Internal Medicine in Willoughby Hills, OH
16 active Internal Medicine providers practice in Willoughby Hills, Ohio 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 |
|---|---|---|---|---|
| 1114046869 | Arthritis Associates Inc. | Organization | Rheumatology Physician | Willoughby Hills, OH |
| 1629464029 | Elizabeth Kightlinger | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1558455329 | Gary B. Kaplan, M.D.,Inc | Organization | Pulmonary Disease Physician | Willoughby Hills, OH |
| 1689741886 | Gary Birnbaum | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1023102324 | Gary Kaplan | Individual | Pulmonary Disease Physician | Willoughby Hills, OH |
| 1285967919 | Hallie Kendis | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1730145103 | Jon Rainey | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1649594532 | Kathryn Brzozowski | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1326115528 | Keith Byers | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1366070088 | Lina Costanzo | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1609076868 | Michael Koniarczyk | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1437358801 | Ronald Purcell | Individual | Allergy & Immunology (Internal Medicine) Physician | Willoughby Hills, OH |
| 1134071897 | Ronda Lorik | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1346772274 | Stephanie Ribelli | Individual | Rheumatology Physician | Willoughby Hills, OH |
| 1154563203 | Varinder Dhillon | Individual | Internal Medicine Physician | Willoughby Hills, OH |
| 1013109081 | Vivian Chukwuani | Individual | Internal Medicine Physician | Willoughby Hills, OH |
Frequently asked questions
How many Internal Medicine providers are in Willoughby Hills, OH?
The latest NPPES snapshot lists 16 active Internal Medicine providers with a practice address in Willoughby Hills, Ohio.
How do I check a Internal Medicine provider's NPI in Willoughby Hills?
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.