Internal Medicine in Fullerton, CA
132 active Internal Medicine providers practice in Fullerton, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1063501997 | Alan Borsari | Individual | Cardiovascular Disease Physician | Fullerton, CA |
| 1669414512 | Alex Leung | Individual | Internal Medicine Physician | Fullerton, CA |
| 1134380173 | Alex Ly | Individual | Internal Medicine Physician | Fullerton, CA |
| 1992064950 | Amir Najafi | Individual | Cardiovascular Disease Physician | Fullerton, CA |
| 1306015607 | Amy Alias | Individual | Internal Medicine Physician | Fullerton, CA |
| 1366442998 | Andrew Concoff | Individual | Sports Medicine (Internal Medicine) Physician | Fullerton, CA |
| 1013986959 | Andrew Duke | Individual | Critical Care Medicine (Internal Medicine) Physician | Fullerton, CA |
| 1326059882 | Andy Tran | Individual | Pulmonary Disease Physician | Fullerton, CA |
| 1639829625 | Anthony Crymes | Individual | Internal Medicine Physician | Fullerton, CA |
| 1497829972 | Arash Farahanchi | Individual | Internal Medicine Physician | Fullerton, CA |
| 1194960385 | Arman Sheibanikia | Individual | Critical Care Medicine (Internal Medicine) Physician | Fullerton, CA |
| 1952621393 | Arun D Patel M.D. Inc | Organization | Internal Medicine Physician | Fullerton, CA |
| 1477628840 | Arun Patel | Individual | Internal Medicine Physician | Fullerton, CA |
| 1316272180 | Becky Muldoon | Individual | Endocrinology, Diabetes & Metabolism Physician | Fullerton, CA |
| 1104826619 | Bradley Borsari | Individual | Internal Medicine Physician | Fullerton, CA |
| 1194711184 | Charles Suh | Individual | Interventional Cardiology Physician | Fullerton, CA |
| 1164566311 | Dana Tran | Individual | Critical Care Medicine (Internal Medicine) Physician | Fullerton, CA |
| 1174527139 | Daniel Landa | Individual | Cardiovascular Disease Physician | Fullerton, CA |
| 1275619447 | David Park | Individual | Medical Oncology Physician | Fullerton, CA |
| 1285620658 | David Ruckman | Individual | Internal Medicine Physician | Fullerton, CA |
| 1043487812 | Dharma Medical Associates Inc | Organization | Cardiovascular Disease Physician | Fullerton, CA |
| 1801882261 | Edward Lawton | Individual | Pulmonary Disease Physician | Fullerton, CA |
| 1568466431 | Edward Lee | Individual | Cardiovascular Disease Physician | Fullerton, CA |
| 1457387003 | Ehsan Safaie-Fard | Individual | Internal Medicine Physician | Fullerton, CA |
| 1912080094 | Eleanor Kelly | Individual | Internal Medicine Physician | Fullerton, CA |
| 1023019965 | Eugene Boston | Individual | Internal Medicine Physician | Fullerton, CA |
| 1104812643 | Eugene Byun | Individual | Interventional Cardiology Physician | Fullerton, CA |
| 1861618449 | Eugene Yoon | Individual | Gastroenterology Physician | Fullerton, CA |
| 1144186115 | Euil Lim Medical Corporation | Organization | Internal Medicine Physician | Fullerton, CA |
| 1427159458 | Farhan Khabaz | Individual | Pulmonary Disease Physician | Fullerton, CA |
| 1366446312 | Frank Bonavita | Individual | Cardiovascular Disease Physician | Fullerton, CA |
| 1588650931 | Friedhelm Cordes | Individual | Internal Medicine Physician | Fullerton, CA |
| 1154397628 | Fullerton Cardiovascular Med Group, Inc | Organization | Cardiovascular Disease Physician | Fullerton, CA |
| 1730355801 | Fullerton Chest and Crtitical Care Inc | Organization | Pulmonary Disease Physician | Fullerton, CA |
| 1730368374 | Fullerton Pulmonary & Critical Care Inc | Organization | Pulmonary Disease Physician | Fullerton, CA |
| 1508664798 | George Nasr MD Professional Corporation | Organization | Cardiovascular Disease Physician | Fullerton, CA |
| 1033106562 | Giribala Patel | Individual | Medical Oncology Physician | Fullerton, CA |
| 1144532227 | Global Dharma Medical Associates , Inc. | Organization | Cardiovascular Disease Physician | Fullerton, CA |
| 1083642839 | Jae Kim | Individual | Internal Medicine Physician | Fullerton, CA |
| 1043399017 | James Hardeman | Individual | Pulmonary Disease Physician | Fullerton, CA |
| 1245431956 | Jane Quon | Individual | Internal Medicine Physician | Fullerton, CA |
| 1154664597 | Jason Ling | Individual | Endocrinology, Diabetes & Metabolism Physician | Fullerton, CA |
| 1669468757 | Jay Han | Individual | Cardiovascular Disease Physician | Fullerton, CA |
| 1811984123 | Jay Kim | Individual | Rheumatology Physician | Fullerton, CA |
| 1932195476 | Jeffrey Bodwin | Individual | Endocrinology, Diabetes & Metabolism Physician | Fullerton, CA |
| 1518953694 | Jeffrey Dell | Individual | Cardiovascular Disease Physician | Fullerton, CA |
| 1780621821 | Jesus Vera | Individual | Cardiovascular Disease Physician | Fullerton, CA |
| 1104965383 | Jimmy Liao | Individual | Internal Medicine Physician | Fullerton, CA |
| 1588650667 | John Gilbert | Individual | Endocrinology, Diabetes & Metabolism Physician | Fullerton, CA |
| 1619028131 | John K. Lee, M.D., Inc. | Organization | Geriatric Medicine (Internal Medicine) Physician | Fullerton, CA |
Frequently asked questions
How many Internal Medicine providers are in Fullerton, CA?
The latest NPPES snapshot lists 132 active Internal Medicine providers with a practice address in Fullerton, California.
How do I check a Internal Medicine provider's NPI in Fullerton?
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 2026-07-11.