Christopher A. Stallard, FNP-C, AGACNP-BC
NPI 1134480908ActiveIndividual· Nurse Practitioner, Family· San Angelo, TX
Nurse Practitioner, Family (FNP-C, AGACNP-BC) with Shannon Clinic and 1 other group, practicing in San Angelo, Texas. Their prescriptions cost Medicare Part D more than their services did: $791,291 for 2,380 claims, against $67,947 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 16 companies reporting payments in 2025, $2,478 in all, mostly food and beverage. Lists Heart of Texas Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1134480908 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C, AGACNP-BC |
| Sole proprietor | No |
| NPI issued | Jun 7, 2012 |
| Last updated in NPPES | Sep 24, 2025 |
| Certified by provider | Sep 24, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | AP121260 | 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 - Nurse Practitioner (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 528 |
|---|---|
| Services billed | 1,825 across 49 procedure codes |
| Paid by Medicare | $67,947 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,380 · 2,744 30-day fills |
|---|---|
| Patients | 599 |
| Total drug cost | $791,291 |
| Generic share | 51% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Shannon ClinicSan Angelo, TX · 559 clinicians
- The West Texas Rehabilitation CenterSan Angelo, TX · 466 clinicians
Hospital affiliations
- Heart of Texas Memorial HospitalBrady, TX
- Shannon Medical CenterSan Angelo, TX
Industry payments (Open Payments)
- 2025$2,478 · 138 payments from 16 companies
- 2024$2,562 · 123 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $579.54 | 42 |
| Glaxosmithkline, LLC. | $408.22 | 28 |
| Regeneron Healthcare Solutions, Inc. | $351.92 | 13 |
| Verona Pharma, Inc. | $268.41 | 12 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $258.80 | 16 |
What the 2025 payments were for
- Food and Beverage$2,342 · 134 payments
- Education$135.70 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 98 family nurse practitioners in San Angelo · All family nurse practitioners in Texas