Senthilraj Nadarajah, MD
NPI 1164437935ActiveIndividual· Internal Medicine· Cerritos, CA
Internal Medicine (MD) with Ridgecrest Regional Hospital, practicing in Cerritos, California. In 2024 Medicare paid $28,377 for 120 patients, and Part D covered 87 of their prescriptions, 74% of them generic. Lists Barton Memorial Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1164437935 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 30, 2006 |
| Last updated in NPPES | Aug 5, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | CA53084 | CA |
| Internal Medicine | 207R00000X | MD00040699 | WA |
| Hospitalist | 208M00000X | MD00040699 | WA |
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 - Internal Medicine (CA); Practitioner - Internal Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 312 across 15 procedure codes |
| Paid by Medicare | $28,377 |
Part D prescriptions in 2024
| Prescriptions (claims) | 87 · 101 30-day fills |
|---|---|
| Patients | 36 |
| Total drug cost | $20,974 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Ridgecrest Regional HospitalRidgecrest, CA · 95 clinicians
Hospital affiliations
- Barton Memorial HospitalSouth Lake Tahoe, CA
- Ridgecrest Regional HospitalRidgecrest, CA
- Santa Clara Valley Medical CenterSan Jose, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 36 internal medicine physicians in Cerritos · All internal medicine physicians in California