
Chiedu Charles Onunkwo · Internal Medicine Physician
621 Memorial Dr Suite 624, South Bend, IN, 46601
NPI · 1992752018No reviews
Insurance
Not specified
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89 providers found
Heallexa lists 89+ verified internal medicine physician in South Bend, . Compare credentials, listed insurance, and patient reviews side by side — free, no signup.

Chiedu Charles Onunkwo · Internal Medicine Physician
621 Memorial Dr Suite 624, South Bend, IN, 46601
NPI · 1992752018Insurance

Uthman Cavallo, MD, LLC · Internal Medicine Physician
53800 Generations Dr, South Bend, IN, 46635
NPI · 1093152589Insurance

Myron Glen Bontrager · Hospitalist Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1801283528Insurance

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Stephanie Nichole Hicks · Hospitalist Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1659647030Insurance

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Mckindra Fletcher · Internal Medicine Physician
610 N Michigan St Suite 400, South Bend, IN, 46601
NPI · 1467448019Insurance

Stephen L Anderson · Internal Medicine Physician
211 N Eddy St, South Bend, IN, 46617
NPI · 1578554648Insurance

U.S. Healthworks Medical Group Of Indiana, PC · Occupational Medicine Physician
19567 Cleveland Rd, South Bend, IN, 46637
NPI · 1174037535Insurance

John R Majewski · Internal Medicine Physician
1402 Portage Ave, South Bend, IN, 46616
NPI · 1255967352Insurance

Michael A Strzelecki · Internal Medicine Physician
211 N Eddy St, South Bend, IN, 46617
NPI · 1730179391Insurance

Troy Bergin · Occupational Medicine Physician
19567 Cleveland Rd, South Bend, IN, 46637
NPI · 1578783551Insurance

Justin Chow · Internal Medicine Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1700899622Insurance

Mathew Jose Kallookulangara · Internal Medicine Physician
615 N Michigan St Fl 1, South Bend, IN, 46601
NPI · 1912998642Insurance

Ashish Bhagvandas Patel · Internal Medicine Physician
615 N Michigan St, South Bend, IN, 46601
NPI · 1831186204Insurance

Ronald D Nelson · Internal Medicine Physician
610 N Michigan St, South Bend, IN, 46601
NPI · 1629076328Insurance

Monika Niemiec · Internal Medicine Physician
615 N Michigan St, South Bend, IN, 46601
NPI · 1063610327Insurance

Marjorie Thermidor Daoud · Internal Medicine Physician
621 Memorial Dr Suite 402, South Bend, IN, 46601
NPI · 1346276995Insurance

Health Plus Indiana · Public Health & General Preventive Medicine Physician
201 S William St, South Bend, IN, 46601
NPI · 1629757356Insurance

Nycole Wells · Hospitalist Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1154585354Insurance

Thomas R Vanderheyden · Internal Medicine Physician
17501 Generations Dr, South Bend, IN, 46635
NPI · 1528222387Insurance

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Stephen Dinsmoor Nightingale · Internal Medicine Physician
5838 W Brick Rd Suite 106, South Bend, IN, 46628
NPI · 1952507170Insurance

Barbara B Niklinska · Internal Medicine Physician
211 N Eddy St, South Bend, IN, 46617
NPI · 1942290580Insurance

Seth Hauschild · Internal Medicine Physician
5838 W Brick Rd Suite 106, South Bend, IN, 46628
NPI · 1952747883Insurance

Sunday O Osunnuga · Internal Medicine Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1710937388Insurance

Wendell Garcia Ortiz · Internal Medicine Physician
211 N Eddy St, South Bend, IN, 46617
NPI · 1972593630Insurance

John T Renzi · Hospitalist Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1679140966Insurance

Stephen L Anderson · Internal Medicine Physician
211 N Eddy St, South Bend, IN, 46617
NPI · 1578554648Insurance

Luke Alfred White · Internal Medicine Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1528390770Insurance

Kellen Mastick · Internal Medicine Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1538655709Insurance

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Mckindra Fletcher · Internal Medicine Physician
610 N Michigan St Suite 400, South Bend, IN, 46601
NPI · 1467448019Insurance

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Nicholas Rizzo · Internal Medicine Physician
615 N Michigan St Fl 1, South Bend, IN, 46601
NPI · 1669447272Insurance

David Chi · Internal Medicine Physician
615 N Michigan St Fl 1, South Bend, IN, 46601
NPI · 1932662780Insurance

Kirk Jon Bodach · Hospitalist Physician
615 N Michigan St Fl 1, South Bend, IN, 46601
NPI · 1306044003Insurance

Mayank Kumar Mittal · Internal Medicine Physician
610 N Michigan St Suite 400, South Bend, IN, 46601
NPI · 1003044702Insurance

Michelle Aileen Thompson · Hospitalist Physician
615 N Michigan St, South Bend, IN, 46601
NPI · 1205810165Insurance

Zachary Laucis · Surgical Critical Care Physician
621 Memorial Dr, South Bend, IN, 46601
NPI · 1497168314Insurance

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Harmanjot Singh Khaira · Critical Care Medicine (Internal Medicine) Physician
621 Memorial Drive Suite 302, South Bend, IN, 46601
NPI · 1205321536Insurance

Natalie Renee Sessions · Internal Medicine Physician
1815 E Ireland Rd, South Bend, IN, 46614
NPI · 1992997175Insurance

Vickie W Wipperman · Occupational Medicine Physician
19567 Cleveland Rd, South Bend, IN, 46637
NPI · 1194945162Insurance

Patrick John Watson · Hospitalist Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1285372409Insurance

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Celestina I. Iheanacho · Internal Medicine Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1619927530Insurance

