Quick answers
- Which hospitals does Anthony S. Oh work at?
- Medicare's official clinician data lists Anthony S. Oh at 5 hospitals: Casa Colina Hospital, Emanate Health Foothill Presbyterian Hospital, Emanate Health Inter-Community Hospital, Montclair Hospital Medical Center and Pomona Valley Hospital Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Anthony S. Oh see patients?
- Medicare's clinician data lists 2 practice locations, including Covina, CA and Montclair, CA. Call before your visit to confirm the address.
- What is Anthony S. Oh's specialty?
- Medicare lists General Surgery as the primary specialty, and also Surgical Oncology and Thoracic Surgery.
- Does Anthony S. Oh accept Medicare assignment?
- Yes. Medicare's clinician data says Anthony S. Oh 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 Anthony S. Oh?
- (626) 593-0695, as listed in official Medicare / NPI Registry data.
- What is Anthony S. Oh's NPI number?
- 1154401354. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Anthony S. Oh works
Medicare's Facility Affiliation Data lists Anthony S. Oh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Casa Colina HospitalPomona, CA · Acute Care Hospital · CCN 050782
- Emanate Health Foothill Presbyterian HospitalGlendora, CA · Acute Care Hospital · CCN 050597
- Emanate Health Inter-Community HospitalCovina, CA · Acute Care Hospital · CCN 050382
- Montclair Hospital Medical CenterMontclair, CA · Acute Care Hospital · CCN 050758
- Pomona Valley Hospital Medical CenterPomona, CA · Acute Care Hospital · CCN 050231
Practice locations
Addresses where Anthony S. Oh is enrolled with Medicare (CMS data updated 2026-10-02).
- 315 N 3rd Ave, Suite 206Covina, CA 91723 (626) 593‑0695
- 4950 San Bernardino St, Suite 202Montclair, CA 91763 (909) 621‑7647
Group practices
Medicare enrollment lists Anthony S. Oh as a member of this group (CMS data updated 2026-10-02).
- Anthony S. Oh, M.D., a Medical Corporation2 clinicians in the group
Specialties
- General Surgeryprimary
- Surgical Oncologyalso
- Thoracic Surgeryalso
Other general surgeons in Covina
Clinicians with the same Medicare primary specialty in Covina, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Geffen School Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154401354 |
| 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