Leonid Shunyakov, MD
NPI 1396709895ActiveIndividual· Internal Medicine, Medical Oncology· Bolivar, MO
Internal Medicine, Medical Oncology (MD) with Citizens Memorial Healthcare and 1 other group, practicing in Bolivar, Missouri. Their prescriptions cost Medicare Part D more than their services did: $12,046,246 for 5,150 claims, against $6,260,103 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 41 companies reporting payments in 2025, $389,147 in all, mostly speaking and faculty fees. Lists Citizens Memorial Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1396709895 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 13, 2006 |
| Last updated in NPPES | Oct 10, 2024 |
| Certified by provider | Oct 10, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 2005002905 | MO |
| Internal Medicine, Medical Oncology | 207RX0202X | 04-31660 | KS |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 2005002905 | MO |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 04-31660 | KS |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Medical Oncology (KS); Practitioner - Hematology/Oncology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 379 |
|---|---|
| Services billed | 315,201 across 139 procedure codes |
| Paid by Medicare | $6,260,103 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,150 · 5,927 30-day fills |
|---|---|
| Patients | 490 |
| Total drug cost | $12,046,246 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Citizens Memorial HealthcareBolivar, MO · 146 clinicians
- Central Care PAEmporia, KS · 15 clinicians
Hospital affiliations
- Citizens Memorial HospitalBolivar, MO
- Cox Medical Center BransonBranson, MO
- Cox Medical CentersSpringfield, MO
- Mercy Hospital SpringfieldSpringfield, MO
Other facilities
- Citizens Memorial HospiceHospice · Bolivar, MO
Industry payments (Open Payments)
- 2025$389,147 · 418 payments from 41 companies
- 2024$327,068 · 446 payments from 41 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $65,415 | 63 |
| Janssen Biotech, Inc. | $57,405 | 47 |
| Abbvie Inc. | $41,764 | 27 |
| Daiichi Sankyo Inc. | $31,767 | 22 |
| Regeneron Healthcare Solutions, Inc. | $27,315 | 16 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$285,442 · 84 payments
- Consulting Fee$67,446 · 27 payments
- Travel and Lodging$23,078 · 79 payments
- Food and Beverage$9,608 · 222 payments
- Honoraria$3,300 · 1 payment
- Education$272.19 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records