Rokay Kamyar, M.D.
NPI 1770572109ActiveIndividual· Internal Medicine, Gastroenterology· La Mesa, CA
Internal Medicine, Gastroenterology (M.D.) in La Mesa, California, licensed in CA, with an NPI issued in October 2005. 194 Medicare patients in 2024, $52,649 paid; nearly all of their 961 Part D prescriptions were generic (95%). Takeda Pharmaceuticals U.S.A., Inc. was the largest of 3 companies reporting payments in 2025, $153.57 in all, mostly food and beverage. Lists Grossmont Hospital as a hospital affiliation.
Overview
| NPI | 1770572109 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 18, 2005 |
| Last updated in NPPES | Sep 24, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A35485 | 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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 194 |
|---|---|
| Services billed | 440 across 23 procedure codes |
| Paid by Medicare | $52,649 |
Part D prescriptions in 2024
| Prescriptions (claims) | 961 · 2,335 30-day fills |
|---|---|
| Patients | 273 |
| Total drug cost | $67,346 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 1970 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Hospital affiliation
- Grossmont HospitalLa Mesa, CA
Industry payments (Open Payments)
- 2025$153.57 · 5 payments from 3 companies
- 2024$262.54 · 11 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $70.52 | 2 |
| Medtronic, Inc. | $41.87 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $41.18 | 2 |
What the 2025 payments were for
- Food and Beverage$153.57 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 gastroenterologists in La Mesa · All gastroenterologists in California