Salam Ghanim Ishak, M.D
NPI 1427152842ActiveIndividual· Internal Medicine, Nephrology· Riverside, CA
Internal Medicine, Nephrology (M.D) with Nephrology Associates Medical Group Inc, practicing in Riverside, California. In 2024 Medicare paid $138,128 for 298 patients, and Part D covered 864 of their prescriptions, 80% of them generic. Calliditas Therapeutics US Inc. was the largest of 18 companies reporting payments in 2025, $1,346 in all, mostly food and beverage. Lists Riverside University Health System-Medical Center as a hospital affiliation.
Overview
| NPI | 1427152842 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Sep 8, 2006 |
| Last updated in NPPES | Jul 29, 2021 |
| Certified by provider | Jul 29, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | C51301 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 298 |
|---|---|
| Services billed | 1,283 across 24 procedure codes |
| Paid by Medicare | $138,128 |
Part D prescriptions in 2024
| Prescriptions (claims) | 864 · 1,892 30-day fills |
|---|---|
| Patients | 195 |
| Total drug cost | $176,105 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1985 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Medical group
- Nephrology Associates Medical Group IncTemecula, CA · 64 clinicians
Hospital affiliation
- Riverside University Health System-Medical CenterMoreno Valley, CA
Other facilities
- Davita Canyon Springs DialysisDialysis facility · Moreno Valley, CA
Industry payments (Open Payments)
- 2025$1,346 · 40 payments from 18 companies
- 2024$1,416 · 57 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Calliditas Therapeutics US Inc. | $327.05 | 7 |
| Travere Therapeutics, Inc. | $169.76 | 3 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $157.51 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $106.46 | 6 |
| Novartis Pharmaceuticals Corporation | $74.32 | 2 |
What the 2025 payments were for
- Food and Beverage$1,346 · 40 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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