Internal Medicine in Rancho Cucamonga, CA
82 active Internal Medicine providers practice in Rancho Cucamonga, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
Advertisement
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1366380727 | Aftab A. Qadir, MD Inc | Organization | Addiction Medicine (Internal Medicine) Physician | Rancho Cucamonga, CA |
| 1851753545 | Aftab Qadir | Individual | Pulmonary Disease Physician | Rancho Cucamonga, CA |
| 1356528566 | Andrea Tieng | Individual | Gastroenterology Physician | Rancho Cucamonga, CA |
| 1013276575 | Andrea Tieng, MD Inc | Organization | Gastroenterology Physician | Rancho Cucamonga, CA |
| 1184037046 | Arwa Zakaria | Individual | Gastroenterology Physician | Rancho Cucamonga, CA |
| 1033165139 | Behnam Ebrahimi | Individual | Medical Oncology Physician | Rancho Cucamonga, CA |
| 1275400327 | Behnam Ebrahimi MD Inc | Organization | Medical Oncology Physician | Rancho Cucamonga, CA |
| 1952543514 | Bhavesh Patel | Individual | Gastroenterology Physician | Rancho Cucamonga, CA |
| 1003845876 | California Foothills Medical Associates Inc | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1053752915 | California Institute of Cardiovascular Health, Inc | Organization | Interventional Cardiology Physician | Rancho Cucamonga, CA |
| 1174029631 | Cardio Vascular Health and Nutrition | Organization | Cardiovascular Disease Physician | Rancho Cucamonga, CA |
| 1366494015 | Carlos Vigil | Individual | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1063091098 | Catherine Joy Cabugao | Individual | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1528014172 | Chandrahas Agarwal | Individual | Cardiovascular Disease Physician | Rancho Cucamonga, CA |
| 1619900750 | Chandrahas Agarwal M.D. Inc. | Organization | Cardiovascular Disease Physician | Rancho Cucamonga, CA |
| 1508583089 | Chaparral Medical Group Inc | Organization | Endocrinology, Diabetes & Metabolism Physician | Rancho Cucamonga, CA |
| 1114627510 | Chaparral Medical Group Inc | Organization | Rheumatology Physician | Rancho Cucamonga, CA |
| 1376940221 | Chaparral Medical Group, Inc. | Organization | Endocrinology, Diabetes & Metabolism Physician | Rancho Cucamonga, CA |
| 1346639952 | Chaparral Medical Group, Inc. | Organization | Cardiovascular Disease Physician | Rancho Cucamonga, CA |
| 1396432571 | Chaparral Medical Group, Inc. | Organization | Geriatric Medicine (Internal Medicine) Physician | Rancho Cucamonga, CA |
| 1386778033 | Cong Phan | Individual | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1114354396 | Cong T. Phan M.D., Inc. | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1053904599 | Curenow Medical Professional Corporation | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1780862169 | Deborah Anghesom-Negusse | Individual | Gastroenterology Physician | Rancho Cucamonga, CA |
| 1205052990 | Deepak Thiagarajan | Individual | Geriatric Medicine (Internal Medicine) Physician | Rancho Cucamonga, CA |
| 1043658644 | Deepak Thiagarajan, A Professional Medical Corporation | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1619242401 | Doctors Accountable Care Network | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1700523362 | Doctors on the Go Inc. | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1386424679 | Elite Medical Group of Southern California | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1316638653 | Endeavor Medical PC | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1427856608 | Endocrine Advantage, A Medical Corporation | Organization | Endocrinology, Diabetes & Metabolism Physician | Rancho Cucamonga, CA |
| 1700404852 | Envisage Palliative Care | Organization | Hospice and Palliative Medicine (Internal Medicine) Physician | Rancho Cucamonga, CA |
| 1811224298 | Grove Internal Medicine Inc. | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1487739835 | Haritha Alla | Individual | Cardiovascular Disease Physician | Rancho Cucamonga, CA |
| 1972517423 | Harvey Cohen | Individual | Geriatric Medicine (Internal Medicine) Physician | Rancho Cucamonga, CA |
| 1548488810 | Harvey D. Cohen M.D., Inc. | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1508715566 | Haven Medical Clinic | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1093028078 | Hetalben Makwana | Individual | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1295077295 | Hospitalist Corporation of Inland Empire | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1205274768 | Hussein Abidali | Individual | Gastroenterology Physician | Rancho Cucamonga, CA |
| 1275147068 | Hussein Abidali, D.O. Digestive Health Inc. | Organization | Gastroenterology Physician | Rancho Cucamonga, CA |
| 1447639794 | Inland Respiratory Diagnostics | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1003856188 | Jeffrey Unger | Individual | Endocrinology, Diabetes & Metabolism Physician | Rancho Cucamonga, CA |
| 1770884389 | Justin A. Fu, MD A Medical Corporation | Organization | Sleep Medicine (Internal Medicine) Physician | Rancho Cucamonga, CA |
| 1477731644 | Kavoos Nazeri | Individual | Rheumatology Physician | Rancho Cucamonga, CA |
| 1780884015 | Khader Abounasr | Individual | Pulmonary Disease Physician | Rancho Cucamonga, CA |
| 1548395239 | Mohamed Ali | Individual | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1407981731 | Mohamed S Ali MD Professional Corporation | Organization | Internal Medicine Physician | Rancho Cucamonga, CA |
| 1073801809 | Muhammad Hammami | Individual | Gastroenterology Physician | Rancho Cucamonga, CA |
| 1134826951 | Muhammad Hammami MD Inc | Organization | Gastroenterology Physician | Rancho Cucamonga, CA |
Frequently asked questions
How many Internal Medicine providers are in Rancho Cucamonga, CA?
The latest NPPES snapshot lists 82 active Internal Medicine providers with a practice address in Rancho Cucamonga, California.
How do I check a Internal Medicine provider's NPI in Rancho Cucamonga?
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.