Paul Jonathan Chrzanowski, MD
NPI 1013932334ActiveIndividual· Internal Medicine· New York, NY
Internal Medicine (MD) in New York, New York, trained at University of Washington School of Medicine (class of 1970). Their prescriptions cost Medicare Part D more than their services did: $157,044 for 1,886 claims, against $32,840 paid for services in 2024. Exact Sciences Corporation was the largest of 7 companies reporting payments in 2025, $407.39 in all, mostly food and beverage.
Overview
| NPI | 1013932334 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 13, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 110320 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 169 |
|---|---|
| Services billed | 546 across 16 procedure codes |
| Paid by Medicare | $32,840 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,886 · 4,292 30-day fills |
|---|---|
| Patients | 204 |
| Total drug cost | $157,044 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 1970 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pulmonary Disease |
Hospital affiliation
- Mount Sinai WestNew York, NY
Other facilities
- Vns of Ny Home Care ChhaHome health agency · New York, NY
Industry payments (Open Payments)
- 2025$407.39 · 20 payments from 7 companies
- 2024$180.81 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $137.59 | 7 |
| Glaxosmithkline, LLC. | $114.83 | 5 |
| Insmed, Inc. | $70.64 | 4 |
| Vifor Pharma, Inc. | $27.60 | 1 |
| Actelion Pharmaceuticals US, Inc. | $23.43 | 1 |
What the 2025 payments were for
- Food and Beverage$407.39 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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