Quick answers
- Which hospitals does Shan J. Thomas work at?
- Medicare's official clinician data lists Shan J. Thomas at 1 hospital: Adventist Health Twin Cities. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Shan J. Thomas see patients?
- Medicare's clinician data lists 2 practice locations, including Nipomo, CA and Templeton, CA. Call before your visit to confirm the address.
- What is Shan J. Thomas's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Shan J. Thomas accept Medicare assignment?
- Yes. Medicare's clinician data says Shan J. Thomas 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 Shan J. Thomas?
- (805) 929-3211, as listed in official Medicare / NPI Registry data.
- What is Shan J. Thomas's NPI number?
- 1821017294. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Shan J. Thomas works
Medicare's Facility Affiliation Data lists Shan J. Thomas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adventist Health Twin CitiesTempleton, CA · Acute Care Hospital · CCN 050633
Practice locations
Addresses where Shan J. Thomas is enrolled with Medicare (CMS data updated 2026-10-02).
- 150 Tejas PlNipomo, CA 93444 (805) 929‑3211
- 292 Posada Ln, Suite ATempleton, CA 93465 (805) 542‑6701
Group practices
Medicare enrollment lists Shan J. Thomas as a member of this group (CMS data updated 2026-10-02).
- Community Health Centers of the Central Coast Inc73 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Un Of California, Irvine, College Of Medicine |
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821017294 |
| 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