege of Physicians. 

He is pas­sion­ate about health­care because of the over­all expe­ri­ence demon­strat­ed between patients and providers; there is an abil­i­ty for patients to gen­er­ate self-improvement.

He received his med­ical degree in 1988 from Loy­ola Uni­ver­si­ty Stritch School of Med­i­cine in May­wood. Dr. Dun­gan com­plet­ed his com­bined res­i­den­cy in inter­nal med­i­cine and pedi­atrics at Loy­ola Uni­ver­si­ty Med­ical Center/​Foster McGaw Hos­pi­tal in 1992. He is affil­i­at­ed with Advo­cate Good Samar­i­tan Hospital.

Dr. Dun­gan is the proud father of triplets, who are now young adults. As a cham­pi­on of healthy lifestyle habits, he enjoys culi­nary med­i­cine as well as the arts and recre­ation­al sports. With­in the com­mu­ni­ty, he has served on var­i­ous hos­pi­tal com­mit­tees, has been a speak­er for new mom/​baby class­es and donat­ed his time to com­mu­ni­ty orga­ni­za­tions. He and his wife are active sup­port­ers and fundrais­ers for Mis­eri­cor­dia, because of their belief in the way this orga­ni­za­tion has helped their daugh­ter and many oth­ers with intel­lec­tu­al dis­abil­i­ties thrive. He also has coached youth base­ball, vol­un­teered with his parish’s health team and served peri­od­i­cal­ly as a com­mu­ni­ty instruc­tor for clin­i­cal med­ical res­i­dents and advanced nurs­ing stu­dents. Cur­rent­ly, Dr. Dun­gan rep­re­sents DMG on the DuPage Health Coali­tion, a con­sor­tium of health care providers com­mit­ted to pro­vid­ing access to health­care for res­i­dents of DuPage Coun­ty. The most reward­ing accom­plish­ment of his career thus far has been learn­ing that his two sons have cho­sen med­i­cine as careers; he hopes their deci­sions to enter this field were reflec­tive of his own care phi­los­o­phy that he strives to imple­ment dai­ly to his patients. 

Juli­et Fal­lah, MD

Dr. Juli­et Fal­lah, board-cer­ti­fied in radi­ol­o­gy, serves on DuPage Med­ical Group’s (DMG) radi­ol­o­gy team and is the radi­a­tion safe­ty offi­cer of DMG. She devel­oped poli­cies and imple­ment­ed pro­to­cols for DMG patients to min­i­mize and track imag­ing radi­a­tion expo­sure. In her lead­er­ship role, Dr. Fal­lah upholds inclu­sive­ness, cre­ativ­i­ty and inspi­ra­tion when empow­er­ing others. 

Dr. Fal­lah has been prac­tic­ing at DMG for sev­er­al years, fol­low­ing her work at Advo­cate Good Samar­i­tan Hos­pi­tal where she devel­oped the PET/CT pro­gram as well as the CT angiog­ra­phy program. 

She is pas­sion­ate about health­care because she loves hav­ing the chance to tru­ly help people. 

She com­plet­ed her fel­low­ship train­ing in chest imag­ing at the Mallinck­rodt Insti­tute of Radi­ol­o­gy at Barnes-Jew­ish Hos­pi­tal in St. Louis.

Dr. Fal­lah is an avid read­er and firm sup­port­er of the arts. She also enjoys trav­el­ing and is con­stant­ly in awe of her two chil­dren. With­in the com­mu­ni­ty, she fundrais­es for Med­g­lob­al Inter­na­tion­al and has men­tored many stu­dents in their jour­neys into the med­ical field. The most reward­ing accom­plish­ments of Dr. Fallah’s career thus far have been spear­head­ing the PET/CT onco­log­ic imag­ing pro­gram at DMG, launch­ing our screen­ing low dose chest CT pro­gram and imple­ment­ing our pro­gram to pro­vide the low­est radi­a­tion dose pos­si­ble dur­ing imag­ing procedures. 

Lead­er­ship Recognition

  • Rec­og­nized in Inter­na­tion­al Women’s Forum 20182019 


Senior Man­age­ment Team

Steve Nel­son, CEO

Steve Nel­son is the Chief Exec­u­tive Offi­cer of DuPage Med­ical Group. For more than 30 years, Steve has been ded­i­cat­ed to improv­ing the health­care sys­tem for both patients and clin­i­cians through his expe­ri­ences at both pay­er and provider orga­ni­za­tions. Pri­or to join­ing DMG he served as the CEO of Unit­ed­Health­care, a $190 bil­lion divi­sion of Unit­ed­Health Group. Dur­ing his 15-year tenure, he served in key lead­er­ship posi­tions in both the Com­mer­cial and Gov­ern­ment busi­ness­es and drove efforts that result­ed in increased growth, employ­ee engage­ment and cus­tomer sat­is­fac­tion. Steve also brings to bear sig­nif­i­cant provider expe­ri­ence hav­ing served in a vari­ety of exec­u­tive roles with Hen­ry Ford Health System.

