Prithviraj Dharmaraja, M.D.
NPI 1932111424ActiveIndividual· Internal Medicine, Gastroenterology· Lancaster, CA
Internal Medicine, Gastroenterology (M.D.) with Gastro Care Institute, practicing in Lancaster, California. In 2024 Medicare paid $113,033 for 370 patients, and Part D covered 1,117 of their prescriptions, 82% of them generic. Abbvie Inc. was the largest of 10 companies reporting payments in 2025, $1,165 in all, mostly food and beverage. Lists Ridgecrest Regional Hospital as a hospital affiliation.
Overview
| NPI | 1932111424 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 12, 2006 |
| Last updated in NPPES | Apr 19, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A43516 | 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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 370 |
|---|---|
| Services billed | 1,110 across 25 procedure codes |
| Paid by Medicare | $113,033 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,117 · 1,844 30-day fills |
|---|---|
| Patients | 635 |
| Total drug cost | $77,705 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1980 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Gastro Care InstituteLancaster, CA · 11 clinicians
Hospital affiliation
- Ridgecrest Regional HospitalRidgecrest, CA
Industry payments (Open Payments)
- 2025$1,165 · 44 payments from 10 companies
- 2024$1,736 · 61 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $407.09 | 24 |
| Janssen Biotech, Inc. | $218.48 | 5 |
| Madrigal Pharmaceuticals | $181.08 | 4 |
| Lilly USA, LLC | $125.00 | 1 |
| Phathom Pharmaceuticals, Inc. | $90.72 | 3 |
What the 2025 payments were for
- Food and Beverage$1,165 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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