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Sylvana Atallah · Hospitalist Physician
328 N Michigan St Suite F3, South Bend, IN, 46601
NPI · 1225235336Insurance

Barbara Louise Williams · Internal Medicine Physician
707 N Michigan St, South Bend, IN, 46601
NPI · 1932107661Insurance

Thomas Palmer Bathrick · Critical Care Medicine (Internal Medicine) Physician
1432 Lincoln Way E, South Bend, IN, 46613
NPI · 1285646711Insurance

Ernest Alexander Vera Vazquez · Internal Medicine Physician
1901 W Western Ave Suite B, South Bend, IN, 46619
NPI · 1689968349Insurance

Barbara Louise Williams · Internal Medicine Physician
707 N Michigan St, South Bend, IN, 46601
NPI · 1932107661Insurance

Barbara L Williams MD · Internal Medicine Physician
707 N Michigan St, South Bend, IN, 46601
NPI · 1730134800Insurance

Insurance

Ravi J Patel · Internal Medicine Physician
17501 Generations Dr, South Bend, IN, 46635
NPI · 1750607354Insurance

Catherine N Wolff · Internal Medicine Physician
1815 E Ireland Rd, South Bend, IN, 46614
NPI · 1154378602Insurance

Mark Douglas Fox · Internal Medicine Physician
1234 N Notre Dame Ave, South Bend, IN, 46617
NPI · 1447220843Insurance

Ronald D Nelson · Internal Medicine Physician
610 N Michigan St, South Bend, IN, 46601
NPI · 1629076328Insurance

Rachelina Portolese Kvietkus · Internal Medicine Physician
211 N Eddy St, South Bend, IN, 46617
NPI · 1376586420Insurance

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Edna Pamatmat · Internal Medicine Physician
1901 W Western Ave Suite B, South Bend, IN, 46619
NPI · 1730194416Insurance

Thomas P Bathrick DO, PC · Critical Care Medicine (Internal Medicine) Physician
1432 Lincoln Way E, South Bend, IN, 46613
NPI · 1508048752Insurance

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Saint Jude Offices, LLC · Internal Medicine Physician
328 N Michigan St, South Bend, IN, 46601
NPI · 1962862334Insurance

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Michael B Platt · Internal Medicine Physician
415 E Madison St, South Bend, IN, 46617
NPI · 1588801500Insurance

Brian Michael Hughes · Preventive Medicine/Occupational Environmental Medicine Physician
211 N Eddy St, South Bend, IN, 46617
NPI · 1326291915Insurance

Carolyn Christine Klaus · Internal Medicine Physician
100 Navarre Pl, South Bend, IN, 46601
NPI · 1811988561Insurance

Avenue Hematology And Oncology LLC · Internal Medicine Physician
54505 26Th St Suite C, South Bend, IN, 46635
NPI · 1942559380Insurance

Khalid Najib · Internal Medicine Physician
610 N Michigan St Suite 400, South Bend, IN, 46601
NPI · 1558626077Insurance

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Eric Paul Wohlrab · Aerospace Medicine Physician
2301 N Bendix Dr, South Bend, IN, 46628
NPI · 1912982117Insurance

Susan R Hart Cavallo · Internal Medicine Physician
720 Cedar St, South Bend, IN, 46617
NPI · 1649261710Insurance

Northern Indiana Rehabilitation Medicine, Inc.. · Spinal Cord Injury Medicine Physician
206 E Bartlett St, South Bend, IN, 46601
NPI · 1558568667Insurance

Jena Ruth Kern · Hospitalist Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1760700454Insurance

Robert M Einterz · Internal Medicine Physician
714 N Michigan St, South Bend, IN, 46601
NPI · 1992762652Insurance

Arthur Martin Schroeder · Internal Medicine Physician
615 N Michigan St, South Bend, IN, 46601
NPI · 1174507503Insurance

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Thomas Deverne Bussineau · Hospitalist Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1992155055Insurance

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Patricia C Osmolak · Internal Medicine Physician
615 N Michigan St Fl 1, South Bend, IN, 46601
NPI · 1194102723Insurance

Jasmine Dhillon · Hospitalist Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1255902169Insurance

Quanri Jin · Internal Medicine Physician
615 N Michigan St 1St Fl Hospitalist Suite, South Bend, IN, 46601
NPI · 1992148811Insurance

Hanuma Swetha Chitta · Internal Medicine Physician
615 N Michigan St, South Bend, IN, 46601
NPI · 1538508429Insurance

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Gary B Fromm · Critical Care Medicine (Internal Medicine) Physician
615 N Michigan St, South Bend, IN, 46601
NPI · 1184722076Insurance
These providers list this insurance as accepted, but coverage should be confirmed directly with the provider before booking.
Same specialty in cities near South Bend — useful if your insurance network extends across the metro.
South Bend has internal medicine physician practicing across hospital systems, group practices, and independent clinics. When choosing an internal medicine physician in South Bend, the three factors most patients care about are: insurance acceptance, distance from home or work, and patient reviews. Heallexa shows all three on every listing so you can compare without clicking back and forth.
Many South Bend internal medicine physician list major insurance plans including Blue Cross Blue Shield, Aetna, UnitedHealthcare, Cigna, Humana, and Medicare. Listings reflect what providers have indicated they accept — always confirm in-network status directly with the office before booking. Out-of-network visits can cost 3–5× more than in-network ones.
Confirm three things: (1) they currently accept your specific insurance plan and network tier, (2) the office location and parking, and (3) typical wait times for new-patient visits.
Many South Bend internal medicine physician offer telehealth visits, especially for follow-ups, prescription refills, and consultations. Look for the telehealth badge on each profile.
Every listing on Heallexa is matched against NPI records and state license databases. Credentials, board certifications, and active license status are surfaced on each profile.
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