Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
JOHN MARCELIS, MD
ActiveJOHN MARCELIS, MD is a Gastroenterology healthcare provider located in WARMINSTER, Pennsylvania. NPI 1285667105 is currently active in the NPPES registry. Verify at CMS.
Gastroenterology · WARMINSTER, PA
Registration Details
- NPI Number
- 1285667105
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Jul 7, 2006 (20.11839271079 yrs)
- Last Updated
- Feb 26, 2026
- Licenses
-
NJDCATEMP-025750 (NJ)MD045170E (PA)MD045170E (PA)
Practice Information
- Address
-
10000 ANNS CHOICE WAYWARMINSTER, PA, 189743527Browse PA providers · Browse ZIP 18974
- Phone
- 2154433850
- Fax
- 2154433963
- Primary Specialty
-
Gastroenterology
207RG0300X
- Additional Specialty
- Gastroenterology
- Additional Specialty
- Internal Medicine
Other Gastroenterology Providers in WARMINSTER, PA
| Name | Credential | NPI |
|---|---|---|
| DR. RITA REICHARD | MD | 1699771923 |
| SUSAN MOYER | MD | 1396798740 |
| AASIA FERDOUS | D.O. | 1073969499 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.