2 NPI-registered Clinical & Laboratory Immunology (Internal Medicine) Physician providers practice in Pennsylvania. Switch states in the rail, or open the full search to filter by city and credential.
| Provider | Specialty | Location | NPI |
|---|---|---|---|
| Alan J Kivitz MD PC | Clinical & Laboratory Immunology (Internal Medicine) Physician | Duncansville, PA | 1346399854 |
| Karman Sullivan | Clinical & Laboratory Immunology (Internal Medicine) Physician | Philadelphia, PA | 1508556044 |
Source: CMS NPPES Data Dissemination (June 2026). Specialty taxonomy: NUCC.
