Gregory David Hazergian, D.O.
NPI 1588923734ActiveIndividual· Internal Medicine, Cardiovascular Disease· Dearborn, MI
Internal Medicine, Cardiovascular Disease (D.O.) with Henry Ford Physician Partners, practicing in Dearborn, Michigan. Their prescriptions cost Medicare Part D more than their services did: $1,910,047 for 5,957 claims, against $139,009 paid for services in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) was the largest of 12 companies reporting payments in 2025, $1,406 in all, mostly food and beverage. Lists Beaumont Hospital - Dearborn and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1588923734 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | May 9, 2012 |
| Last updated in NPPES | Dec 20, 2024 |
| Certified by provider | Dec 17, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 5101019695 | MI |
| Internal Medicine | 207R00000X | 5101019695 | MI |
| Nuclear Medicine, Nuclear Cardiology | 207UN0901X | 5101019695 | 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) (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 911 |
|---|---|
| Services billed | 2,284 across 55 procedure codes |
| Paid by Medicare | $139,009 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,957 · 13,836 30-day fills |
|---|---|
| Patients | 700 |
| Total drug cost | $1,910,047 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Henry Ford Physician PartnersChesterfield, MI · 79 clinicians
Hospital affiliations
- Beaumont Hospital - DearbornDearborn, MI
- Beaumont Hospital - Farmington HillsFarmington Hills, MI
- Beaumont Hospital - TaylorTaylor, MI
- Corewell Health Wayne HospitalWayne, MI
- Henry Ford Health HospitalDetroit, MI
Industry payments (Open Payments)
- 2025$1,406 · 52 payments from 12 companies
- 2024$3,396 · 213 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $405.59 | 11 |
| Alnylam Pharmaceuticals Inc. | $357.25 | 19 |
| Scpharmaceuticals Inc. | $156.05 | 10 |
| Biosense Webster, Inc. | $145.83 | 1 |
| Sanofi-Aventis U.S. LLC | $124.99 | 1 |
What the 2025 payments were for
- Food and Beverage$1,406 · 52 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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