Oksana Kloyzner, MD
NPI 1093791204ActiveIndividual· Internal Medicine· Bloomfield, CT
Internal Medicine (MD) with Collins Medical Associates 2 PC, practicing in Bloomfield, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $1,807,171 for 30,137 claims, against $43,403 paid for services in 2024. Novo Nordisk Inc was the largest of 2 companies reporting payments in 2024, $34.03 in all, mostly food and beverage. Lists Griffin Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1093791204 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Dec 20, 2005 |
| Last updated in NPPES | Sep 22, 2023 |
| Certified by provider | Sep 22, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 0397654 | 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 - Internal Medicine (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 106 |
|---|---|
| Services billed | 620 across 16 procedure codes |
| Paid by Medicare | $43,403 |
Part D prescriptions in 2024
| Prescriptions (claims) | 30,137 · 39,581 30-day fills |
|---|---|
| Patients | 380 |
| Total drug cost | $1,807,171 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Collins Medical Associates 2 PCHartford, CT · 43 clinicians
Hospital affiliations
- Griffin HospitalDerby, CT
- Hartford HospitalHartford, CT
Other facilities
- Constellation Home CareHospice · Norwalk, CT
- Riverside Health & Rehabilitation CenterNursing home · East Hartford, CT
Industry payments (Open Payments)
- 2024$34.03 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $20.80 | 1 |
| Pfizer Inc. | $13.23 | 1 |
What the 2024 payments were for
- Food and Beverage$34.03 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 38 internal medicine physicians in Bloomfield · All internal medicine physicians in Connecticut