Oleg Ivanov, M.D.
NPI 1437311222ActiveIndividual· Internal Medicine, Cardiovascular Disease· Casper, WY
Internal Medicine, Cardiovascular Disease (M.D.) with Wyoming Cardiopulmonary Services PC, practicing in Casper, Wyoming. Their prescriptions cost Medicare Part D more than their services did: $901,820 for 5,888 claims, against $546,220 paid for services in 2024. Boston Scientific Corporation was the largest of 2 companies reporting payments in 2025, $180.34 in all, mostly food and beverage. Lists Banner Wyoming Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1437311222 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 2, 2008 |
| Last updated in NPPES | Jul 29, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 8672A | WY |
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 - Cardiovascular Disease (Cardiology) (WY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,560 |
|---|---|
| Services billed | 7,128 across 87 procedure codes |
| Paid by Medicare | $546,220 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,888 · 10,828 30-day fills |
|---|---|
| Patients | 862 |
| Total drug cost | $901,820 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Wyoming Cardiopulmonary Services PCCasper, WY · 12 clinicians
Hospital affiliations
- Banner Wyoming Medical CenterCasper, WY
- Hot Springs County Memorial HospitalThermopolis, WY
- Memorial Hospital of Converse CountyDouglas, WY
- Platte County HospitalWheatland, WY
- Sagewest Health CareRiverton, WY
Industry payments (Open Payments)
- 2025$180.34 · 6 payments from 2 companies
- 2024$41.70 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $163.52 | 5 |
| Heartflow, Inc. | $16.82 | 1 |
What the 2025 payments were for
- Food and Beverage$180.34 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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