As CEO, Steve works col­lab­o­ra­tive­ly with the lead­er­ship team and Board of Direc­tors of the physi­cian group to set the strat­e­gy for the orga­ni­za­tion and to exe­cute plans to deliv­er on its promise of mak­ing health­care bet­ter for patients and the com­mu­ni­ties served. 

Steve earned his Bach­e­lor of Arts degree in Biol­o­gy from Port­land State Uni­ver­si­ty and holds a Master’s degree in both Busi­ness Admin­is­tra­tion and Health Ser­vices Admin­is­tra­tion from the Uni­ver­si­ty of Michigan.

Steve and his wife Keri are active in their com­mu­ni­ty and the out­doors and love spend­ing time with fam­i­ly. Steve, him­self, is an avid triath­lete and five-time IRON­MAN fin­ish­er, includ­ing the IRON­MAN World Championship.

Mike Pacetti, CFO

Mike Pacetti serves as CFO of DuPage Med­ical Group.

Since join­ing DMG as one of the found­ing lead­ers at its start in 1999, Mike has served as the CFO and a val­ued leader in the orga­ni­za­tion. In his role, he over­sees the strate­gic and finan­cial plan­ning, cash man­age­ment, account­ing, bud­get­ing, finan­cial report­ing, patient accounts, cod­ing and com­pli­ance, safe­ty and risk man­age­ment and physi­cian recruitment.

In 2012, Mike was select­ed as an hon­oree by the Dai­ly Her­ald Busi­ness Ledger’s first annu­al CFO of the Year Awards.” Pri­or to join­ing DMG in 1999, he was the con­troller of Sub­ur­ban Heights Med­ical Cen­ter, a group prac­tice in the South sub­urbs of Chica­go with over 60 physi­cians and a vari­ety of ancil­lary ser­vices, includ­ing a surgery center.

Dur­ing his tenure at DMG, Mike has guid­ed the orga­ni­za­tion through a num­ber of strate­gic ini­tia­tives and acqui­si­tions, includ­ing serv­ing as co-CEO.

He earned his bachelor’s degree in account­ing from Illi­nois State Uni­ver­si­ty and is a cer­ti­fied pub­lic accountant.

Mike enjoys spend­ing time with his wife and three kids. An avid Chica­go sports fan, he often can be found cheer­ing on the Chica­go Cubs and Chica­go Bears in addi­tion to host­ing tail­gate fes­tiv­i­ties on game days. 

Don­na Coop­er, COO

Don­na Coop­er serves as Chief Oper­at­ing Offi­cer of DuPage Med­ical Group (DMG). In her lead­er­ship role, she upholds integri­ty, humil­i­ty and resilience while empow­er­ing others. 

She part­ners col­lab­o­ra­tive­ly with physi­cians and lead­ers through­out the orga­ni­za­tion to ensure an excep­tion­al patient expe­ri­ence while guid­ing strate­gic growth, new ser­vice lines and improv­ing effi­cien­cies across all DMG oper­a­tions sites. 

Don­na joined DMG in 2018 with more than 20 years of health­care indus­try expe­ri­ence, most recent­ly serv­ing as chief oper­at­ing offi­cer of Advo­cate Med­ical Group (AMG). In a pre­vi­ous role, she served as pres­i­dent of Advo­cate Drey­er Med­ical Clin­ic where she direct­ed var­i­ous health­care busi­ness oper­a­tions on all levels.

Pri­or to her tenure with Advo­cate, Don­na worked as the chief finan­cial offi­cer and then CEO of Physi­cians Clin­ic of Iowa. She also pre­vi­ous­ly held posi­tions at a man­aged care com­pa­ny where she nego­ti­at­ed pay­er, ven­dor and Physi­cian-Hos­pi­tal Orga­ni­za­tion (PHO) contracts.

Get­ting up every morn­ing know­ing she works in an indus­try that cen­ters upon mak­ing a dif­fer­ence and improv­ing lives, ignites Donna’s pas­sion for her work. This reminder bal­ances her busi­ness knowl­edge and exper­tise with­in an indus­try focused on health and healing.

Don­na is a grad­u­ate of the Uni­ver­si­ty of Iowa, where she received both her bachelor’s degree in Account­ing and master’s degrees in Health Administration. 

Don­na enjoys spend­ing time with her hus­band, three chil­dren, fam­i­ly and friends. As a fit­ness enthu­si­ast, she also trea­sures time keep­ing up with her own health, run­ning 35 – 40 miles per week. With­in the com­mu­ni­ty, Don­na is active in her local school dis­trict and vol­un­teers with the Amer­i­can Heart Asso­ci­a­tion, in addi­tion to local food pantries. The most reward­ing accom­plish­ment of her career thus far has been hav­ing the oppor­tu­ni­ty to be part of the DMG lead­er­ship team dur­ing the COVID-19 pan­dem­ic. Don­na has appre­ci­at­ed close­ly col­lab­o­rat­ing with fel­low DMG team mem­bers to ensure all patients, physi­cians and asso­ciates remained safe and informed dur­ing this unprece­dent­ed time. 

