Quick answers
- Which hospitals does Earle S. Williamson work at?
- Medicare's official clinician data lists Earle S. Williamson at 2 hospitals: Penn State Health St. Joseph and Reading Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Earle S. Williamson see patients?
- Medicare's clinician data lists 2 practice locations, including Cranberry Twp, PA and Reading, PA. Call before your visit to confirm the address.
- What is Earle S. Williamson's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Earle S. Williamson accept Medicare assignment?
- Yes. Medicare's clinician data says Earle S. Williamson 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 Earle S. Williamson?
- (610) 779-1330, as listed in official Medicare / NPI Registry data.
- What is Earle S. Williamson's NPI number?
- 1992188387. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Earle S. Williamson works
Medicare's Facility Affiliation Data lists Earle S. Williamson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Penn State Health St. JosephReading, PA · Acute Care Hospital · CCN 390096
- Reading HospitalWest Reading, PA · Acute Care Hospital · CCN 390044
Practice locations
Addresses where Earle S. Williamson is enrolled with Medicare (CMS data updated 2026-10-02).
- 2000 Westinghouse Dr, Suite 200Cranberry Twp, PA 16066
- 3970 Perkiomen Ave, Suite 102Reading, PA 19606 (610) 779‑1330
Group practices
Medicare enrollment lists Earle S. Williamson as a member of these groups (CMS data updated 2026-10-02).
- Phoenix Rehabilitation and Health Services Inc2,800 clinicians in the group
- St Joseph Medical Group189 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Cranberry Twp
Clinicians with the same Medicare primary specialty in Cranberry Twp, PA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Philadelphia College Of Osteopathic Medicine |
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1992188387 |
| 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