Yan Pronin, P.A.
NPI 1427160399ActiveIndividual· Internal Medicine, Hematology & Oncology· Brooklyn, NY
Internal Medicine, Hematology & Oncology (P.A.) with Mmc Hematology Oncology Fpp, practicing in Brooklyn, New York. Their prescriptions cost Medicare Part D more than their services did: $1,193,306 for 183 claims, against $593.93 paid for services in 2024. Stemline Therapeutics Inc. was the largest of 33 companies reporting payments in 2025, $15,631 in all, mostly speaking and faculty fees. Lists Maimonides Medical Center as a hospital affiliation.
Overview
| NPI | 1427160399 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 009182 | 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 - Physician Assistant (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 12 |
|---|---|
| Services billed | 13 across 3 procedure codes |
| Paid by Medicare | $593.93 |
Part D prescriptions in 2024
| Prescriptions (claims) | 183 · 187 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $1,193,306 |
| Generic share | 55% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Mmc Hematology Oncology FppBrooklyn, NY · 14 clinicians
Hospital affiliation
- Maimonides Medical CenterBrooklyn, NY
Industry payments (Open Payments)
- 2025$15,631 · 244 payments from 33 companies
- 2024$12,645 · 237 payments from 33 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stemline Therapeutics Inc. | $3,397 | 12 |
| Astrazeneca Pharmaceuticals LP | $2,943 | 18 |
| Daiichi Sankyo Inc. | $2,826 | 29 |
| Merck Sharp & Dohme LLC | $1,838 | 10 |
| Tactile Systems Technology Inc | $693.83 | 30 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7,575 · 8 payments
- Food and Beverage$5,526 · 212 payments
- Travel and Lodging$1,102 · 12 payments
- Consulting Fee$600.00 · 3 payments
- Education$495.00 · 5 payments
- Long term medical supply or device loan$333.32 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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