Thomas Ho, M.D.
NPI 1538154505ActiveIndividual· Internal Medicine· Flagstaff, AZ
Internal Medicine (M.D.) in Flagstaff, Arizona, licensed in AZ and LA, with an NPI issued in September 2005. Their prescriptions cost Medicare Part D more than their services did: $8,362 for 104 claims, against $4,040 paid for services in 2024. Gilead Sciences, Inc. reported $135.00 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1538154505 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 15, 2005 |
| Last updated in NPPES | Apr 16, 2024 |
| Certified by provider | Apr 16, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 43241 | AZ |
| Internal Medicine | 207R00000X | 025461 | LA |
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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 42 |
|---|---|
| Services billed | 76 across 17 procedure codes |
| Paid by Medicare | $4,040 |
Part D prescriptions in 2024
| Prescriptions (claims) | 104 · 194 30-day fills |
|---|---|
| Patients | 37 |
| Total drug cost | $8,362 |
| Generic share | 81% of claims |
Industry payments (Open Payments)
- 2025$135.00 · 1 payment from 1 company
- 2024$317.04 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $135.00 | 1 |
What the 2025 payments were for
- Food and Beverage$135.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 internal medicine physicians in Flagstaff · All internal medicine physicians in Arizona