Giovanna Elizabeth Mariano, MD
NPI 1265608293ActiveIndividual· Family Medicine· Tomball, TX
Family Medicine (MD) with Tmh Physician Associates PLLC, practicing in Tomball, Texas. Their prescriptions cost Medicare Part D more than their services did: $223,167 for 2,121 claims, against $29,991 paid for services in 2024. Novo Nordisk Inc was the largest of 13 companies reporting payments in 2025, $644.74 in all, mostly food and beverage. Lists Houston Methodist the Woodlands Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1265608293 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 30, 2008 |
| Last updated in NPPES | Jan 6, 2025 |
| Certified by provider | Jan 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | Q0185 | TX |
| Family Medicine | 207Q00000X | 036129705 | IL |
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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 84 |
|---|---|
| Services billed | 492 across 26 procedure codes |
| Paid by Medicare | $29,991 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,121 · 5,092 30-day fills |
|---|---|
| Patients | 190 |
| Total drug cost | $223,167 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Preventive Medicine |
| Telehealth | Offers telehealth |
Medical group
- Tmh Physician Associates PLLCKaty, TX · 1,690 clinicians
Hospital affiliations
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
- Houston Methodist Willowbrook HospitalHouston, TX
Industry payments (Open Payments)
- 2025$644.74 · 34 payments from 13 companies
- 2024$35.63 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $212.20 | 11 |
| Currax Pharmaceuticals LLC | $66.07 | 4 |
| Exact Sciences Corporation | $58.19 | 3 |
| Astrazeneca Pharmaceuticals LP | $55.04 | 3 |
| Hologic Sales and Service, LLC | $54.16 | 2 |
What the 2025 payments were for
- Food and Beverage$644.74 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 64 family medicine physicians in Tomball · All family medicine physicians in Texas