Theresa Ann Day, M.D.
NPI 1881072007ActiveIndividual· Family Medicine, Geriatric Medicine· Houston, TX
Family Medicine, Geriatric Medicine (M.D.) in Houston, Texas, trained at University of Arizona College of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $208,554 for 1,920 claims, against $2,664 paid for services in 2024. Acera Surgical, Inc. reported $29.74 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1881072007 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 7, 2015 |
| Last updated in NPPES | Jul 31, 2026 |
| Certified by provider | Jul 31, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine, Geriatric Medicine Primary | 207QG0300X | U1177 | 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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 14 |
|---|---|
| Services billed | 42 across 14 procedure codes |
| Paid by Medicare | $2,664 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,920 · 4,608 30-day fills |
|---|---|
| Patients | 371 |
| Total drug cost | $208,554 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Arizona College of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- Tmh Physician Associates PLLCKaty, TX · 1,690 clinicians
- Houston Methodist Specialty PhysiciansHouston, TX · 1,528 clinicians
Hospital affiliation
- Houston Methodist HospitalHouston, TX
Industry payments (Open Payments)
- 2025$29.74 · 1 payment from 1 company
- 2024$29.41 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Acera Surgical, Inc. | $29.74 | 1 |
What the 2025 payments were for
- Food and Beverage$29.74 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 Family Medicine, Geriatric Medicine providers in Houston · All Family Medicine, Geriatric Medicine providers in Texas