Mark Chorebanian, MD
NPI 1003860842ActiveIndividual· Internal Medicine· Lake Havasu City, AZ
Internal Medicine (MD) in Lake Havasu City, Arizona, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $35,083 for 606 claims, against $2,565 paid for services in 2024. Exact Sciences Corporation reported $14.53 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1003860842 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 19, 2006 |
| Last updated in NPPES | Sep 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20398 | AZ |
| Emergency Medicine | 207P00000X | 20398 | AZ |
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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 23 |
|---|---|
| Services billed | 39 across 8 procedure codes |
| Paid by Medicare | $2,565 |
Part D prescriptions in 2024
| Prescriptions (claims) | 606 · 1,160 30-day fills |
|---|---|
| Patients | 85 |
| Total drug cost | $35,083 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | R Franklin University of Med & Sci/Chicago Medical School |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Emergency Medicine |
Industry payments (Open Payments)
- 2025$14.53 · 1 payment from 1 company
- 2024$122.06 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $14.53 | 1 |
What the 2025 payments were for
- Food and Beverage$14.53 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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