John Marcelis, MD
John Marcelis, MD is an Internal Medicine in Warminster, Pennsylvania. Graduated from Temple University School of Medicine in 1987, 39 years ago. Practices with Erickson Health Medical Group of Pennsylvania PC, a 20-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in New Jersey and Pennsylvania.
- Years since qualifying
- 39
- Trained at
- Temple University School of Medicine
- Licensed in
- NJ, PA
- In the registry since
- 2006
- Specialties on file
- 3
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
10000 Anns Choice WayWarminster, PA 18974-3527
Phone: (215) 443-3850
Fax: (215) 443-3963
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (2)
- 3000 Essex Rd, Tinton Falls, NJ 07753-2400 — (732) 643-2070
- 14703 Eagle Vista Dr, Houston, TX 77077-5394 — (281) 249-7100
Specialties & licences
| Geriatric Medicine (Internal Medicine) Physician (primary) | Taxonomy 207RG0300X · Licence MD045170E (PA) |
|---|---|
| Geriatric Medicine (Internal Medicine) Physician | Taxonomy 207RG0300X · Licence NJDCATEMP-025750 (NJ) |
| Internal Medicine Physician | Taxonomy 207R00000X · Licence MD045170E (PA) |
Record details
| NPI number | 1285667105 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | July 7, 2006 |
| Last updated in NPPES | February 26, 2026 |
| Certification date | February 26, 2026 |
| Mailing address | 5730 Executive Dr Ste 230, Catonsville, MD 21228-1762 |
Medicare enrollment
| Medicare specialty | INTERNAL MEDICINE |
|---|---|
| Medical school | TEMPLE UNIVERSITY SCHOOL OF MEDICINE |
| Graduated | 1987 (39 years in practice) |
| Group practice | Erickson Health Medical Group Of Pennsylvania Pc — 20 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in Warminster
-
Dr. Vardhana Goswami, MD
10000 Anns Choice Way, Warminster, PA 18974-3527 · (215) 443-3850
-
Susan Moyer, MD
10000 Anns Choice Way, Warminster, PA 18974-3527 · (215) 443-3850
-
Dr. Rita Reichard, MD
10000 Anns Choice Way, Warminster, PA 18974-3527 · (215) 443-3850