Ravikumar Vasireddy, MD
NPI 1043257413ActiveIndividual· Internal Medicine, Hematology & Oncology· Muskogee, OK
Internal Medicine, Hematology & Oncology (MD) with American Oncology Partners PA and 2 other groups, practicing in Muskogee, Oklahoma. In 2024 Medicare paid $2,210,098 for 586 patients, and Part D covered 1,305 of their prescriptions, 88% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 45 companies reporting payments in 2025, $3,896 in all, mostly food and beverage. Lists Cherokee Nation W W Hastings Indian Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1043257413 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 2, 2006 |
| Last updated in NPPES | Dec 18, 2025 |
| Certified by provider | Dec 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 21102 | OK |
| Internal Medicine, Medical Oncology | 207RX0202X | 21102 | OK |
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 - Medical Oncology (AR); Practitioner - Hematology/Oncology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 586 |
|---|---|
| Services billed | 122,011 across 136 procedure codes |
| Paid by Medicare | $2,210,098 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,305 · 1,905 30-day fills |
|---|---|
| Patients | 210 |
| Total drug cost | $2,143,100 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical groups
- American Oncology Partners PAFort Wayne, IN · 391 clinicians
- Northeastern Health SystemTahlequah, OK · 103 clinicians
- Rk VasireddyMuskogee, OK · 2 clinicians
Hospital affiliations
- Cherokee Nation W W Hastings Indian HospitalTahlequah, OK
- Northeastern Health SystemTahlequah, OK
- Saint Francis Hospital MuskogeeMuskogee, OK
- Saint Francis Hospital, IncTulsa, OK
- Wagoner Community HospitalWagoner, OK
Other facilities
- Carter Heathcare of McAlester, LLCHome health agency · Tahlequah, OK
- Cohesive HealthcareHospice · Shawnee, OK
Industry payments (Open Payments)
- 2025$3,896 · 189 payments from 45 companies
- 2024$5,834 · 174 payments from 41 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $389.94 | 18 |
| Pfizer Inc. | $328.58 | 23 |
| Abbvie Inc. | $292.60 | 13 |
| Novartis Pharmaceuticals Corporation | $246.40 | 13 |
| Incyte Corporation | $179.04 | 6 |
What the 2025 payments were for
- Food and Beverage$3,411 · 171 payments
- Education$485.72 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Hematology & Oncology providers in Muskogee
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All Internal Medicine, Hematology & Oncology providers in Oklahoma →