Heather Armstrong, MSN, APRN, FNP-C
NPI 1023890951ActiveIndividual· Nurse Practitioner· San Antonio, TX
Nurse Practitioner (MSN, APRN, FNP-C) with Texas Digestive Disease Consultants, PLLC, practicing in San Antonio, Texas. In 2024 Medicare paid $48,159 for 479 patients, and Part D covered 616 of their prescriptions, 88% of them generic. Acadia Pharmaceuticals Inc was the largest of 2 companies reporting payments in 2025, $57.11 in all, mostly food and beverage. Lists Peterson Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1023890951 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, APRN, FNP-C |
| Sole proprietor | Yes |
| NPI issued | Oct 16, 2023 |
| Last updated in NPPES | Feb 5, 2026 |
| Certified by provider | Feb 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 1139482 | 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 - Nurse Practitioner (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 479 |
|---|---|
| Services billed | 1,429 across 44 procedure codes |
| Paid by Medicare | $48,159 |
Part D prescriptions in 2024
| Prescriptions (claims) | 616 · 817 30-day fills |
|---|---|
| Patients | 370 |
| Total drug cost | $11,195 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Texas Digestive Disease Consultants, PLLCFlower Mound, TX · 608 clinicians
Hospital affiliation
- Peterson Regional Medical CenterKerrville, TX
Industry payments (Open Payments)
- 2025$57.11 · 2 payments from 2 companies
- 2024$125.14 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Acadia Pharmaceuticals Inc | $32.48 | 1 |
| Inspire Medical Systems, Inc. | $24.63 | 1 |
What the 2025 payments were for
- Food and Beverage$57.11 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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