Nataliya Titarenko, M.D.
NPI 1922242312ActiveIndividual· Hospitalist· Port Jefferson, NY
Hospitalist (M.D.) with John T Mather Memorial Hospital, practicing in Port Jefferson, New York. In 2024 Medicare paid $122,872 for 531 patients, and Part D covered 901 of their prescriptions, 86% of them generic. Lists John T Mather Memorial Hospital of Port Jefferson as a hospital affiliation.
Overview
| NPI | 1922242312 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 29, 2009 |
| Last updated in NPPES | Nov 6, 2025 |
| Certified by provider | Nov 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 265706 | NY |
| Internal Medicine | 207R00000X | 265706 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 531 |
|---|---|
| Services billed | 1,487 across 13 procedure codes |
| Paid by Medicare | $122,872 |
Part D prescriptions in 2024
| Prescriptions (claims) | 901 · 925 30-day fills |
|---|---|
| Patients | 235 |
| Total drug cost | $68,860 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- John T Mather Memorial HospitalPort Jefferson, NY · 175 clinicians
Hospital affiliation
- John T Mather Memorial Hospital of Port JeffersonPort Jefferson, NY
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 16 hospitalists in Port Jefferson · All hospitalists in New York