Olga A. Dioukalova, MD
NPI 1609868785ActiveIndividual· Internal Medicine· Brooklyn, NY
Internal Medicine (MD) with Maimonides Faculty Practice Plan, practicing in Brooklyn, New York. Their prescriptions cost Medicare Part D more than their services did: $278,065 for 2,800 claims, against $9,193 paid for services in 2024. Exact Sciences Corporation reported $31.79 in payments in 2025, mostly food and beverage. Lists Maimonides Medical Center as a hospital affiliation.
Overview
| NPI | 1609868785 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 16, 2005 |
| Last updated in NPPES | Sep 25, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 214274 | NY |
| Internal Medicine | 207R00000X | ME81796 | FL |
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 | 40 |
|---|---|
| Services billed | 108 across 3 procedure codes |
| Paid by Medicare | $9,193 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,800 · 6,252 30-day fills |
|---|---|
| Patients | 247 |
| Total drug cost | $278,065 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Maimonides Faculty Practice PlanBrooklyn, NY · 252 clinicians
Hospital affiliation
- Maimonides Medical CenterBrooklyn, NY
Industry payments (Open Payments)
- 2025$31.79 · 1 payment from 1 company
- 2024$33.58 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $31.79 | 1 |
What the 2025 payments were for
- Food and Beverage$31.79 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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