Ashok Sunder Raj, M.D.
NPI 1093744070ActiveIndividual· Internal Medicine, Nephrology· Pasadena, CA
Internal Medicine, Nephrology (M.D.) with Arroyo Nephrology Associates, practicing in Pasadena, California. 349 Medicare patients in 2024, $152,791 paid; nearly all of their 1,012 Part D prescriptions were generic (92%). Glaxosmithkline, LLC. reported $50.78 in payments in 2025, mostly food and beverage. Lists Huntington Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1093744070 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 1, 2006 |
| Last updated in NPPES | Mar 6, 2026 |
| Certified by provider | Mar 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A41453 | 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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 349 |
|---|---|
| Services billed | 1,416 across 14 procedure codes |
| Paid by Medicare | $152,791 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,012 · 1,797 30-day fills |
|---|---|
| Patients | 175 |
| Total drug cost | $88,791 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1976 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Arroyo Nephrology AssociatesPasadena, CA · 2 clinicians
Hospital affiliations
- Huntington HospitalPasadena, CA
- Usc Arcadia HospitalArcadia, CA
Other facilities
- Davita Eaton Canyon DialysisDialysis facility · Pasadena, CA
- Fmc-Arroyo DialysisDialysis facility · Pasadena, CA
- Liberty Dialysis - West PasadenaDialysis facility · Pasadena, CA
Industry payments (Open Payments)
- 2025$50.78 · 2 payments from 1 company
- 2024$44.04 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $50.78 | 2 |
What the 2025 payments were for
- Food and Beverage$50.78 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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