Keren Osman, MD
NPI 1477571263ActiveIndividual· Internal Medicine, Medical Oncology· New York, NY
Internal Medicine, Medical Oncology (MD) in New York, New York, trained at Icahn School of Medicine at Mount Sinai (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $1,004,397 for 413 claims, against $39,093 paid for services in 2024. Kite Pharma, Inc. was the largest of 6 companies reporting payments in 2025, $25,773 in all, mostly consulting fees.
Overview
| NPI | 1477571263 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 18, 2006 |
| Last updated in NPPES | Apr 17, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 207075 | NY |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 207075 | NY |
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 - Medical Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 98 |
|---|---|
| Services billed | 372 across 11 procedure codes |
| Paid by Medicare | $39,093 |
Part D prescriptions in 2024
| Prescriptions (claims) | 413 · 535 30-day fills |
|---|---|
| Patients | 44 |
| Total drug cost | $1,004,397 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Icahn School of Medicine at Mount SinaiNew York, NY · 2,843 clinicians
Hospital affiliation
- Mount Sinai HospitalNew York, NY
Industry payments (Open Payments)
- 2025$25,773 · 30 payments from 6 companies
- 2024$11,796 · 10 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Kite Pharma, Inc. | $21,640 | 21 |
| Pierre Fabre Pharmaceuticals, Inc. | $3,750 | 1 |
| Celgene Corporation | $246.11 | 3 |
| Daiichi Sankyo Inc. | $69.75 | 3 |
| Sanofi-Aventis U.S. LLC | $44.44 | 1 |
What the 2025 payments were for
- Consulting Fee$14,780 · 1 payment
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$5,300 · 1 payment
- Honoraria$3,750 · 1 payment
- Food and Beverage$1,045 · 25 payments
- Travel and Lodging$898.71 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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