Antonio Kobyashi Coirin, M.D.
NPI 1275573446ActiveIndividual· Surgery, Trauma Surgery· Modesto, CA
Surgery, Trauma Surgery (M.D.) in Modesto, California, trained at University of California, Davis School of Medicine (class of 1985). 78 Medicare patients in 2024, $51,659 paid; nearly all of their 79 Part D prescriptions were generic (90%). Intuitive Surgical, Inc. was the largest of 4 companies reporting payments in 2025, $29,419 in all, mostly education.
Overview
| NPI | 1275573446 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 7, 2006 |
| Last updated in NPPES | May 7, 2025 |
| Certified by provider | May 7, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Trauma Surgery Primary | 2086S0127X | G59697 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 78 |
|---|---|
| Services billed | 219 across 34 procedure codes |
| Paid by Medicare | $51,659 |
Part D prescriptions in 2024
| Prescriptions (claims) | 79 · 93 30-day fills |
|---|---|
| Patients | 27 |
| Total drug cost | $1,558 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of California, Davis School of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | General Surgery |
Medical groups
- Sutter Valley Medical FoundationModesto, CA · 2,500 clinicians
- Surgical Associates IncModesto, CA · 18 clinicians
- Central California Bariatric Surgery A Medical CorporationModesto, CA · 11 clinicians
Hospital affiliations
- Memorial Hospital Los BanosLos Banos, CA
- Memorial Medical CenterModesto, CA
Industry payments (Open Payments)
- 2025$29,419 · 25 payments from 4 companies
- 2024$25,991 · 34 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $29,350 | 22 |
| Ethicon US, LLC | $28.76 | 1 |
| Medtronic, Inc. | $23.64 | 1 |
| Lilly USA, LLC | $16.64 | 1 |
What the 2025 payments were for
- Education$26,000 · 7 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$2,000 · 1 payment
- Food and Beverage$999.23 · 14 payments
- Travel and Lodging$419.35 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery, Trauma Surgery providers in Modesto
- 1366824161
- 1518344878
- 1356970891