Grigori Okoev, M.D.
NPI 1346635679ActiveIndividual· Internal Medicine, Hematology & Oncology· York, PA
Internal Medicine, Hematology & Oncology (M.D.) in York, Pennsylvania, trained at University of Minnesota Medical School (class of 2021). In 2024 Medicare paid $3,397,225 for 923 patients, and Part D covered 1,159 of their prescriptions, 89% of them generic. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $287.64 in all, mostly food and beverage.
Overview
| NPI | 1346635679 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 2, 2015 |
| Last updated in NPPES | Apr 21, 2026 |
| Certified by provider | Apr 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MD479403 | PA |
| Internal Medicine, Hematology & Oncology | 207RH0003X | D0091105 | MD |
| Internal Medicine | 207R00000X | D0091105 | MD |
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 - Hematology/Oncology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 923 |
|---|---|
| Services billed | 170,052 across 168 procedure codes |
| Paid by Medicare | $3,397,225 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,159 · 1,567 30-day fills |
|---|---|
| Patients | 226 |
| Total drug cost | $988,265 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Minnesota Medical School |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical groups
- Wellspan Medical GroupEphrata, PA · 2,480 clinicians
- Cancer Care Associates of York, Inc.York, PA · 15 clinicians
Hospital affiliations
- Gettysburg HospitalGettysburg, PA
- Wellspan York HospitalYork, PA
Industry payments (Open Payments)
- 2025$287.64 · 8 payments from 4 companies
- 2024$98.77 · 8 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $135.97 | 5 |
| Accord Healthcare, Inc. | $88.67 | 1 |
| Kite Pharma, Inc. | $42.53 | 1 |
| Gilead Sciences, Inc. | $20.47 | 1 |
What the 2025 payments were for
- Food and Beverage$287.64 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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