John Joseph Osowski, M.D.
NPI 1205085719ActiveIndividual· Hospitalist· Hartford, CT
Hospitalist (M.D.) in Hartford, Connecticut, trained at Albany Medical College of Union University (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $541,655 for 6,705 claims, against $55,260 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 3 companies reporting payments in 2025, $101.53 in all, mostly food and beverage.
Overview
| NPI | 1205085719 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 9, 2008 |
| Last updated in NPPES | Aug 20, 2025 |
| Certified by provider | Aug 20, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 49214 | CT |
| Internal Medicine | 207R00000X | 049214 | CT |
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 - Hospitalist (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 255 |
|---|---|
| Services billed | 689 across 13 procedure codes |
| Paid by Medicare | $55,260 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,705 · 6,708 30-day fills |
|---|---|
| Patients | 156 |
| Total drug cost | $541,655 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Albany Medical College of Union University |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Hospitalist |
Medical groups
- University of Connecticut Health CenterFarmington, CT · 639 clinicians
- New England MD Health Partners PLLCGlastonbury, CT · 4 clinicians
Hospital affiliations
- Griffin HospitalDerby, CT
- John Dempsey Hospital of the University of ConnectFarmington, CT
Other facilities
- Constellation Home CareHospice · Norwalk, CT
- Vitas Healthcare Corporation AtlanticHospice · Middlebury, CT
- Beacon Brook Center for Health & RehabilitationNursing home · Naugatuck, CT
Industry payments (Open Payments)
- 2025$101.53 · 4 payments from 3 companies
- 2024$644.35 · 25 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $48.40 | 2 |
| Mallinckrodt Hospital Products Inc. | $32.32 | 1 |
| Alexion Pharmaceuticals, Inc. | $20.81 | 1 |
What the 2025 payments were for
- Food and Beverage$101.53 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other hospitalists in Hartford
- 1003055021
- 1023082781
- 1073942462
- 1144676032
- 1194010405
- 1194923128
- 1215534524
- 1396800827
- 1467646166
- 1477972537
- 1508166596
- 1528404373
All 50 hospitalists in Hartford · All hospitalists in Connecticut