Maria A. Markarian, DO
NPI 1861490641ActiveIndividual· Internal Medicine, Interventional Cardiology· Lansing, MI
Internal Medicine, Interventional Cardiology (DO) with Medical Office Force and 1 other group, practicing in Lansing, Michigan. Their prescriptions cost Medicare Part D more than their services did: $998,033 for 2,731 claims, against $354,638 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 15 companies reporting payments in 2025, $2,195 in all, mostly food and beverage. Lists Adventist Health Castle and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1861490641 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jul 14, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | 5101008940 | MI |
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) (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 561 |
|---|---|
| Services billed | 4,018 across 37 procedure codes |
| Paid by Medicare | $354,638 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,731 · 7,397 30-day fills |
|---|---|
| Patients | 453 |
| Total drug cost | $998,033 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical groups
- Medical Office ForceHonolulu, HI · 59 clinicians
- Maria A Markarian DO Facc IncKailua, HI · 2 clinicians
Hospital affiliations
- Adventist Health CastleKailua, HI
- Straub Clinic and HospitalHonolulu, HI
- The Queens Medical CenterHonolulu, HI
Industry payments (Open Payments)
- 2025$2,195 · 97 payments from 15 companies
- 2024$2,295 · 123 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $471.83 | 15 |
| Novartis Pharmaceuticals Corporation | $431.46 | 14 |
| Amgen Inc. | $244.86 | 19 |
| Merck Sharp & Dohme LLC | $161.79 | 6 |
| Baxter Healthcare | $153.22 | 11 |
What the 2025 payments were for
- Food and Beverage$2,195 · 97 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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