Physician Profile
Grigori Okoev, M.D. is a healthcare provider in York, PA specializing in hematology & oncology. Grigori trained at University of Minnesota Medical School, graduating in 2021. Grigori is also listed as specializing in internal medicine. Medicare claims data shows Grigori provided 117,643 services to 2,478 patients. The services billed most often include injection, darbepoetin alfa, 1 microgram (non-esrd use), injection, pembrolizumab, 1 mg, and injection, azacitidine, 1 mg.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
25 MONUMENT RD STE 294
York, PA 17403
9103 Franklin Square Dr
Rosedale, MD 21237
Within Hematology and Oncology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Advanced Cancers
Blood & Lymph Disorders
Blood Cancers
Blood Disorders
Blood disorders
Bone & Soft Tissue Cancers
Digestive Cancers
Endocrine Cancers
Endocrine tumors
Gastrointestinal cancer
General oncology
Genetic Blood Disorders
Gynecologic cancer
Gynecologic Cancers
Head & Neck Cancers
Head and neck cancer
Neurologic Cancers
Oncologic emergencies
Ophthalmologic oncology
Skin cancer
Skin Cancers
Urologic Cancers
Most searched procedures
Biopsies & Diagnostics
Blood disorder care
Cancer Therapies
Cancer therapy
Cellular Therapies
Consultations
Diagnostic testing
Hematology Treatments
Imaging
Infusions
Interventional oncology
Supportive Cancer Care
Supportive cancer care
Surgical & Vascular Access
Testing & Genetics
Vascular access care
117,643 services · 2,478 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
1,413 | More often than most peers in Hematology & Oncology |
| Injection, darbepoetin alfa, 1 microgram (non-esrd use) | Drug given | J0881 |
22,530 | More often than most peers in Hematology & Oncology |
| Injection, pembrolizumab, 1 mg | Drug given | J9271 |
11,600 | As often as other peers in Hematology & Oncology |
| Injection, azacitidine, 1 mg | Drug given | J9025 |
11,600 | As often as other peers in Hematology & Oncology |
| Injection, daratumumab, 10 mg and hyaluronidase-fihj | Drug given | J9144 |
11,340 | More often than most peers in Hematology & Oncology |
| Injection, nivolumab, 1 mg | Drug given | J9299 |
10,000 | As often as other peers in Hematology & Oncology |
| Injection, denosumab, 1 mg | Drug given | J0897 |
9,060 | More often than most peers in Hematology & Oncology |
| Injection, oxaliplatin, 0.5 mg | Drug given | J9263 |
8,500 | Less often than most peers in Hematology & Oncology |
| Injection, fosaprepitant, 1 mg | Drug given | J1453 |
6,000 | Less often than most peers in Hematology & Oncology |
| Injection, paclitaxel protein-bound particles, 1 mg | Drug given | J9264 |
4,700 | As often as other peers in Hematology & Oncology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Grigori Okoev is a cancer specialist in York, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.
NPI registry
Grigori Okoev is listed at 25 Monument Rd Ste 294, York, PA 17403. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (717) 741-9229. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Grigori Okoev's National Provider Identifier is 1346635679. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Grigori Okoev attended University of Minnesota Medical School, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
Grigori Okoev has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Grigori Okoev performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Grigori Okoev. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.