Nasim Shahbazi, MD
NPI 1356933683ActiveIndividual· Internal Medicine, Nephrology· Fountain Valley, CA
Internal Medicine, Nephrology (MD) with Balboa Nephrology Medical Group Inc, practicing in Fountain Valley, California. Their prescriptions cost Medicare Part D more than their services did: $650,230 for 2,724 claims, against $250,358 paid for services in 2024. Lilly USA, LLC reported $34.16 in payments in 2025, mostly food and beverage. Lists El Centro Regional Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1356933683 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Feb 8, 2021 |
| Last updated in NPPES | Jan 16, 2026 |
| Certified by provider | Jan 16, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 168647 | 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 | 516 |
|---|---|
| Services billed | 2,508 across 18 procedure codes |
| Paid by Medicare | $250,358 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,724 · 4,177 30-day fills |
|---|---|
| Patients | 346 |
| Total drug cost | $650,230 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Balboa Nephrology Medical Group IncFountain Valley, CA · 76 clinicians
Hospital affiliations
- El Centro Regional Medical CenterEl Centro, CA
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Hoag Orthopedic InstituteIrvine, CA
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
- Uci Health-OrangeOrange, CA
Other facilities
- Davita Garden Grove Harbor DialysisDialysis facility · Garden Grove, CA
- Davita Huntington Beach DialysisDialysis facility · Huntington Beach, CA
Industry payments (Open Payments)
- 2025$34.16 · 1 payment from 1 company
- 2024$251.36 · 8 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $34.16 | 1 |
What the 2025 payments were for
- Food and Beverage$34.16 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 nephrologists in Fountain Valley · All nephrologists in California