NPI Portal NPI Lookup & Verification

Internal Medicine in Merced, CA

75 active Internal Medicine providers practice in Merced, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Merced, CA
NPI Name Type Specialty Location
1720200363 A. Reddy, M.D, Inc Organization Hematology & Oncology Physician Merced, CA
1962684282 Arthur Tolentino Individual Infectious Disease Physician Merced, CA
1467496505 Atul Roy Individual Nephrology Physician Merced, CA
1851576284 Cardio Vascular Clinic Inc Organization Cardiovascular Disease Physician Merced, CA
1881847655 Central Valley Cancer Center, Inc. Organization Hematology & Oncology Physician Merced, CA
1740245026 Chenn-Yow Fuh Individual Cardiovascular Disease Physician Merced, CA
1285940411 Chenn-Yow Fuh M D Inc Organization Cardiovascular Disease Physician Merced, CA
1801837208 Daniel Ikemiyashiro Individual Nephrology Physician Merced, CA
1013208446 El Portal Medical Oncology Inc Organization Hematology & Oncology Physician Merced, CA
1336319276 Evergreen Care Medical Organization Cardiovascular Disease Physician Merced, CA
1518313410 Garima Handa Individual Cardiovascular Disease Physician Merced, CA
1487627816 Gloria Jean Malabed-Verona Individual Internal Medicine Physician Merced, CA
1336141308 Hanimireddy Lakireddy Individual Cardiovascular Disease Physician Merced, CA
1144661000 Harleen Aujla Individual Nephrology Physician Merced, CA
1407814155 Henry Lam Individual Internal Medicine Physician Merced, CA
1215216809 Imtiaz A. Malik, M.D. Inc. Organization Hematology & Oncology Physician Merced, CA
1346278546 Imtiaz Malik Individual Hematology & Oncology Physician Merced, CA
1861965386 Jaideep Misra Individual Internal Medicine Physician Merced, CA
1083607022 James Reid Individual Internal Medicine Physician Merced, CA
1609067719 Jelili Apalara Individual Internal Medicine Physician Merced, CA
1083031033 Juan Rodriguez Individual Nephrology Physician Merced, CA
1487842894 Lekshmi Vallyathan Individual Internal Medicine Physician Merced, CA
1285745521 Leland Fife Individual Internal Medicine Physician Merced, CA
1790769818 Lillian Choi Individual Gastroenterology Physician Merced, CA
1902552003 Lillian Choi MD Inc Organization Gastroenterology Physician Merced, CA
1427112366 Madhu Kris Individual Gastroenterology Physician Merced, CA
1609875004 Man-Siak Mak Individual Gastroenterology Physician Merced, CA
1114115904 Man-Siak Mak, M.D., Inc. Organization Gastroenterology Physician Merced, CA
1639171606 Mani Nallasivan Individual Cardiovascular Disease Physician Merced, CA
1982977054 Mani Nallasivan M D Inc A Professional Corporation Organization Interventional Cardiology Physician Merced, CA
1437224946 Maria Fernandez Renedo Individual Endocrinology, Diabetes & Metabolism Physician Merced, CA
1811316375 Maria Fernandez Renedo MD Inc Organization Endocrinology, Diabetes & Metabolism Physician Merced, CA
1376693952 Maristela Carreon Individual Internal Medicine Physician Merced, CA
1154503670 Mark Altchek Individual Internal Medicine Physician Merced, CA
1922115856 Meghal Parikh Individual Rheumatology Physician Merced, CA
1447573472 Meghal V Parikh MD Inc Organization Rheumatology Physician Merced, CA
1447221916 Merced Cancer Center A Medical Corporation Organization Hematology & Oncology Physician Merced, CA
1730431875 Merced Hospitalist Medical Group, Inc. Organization Internal Medicine Physician Merced, CA
1720604895 Merced Intensivist Group Inc Organization Critical Care Medicine (Internal Medicine) Physician Merced, CA
1154420842 Merced Medical Clinic Organization Internal Medicine Physician Merced, CA
1861670358 Merced Medical Clinic Organization Gastroenterology Physician Merced, CA
1114968765 Merced Pulmonary Medical Assoc. Organization Pulmonary Disease Physician Merced, CA
1902997984 Merced Turlock Nephrology Med Group Inc. Organization Nephrology Physician Merced, CA
1427811546 Merced Vc Organization Interventional Cardiology Physician Merced, CA
1952314205 Merla Puray Individual Hematology & Oncology Physician Merced, CA
1306182464 Michelle Barbosa Individual Internal Medicine Physician Merced, CA
1043204605 Nicolas Delapena Individual Infectious Disease Physician Merced, CA
1275637506 Nirmal Aujla Individual Nephrology Physician Merced, CA
1003320946 Parminder S Sidhu Medical Corporation Organization Hematology & Oncology Physician Merced, CA
1164663878 Parminder Sidhu Individual Medical Oncology Physician Merced, CA

Frequently asked questions

How many Internal Medicine providers are in Merced, CA?
The latest NPPES snapshot lists 75 active Internal Medicine providers with a practice address in Merced, California.
How do I check a Internal Medicine provider's NPI in Merced?
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.