Raffi A. Kotoyan, MD
NPI 1154680981ActiveIndividual· Thoracic Surgery (Cardiothoracic Vascular Surgery)· Northridge, CA
Thoracic Surgery (Cardiothoracic Vascular Surgery) (MD) in Northridge, California, trained at University of Louisville School of Medicine (class of 2012). Mostly services rather than prescriptions: Medicare paid $101,713 for 171 patients in 2024, with only 16 Part D claims. Abbott Laboratories was the largest of 12 companies reporting payments in 2025, $4,610 in all, mostly food and beverage.
Overview
| NPI | 1154680981 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 14, 2012 |
| Last updated in NPPES | Apr 10, 2024 |
| Certified by provider | Apr 10, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Primary | 208G00000X | A163268 | CA |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 4301112455 | MI |
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 - Thoracic Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 171 |
|---|---|
| Services billed | 336 across 47 procedure codes |
| Paid by Medicare | $101,713 |
Part D prescriptions in 2024
| Prescriptions (claims) | 16 · 19 30-day fills |
|---|---|
| Total drug cost | $149.45 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Louisville School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Thoracic Surgery |
Medical group
- Soltero and Yasuda Associates Cardiothoracic and Vascular Surgery MediNorthridge, CA · 5 clinicians
Hospital affiliations
- Henry Mayo Newhall HospitalValencia, CA
- Northridge Hospital Medical CenterNorthridge, CA
- Providence Cedars Sinai Tarzana Medical CenterTarzana, CA
- Providence Holy Cross Medical CenterMission Hills, CA
- St Johns Regional Medical CenterOxnard, CA
Industry payments (Open Payments)
- 2025$4,610 · 47 payments from 12 companies
- 2024$2,420 · 39 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $1,060 | 9 |
| Artivion, Inc. | $937.25 | 4 |
| Abiomed | $631.08 | 8 |
| Medtronic, Inc. | $530.16 | 6 |
| Edwards Lifesciences Corporation | $528.68 | 7 |
What the 2025 payments were for
- Food and Beverage$4,044 · 46 payments
- Travel and Lodging$566.96 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in Northridge
- 1366472359
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- 1437180023
- 1518997527
All Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in California →