Quick answers
- Which hospitals does John Andersen work at?
- Medicare's official clinician data lists John Andersen at 2 hospitals: Phoenixville Hospital and Pottstown Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Andersen see patients?
- Medicare's clinician data lists 3 practice locations, including Pottstown, PA and Potts, PA. Call before your visit to confirm the address.
- What is John Andersen's specialty?
- Medicare lists Family Practice as the primary specialty, and also Geriatric Medicine.
- Does John Andersen accept Medicare assignment?
- Yes. Medicare's clinician data says John Andersen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for John Andersen?
- (610) 323-9052, as listed in official Medicare / NPI Registry data.
- What is John Andersen's NPI number?
- 1891801981. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Andersen works
Medicare's Facility Affiliation Data lists John Andersen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Phoenixville HospitalPhoenixville, PA · Acute Care Hospital · CCN 390127
- Pottstown HospitalPottstown, PA · Acute Care Hospital · CCN 390123
Practice locations
Addresses where John Andersen is enrolled with Medicare (CMS data updated 2026-10-02).
- 933 N Charlotte StPottstown, PA 19464
- 933 N Charlotte St, 3 APotts, PA 19464
- 933 N Charlotte StreetPottstown, PA 19464 (610) 323‑9052
Specialties
- Family Practiceprimary
- Geriatric Medicinealso
Other family doctors in Pottstown
Clinicians with the same Medicare primary specialty in Pottstown, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Central Del Caribe Escuela De Medicina |
| Graduation year | 1980 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891801981 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians