Siddharth Kumar Iyengar, MD
NPI 1003376187ActiveIndividual· Internal Medicine, Medical Oncology· San Diego, CA
Internal Medicine, Medical Oncology (MD) in San Diego, California, trained at University of Miami, Lm Miller School of Medicine (class of 2019). Part D covered 196 prescriptions written in 2024, 76% of them generic. Karyopharm Therapeutics Inc. was the largest of 17 companies reporting payments in 2025, $629.85 in all, mostly food and beverage.
Overview
| NPI | 1003376187 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 23, 2019 |
| Last updated in NPPES | Aug 4, 2026 |
| Certified by provider | Aug 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 181976 | CA |
| Internal Medicine | 207R00000X | 11901347-1205 | UT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 196 · 282 30-day fills |
|---|---|
| Patients | 49 |
| Total drug cost | $550,944 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | University of Miami, Lm Miller School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Industry payments (Open Payments)
- 2025$629.85 · 19 payments from 17 companies
- 2024$978.91 · 27 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Karyopharm Therapeutics Inc. | $130.55 | 1 |
| Jazz Pharmaceuticals Inc. | $65.92 | 2 |
| Daiichi Sankyo Inc. | $52.39 | 2 |
| Stemline Therapeutics Inc. | $40.21 | 1 |
| Genentech USA, Inc. | $33.10 | 1 |
What the 2025 payments were for
- Food and Beverage$629.85 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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