Quick answers
- Which hospitals does John A. Swanson work at?
- Medicare's official clinician data lists John A. Swanson at 1 hospital: Clovis Community Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John A. Swanson see patients?
- Medicare's clinician data lists 2 practice locations, including Fresno, CA and Clovis, CA. Call before your visit to confirm the address.
- What is John A. Swanson's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does John A. Swanson accept Medicare assignment?
- Medicare's clinician data says John A. Swanson may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for John A. Swanson?
- (559) 285-9344, as listed in official Medicare / NPI Registry data.
- What is John A. Swanson's NPI number?
- 1255433025. 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 A. Swanson works
Medicare's Facility Affiliation Data lists John A. Swanson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Clovis Community Medical CenterClovis, CA · Acute Care Hospital · CCN 050492
Practice locations
Addresses where John A. Swanson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1303 E Herndon AveFresno, CA 93720 (559) 285‑9344
- 2755 Herndon AveClovis, CA 93611 (559) 285‑9344
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Fresno
Clinicians with the same Medicare primary specialty in Fresno, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Iowa, Rj & L Carver College Of Medicine |
| Graduation year | 1969 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1255433025 |
| 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