Sreesh Gopal Iyengar, MD
NPI 1699069146ActiveIndividual· Internal Medicine, Nephrology· San Bernardino, CA
Internal Medicine, Nephrology (MD) with Enloe Medical Center and 2 other groups, practicing in San Bernardino, California. Their prescriptions cost Medicare Part D more than their services did: $2,858,645 for 2,552 claims, against $212,547 paid for services in 2024. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 22 companies reporting payments in 2025, $42,798 in all, mostly consulting fees. Lists Community Hospital of San Bernardino and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1699069146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 1, 2011 |
| Last updated in NPPES | Aug 11, 2021 |
| Certified by provider | Aug 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A128686 | 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 | 449 |
|---|---|
| Services billed | 2,113 across 24 procedure codes |
| Paid by Medicare | $212,547 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,552 · 4,670 30-day fills |
|---|---|
| Patients | 343 |
| Total drug cost | $2,858,645 |
| Generic share | 67% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical groups
- Enloe Medical CenterChico, CA · 333 clinicians
- Nephrology Associates Medical Group IncTemecula, CA · 64 clinicians
- Enloe Health and WellnessChico, CA · 42 clinicians
Hospital affiliations
- Community Hospital of San BernardinoSan Bernardino, CA
- Enloe HealthChico, CA
- Redlands Community HospitalRedlands, CA
- San Gorgonio Memorial HospitalBanning, CA
- St Bernardine Medical CenterSan Bernardino, CA
Other facilities
- Davita Colton Ranch DialysisDialysis facility · Colton, CA
- Davita San Bernardino Home TrainingDialysis facility · San Bernardino, CA
- Rai - Corporate Way - Palm DesertDialysis facility · Palm Desert, CA
Industry payments (Open Payments)
- 2025$42,798 · 164 payments from 22 companies
- 2024$45,479 · 132 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $31,902 | 14 |
| Amgen Inc. | $8,176 | 15 |
| Astrazeneca Pharmaceuticals LP | $341.08 | 24 |
| Akebia Therapeutics Inc | $317.93 | 12 |
| Mallinckrodt Hospital Products Inc. | $273.93 | 14 |
What the 2025 payments were for
- Consulting Fee$31,725 · 12 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$8,050 · 8 payments
- Food and Beverage$2,809 · 142 payments
- Travel and Lodging$114.24 · 1 payment
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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