NPI Portal NPI Lookup & Verification

Internal Medicine in Buffalo Grove, IL

47 active Internal Medicine providers practice in Buffalo Grove, Illinois according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Buffalo Grove, IL
NPI Name Type Specialty Location
1790803138 Advanced Arlington Medical Center Ltd. Organization Internal Medicine Physician Buffalo Grove, IL
1437372182 Advanced Arlington Sports Medicine Center Organization Internal Medicine Physician Buffalo Grove, IL
1073618294 Advanced Radiology Professionals, LLC Organization Magnetic Resonance Imaging (MRI) Internal Medicine Physician Buffalo Grove, IL
1750884375 Advantage Healthcare Specialists, LLC Organization Geriatric Medicine (Internal Medicine) Physician Buffalo Grove, IL
1205022167 Affinity Health Care LLC Organization Internal Medicine Physician Buffalo Grove, IL
1003043233 Affinity Healthcare LLC Organization Internal Medicine Physician Buffalo Grove, IL
1952472805 Ahmet Copur Individual Pulmonary Disease Physician Buffalo Grove, IL
1902913759 Alan Auerbach Individual Gastroenterology Physician Buffalo Grove, IL
1871625483 Alan Auerbach MD Organization Gastroenterology Physician Buffalo Grove, IL
1144270075 Alliance Medical Group,S.C Organization Internal Medicine Physician Buffalo Grove, IL
1336407998 Ammara Aziz Individual Endocrinology, Diabetes & Metabolism Physician Buffalo Grove, IL
1730167339 Carl Lang Individual Internal Medicine Physician Buffalo Grove, IL
1114214111 Chuck Vrasich Individual Internal Medicine Physician Buffalo Grove, IL
1346228954 David Charman Individual Internal Medicine Physician Buffalo Grove, IL
1629028428 Della Mathew Individual Internal Medicine Physician Buffalo Grove, IL
1477531937 Gabriel Kibrit Individual Internal Medicine Physician Buffalo Grove, IL
1124317367 George Thott Individual Endocrinology, Diabetes & Metabolism Physician Buffalo Grove, IL
1447280839 Greater Northwest Medical Group Organization Internal Medicine Physician Buffalo Grove, IL
1053363952 Gregory Clark Individual Endocrinology, Diabetes & Metabolism Physician Buffalo Grove, IL
1336208297 Hoyee Chan Individual Internal Medicine Physician Buffalo Grove, IL
1790566206 Ih Physician Services, PC Organization Hospice and Palliative Medicine (Internal Medicine) Physician Buffalo Grove, IL
1629881495 Img Endocrinology Pllc Organization Endocrinology, Diabetes & Metabolism Physician Buffalo Grove, IL
1902549686 In Home Health, LLC Organization Hospice and Palliative Medicine (Internal Medicine) Physician Buffalo Grove, IL
1154309755 Irina Goldvekht Individual Internal Medicine Physician Buffalo Grove, IL
1346228814 Jules Marks Individual Internal Medicine Physician Buffalo Grove, IL
1447991930 Juwon Lee Individual Internal Medicine Physician Buffalo Grove, IL
1053051110 Khrystyna Deka Individual Internal Medicine Physician Buffalo Grove, IL
1780094714 Lena Virasch Individual Internal Medicine Physician Buffalo Grove, IL
1801945480 Leo Gutt Individual Internal Medicine Physician Buffalo Grove, IL
1942487772 Lidiya Kupriyenko Individual Internal Medicine Physician Buffalo Grove, IL
1851557102 Margaret Fruhbauer Individual Internal Medicine Physician Buffalo Grove, IL
1356374920 Margaret Michalska Individual Rheumatology Physician Buffalo Grove, IL
1669638516 Margarita Etingen MD S.C. Organization Internal Medicine Physician Buffalo Grove, IL
1033197637 Mark Charman Individual Internal Medicine Physician Buffalo Grove, IL
1407076888 Michael Hersh Individual Gastroenterology Physician Buffalo Grove, IL
1518945484 Michael Unger Individual Internal Medicine Physician Buffalo Grove, IL
1598846883 North Groves Internal Medicine Sc Organization Internal Medicine Physician Buffalo Grove, IL
1497889513 North Suburban Healthcare Ltd Organization Internal Medicine Physician Buffalo Grove, IL
1427153477 Oksana Batejko Individual Internal Medicine Physician Buffalo Grove, IL
1043282320 Olga Zarkh Individual Internal Medicine Physician Buffalo Grove, IL
1750310454 Radha Soundarrajan Individual Internal Medicine Physician Buffalo Grove, IL
1639040983 Rbg Healthcare LLC Organization Internal Medicine Physician Buffalo Grove, IL
1588879571 Robert Goldman Individual Rheumatology Physician Buffalo Grove, IL
1952389413 Stuart Ferber Individual Internal Medicine Physician Buffalo Grove, IL
1144208612 Susan Nelson Individual Internal Medicine Physician Buffalo Grove, IL
1710974860 Thomas Heggen Individual Internal Medicine Physician Buffalo Grove, IL
1548249113 Wendi Marcus Individual Internal Medicine Physician Buffalo Grove, IL

Frequently asked questions

How many Internal Medicine providers are in Buffalo Grove, IL?
The latest NPPES snapshot lists 47 active Internal Medicine providers with a practice address in Buffalo Grove, Illinois.
How do I check a Internal Medicine provider's NPI in Buffalo Grove?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-10.