Lead­er­ship Recognition

  • Rec­og­nized as one of Chica­go United’s Busi­ness Lead­ers of Col­or’ in 2013 
  • Nom­i­nat­ed Cedar Rapids Forty Under 40’ in 2006

Nick Mar­tin, CTO

Nick Mar­tin serves as the Chief Tech­nol­o­gy Offi­cer of DuPage Med­ical Group (DMG). In his lead­er­ship role, Nick upholds inno­va­tion, com­pas­sion and team build­ing while empow­er­ing others. 

With more than 15 years of expe­ri­ence in health­care IT, Nick is a key leader on the senior man­age­ment team, where he pro­vides exper­tise in appli­ca­tion devel­op­ment, infra­struc­ture, ana­lyt­ics and con­sumer experience.

Pri­or to join­ing DMG in 2018, he held posi­tions with Unit­ed­Health Group’s Optum, first as vice pres­i­dent of inno­va­tion research and devel­op­ment, then as CIO of its inter­na­tion­al divi­sion, where he direct­ed all aspects of tech­nol­o­gy, from strate­gic plan­ning and desk­top sup­port to trans­form­ing and imple­ment­ing IT plat­forms to sup­port busi­ness growth in the U.K., South Amer­i­ca and Australia.

Nick also pre­vi­ous­ly served as the senior infor­ma­tion tech­nol­o­gy direc­tor of Unit­ed­Health­care Medicare and Retire­ment, as well as the infor­ma­tion tech­nol­o­gy direc­tor of Phar­ma­cy Solutions/​Consumer Health Prod­ucts, where he estab­lished the vision and exe­cut­ed the infor­ma­tion tech­nol­o­gy strat­e­gy for sales, mar­ket­ing and ser­vice businesses.

Nick’s pas­sion lies in the devel­op­ment of health­care tech­nolo­gies. As a dig­i­tal trans­for­ma­tion evan­ge­list and inno­va­tor, he has devel­oped award-win­ning mobile appli­ca­tions designed to dri­ve con­sumer engage­ment and improve indi­vid­u­als’ health and well-being. He believes apply­ing tech­nol­o­gy to the point of care will yield a trans­for­ma­tive impact on how health­care is delivered. 

Nick enjoys soc­cer, both as an avid fan and active play­er. The great­est accom­plish­ment of his career thus far has been launch­ing a mar­ket mobile solu­tion that was lever­aged by over a mil­lion health­care con­sumers with­in the first year. 

Tracey Salin­s­ki JD, LL.M, Gen­er­al Coun­sel & Senior Vice Pres­i­dent, Legal

Tracey Salin­s­ki serves as Gen­er­al Coun­sel and Senior Vice Pres­i­dent at Legal of DuPage Med­ical Group (DMG). In her lead­er­ship role, she upholds account­able work stan­dards across her team and imple­ments sup­port, men­tor­ship, edu­ca­tion­al and growth oppor­tu­ni­ties while empow­er­ing others. 

With more than 20 years of spe­cial­ized legal expe­ri­ence, she has deep exper­tise in cor­po­rate health­care legal mat­ters, includ­ing merg­ers, acqui­si­tions and health­care reg­u­la­to­ry mat­ters. She is respon­si­ble for devel­op­ing DMG’s enter­prise legal strate­gies and over­sees its legal depart­ment, which includes com­pli­ance and risk man­age­ment. She also pro­vides valu­able legal coun­sel to DMG’s exec­u­tive lead­er­ship team, Board of Direc­tors and physicians.

Pri­or to join­ing DMG, she held posi­tions with law firms and health­care orga­ni­za­tions in the Chicagoland area, most recent­ly serv­ing as Asso­ciate Gen­er­al Coun­sel at Sono­va US. She was pre­vi­ous­ly a super­vis­ing attor­ney at Inside Out Legal, LLC, where she pro­vid­ed legal advice as inter­im Chief Legal Offi­cer to a region­al hos­pi­tal sys­tem. Before mov­ing to an in-house role, Tracey was a part­ner in the health­care group at Arn­stein & Lehr.

Tracey is pas­sion­ate about health­care because she finds the patient-cen­tered expe­ri­ence encour­ag­ing and fulfilling. 

She received her bachelor’s degree from the Uni­ver­si­ty of Michi­gan, J.D. degree from Michi­gan State Uni­ver­si­ty Col­lege of Law and Mas­ter of Laws from The John Mar­shall Law School.

Tracey enjoys spend­ing time with fam­i­ly and friends in Chica­go, par­tak­ing in the Chica­go restau­rant scene and explor­ing our city’s diverse neigh­bor­hoods. With­in the com­mu­ni­ty, she aspires to men­tor under­priv­i­leged youth in Chica­go. The most reward­ing accom­plish­ment of Tracey’s career thus far has been being cho­sen to lead the legal func­tion as Gen­er­al Coun­sel at DMG