Ryan Cole Williams, PA.C
NPI 1073612164ActiveIndividual· Physician Assistant· Big Spring, TX
Physician Assistant (PA.C) with Shannon Clinic and 2 other groups, practicing in Big Spring, Texas. Their prescriptions cost Medicare Part D more than their services did: $294,557 for 2,467 claims, against $21,822 paid for services in 2024. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $74.94 in all, mostly food and beverage. Lists Scenic Mountain Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1073612164 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA.C |
| Sole proprietor | No |
| NPI issued | Sep 22, 2006 |
| Last updated in NPPES | Oct 18, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA04528 | 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 - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 131 |
|---|---|
| Services billed | 702 across 61 procedure codes |
| Paid by Medicare | $21,822 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,467 · 5,581 30-day fills |
|---|---|
| Patients | 189 |
| Total drug cost | $294,557 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical groups
- Shannon ClinicSan Angelo, TX · 559 clinicians
- Dora Roberts Rehabilitation CenterBig Spring, TX · 106 clinicians
- Big Bend Medical GroupBig Spring, TX · 46 clinicians
Hospital affiliations
- Scenic Mountain Medical CenterBig Spring, TX
- Shannon Medical CenterSan Angelo, TX
Other facilities
- Enhabit Home HealthHome health agency · Big Spring, TX
Industry payments (Open Payments)
- 2025$74.94 · 3 payments from 3 companies
- 2024$53.96 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $32.91 | 1 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $26.81 | 1 |
| Otsuka America Pharmaceutical, Inc. | $15.22 | 1 |
What the 2025 payments were for
- Food and Beverage$74.94 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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