Frank Mahzari, MD
NPI 1841386125ActiveIndividual· Internal Medicine· Houston, TX
Internal Medicine (MD) in Houston, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $60,939 for 717 claims, against $24,540 paid for services in 2024.
Overview
| NPI | 1841386125 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 5, 2006 |
| Last updated in NPPES | Dec 27, 2022 |
| Certified by provider | Dec 27, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | L8817 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 79 |
|---|---|
| Services billed | 242 across 7 procedure codes |
| Paid by Medicare | $24,540 |
Part D prescriptions in 2024
| Prescriptions (claims) | 717 · 848 30-day fills |
|---|---|
| Patients | 147 |
| Total drug cost | $60,939 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Internal Medicine |
Hospital affiliation
- HCA Houston Healthcare Medical CenterHouston, TX
Other facilities
- Allegiance HospiceHospice · Webster, TX
- Altus HospiceHospice · Sugar Land, TX
- Trinity HospiceHospice · San Antonio, TX
- Trinity HospiceHospice · Houston, TX
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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