Anthony S. Oh, MD
NPI 1154401354ActiveIndividual· Surgery· Montclair, CA
Surgery (MD) in Montclair, California, trained at University of California, Geffen School of Medicine (class of 1996). 275 Medicare patients in 2024, $136,851 paid; all of their 97 Part D prescriptions were generic. Intuitive Surgical, Inc. was the largest of 4 companies reporting payments in 2025, $832.91 in all, mostly travel and lodging.
Overview
| NPI | 1154401354 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 16, 2006 |
| Last updated in NPPES | Apr 17, 2024 |
| Certified by provider | Apr 17, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | A850292 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 275 |
|---|---|
| Services billed | 1,488 across 67 procedure codes |
| Paid by Medicare | $136,851 |
Part D prescriptions in 2024
| Prescriptions (claims) | 97 · 98 30-day fills |
|---|---|
| Patients | 77 |
| Total drug cost | $614.16 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | General Surgery |
| Secondary specialties | Surgical Oncology, Thoracic Surgery |
Medical group
- Anthony S. Oh, M.D., A Medical CorporationCovina, CA · 2 clinicians
Hospital affiliations
- Casa Colina HospitalPomona, CA
- Emanate Health Foothill Presbyterian HospitalGlendora, CA
- Emanate Health Inter-Community HospitalCovina, CA
- Montclair Hospital Medical CenterMontclair, CA
- Pomona Valley Hospital Medical CenterPomona, CA
Other facilities
- Kindred Hospital Baldwin ParkLong-term care hospital · Baldwin Park, CA
- Kindred Hospital BreaLong-term care hospital · Brea, CA
- Kindred Hospital OntarioLong-term care hospital · Ontario, CA
- Kindred Hospital RanchoLong-term care hospital · Rancho Cucamonga, CA
Industry payments (Open Payments)
- 2025$832.91 · 13 payments from 4 companies
- 2024$163.75 · 7 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $742.09 | 9 |
| Smith+nephew, Inc. | $38.99 | 2 |
| Solventum Corporation | $29.79 | 1 |
| Tactile Systems Technology Inc | $22.04 | 1 |
What the 2025 payments were for
- Travel and Lodging$443.59 · 3 payments
- Food and Beverage$389.32 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery providers in Montclair
- 1447470968
- 1447586904