Tariq Zia, MD
NPI 1235209537ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Tomball, TX
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Tomball, Texas, licensed in TX, with an NPI issued in November 2006. Their prescriptions cost Medicare Part D more than their services did: $2,231,158 for 6,681 claims, against $236,071 paid for services in 2024. Senseonics, Incorporated was the largest of 15 companies reporting payments in 2025, $6,425 in all, mostly speaking and faculty fees. Lists HCA Houston Healthcare Tomball and 1 other hospital as hospital affiliations.
Overview
| NPI | 1235209537 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Nov 8, 2006 |
| Last updated in NPPES | Oct 20, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | K5245 | TX |
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 - Endocrinology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 545 |
|---|---|
| Services billed | 28,134 across 27 procedure codes |
| Paid by Medicare | $236,071 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,681 · 16,206 30-day fills |
|---|---|
| Patients | 713 |
| Total drug cost | $2,231,158 |
| Generic share | 53% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Endocrinology |
Hospital affiliations
- HCA Houston Healthcare TomballTomball, TX
- Houston Methodist Willowbrook HospitalHouston, TX
Industry payments (Open Payments)
- 2025$6,425 · 81 payments from 15 companies
- 2024$950.22 · 50 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Senseonics, Incorporated | $5,040 | 13 |
| Novo Nordisk Inc | $218.91 | 10 |
| Ascensia Diabetes Care US Inc. | $205.23 | 13 |
| Amgen Inc. | $159.77 | 5 |
| Amneal Pharmaceuticals LLC | $139.21 | 9 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$5,040 · 13 payments
- Food and Beverage$1,385 · 68 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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