William E. Ballas, PA-C
NPI 1902844269ActiveIndividual· Physician Assistant, Surgical· Centennial, CO
Physician Assistant, Surgical (PA-C) with Advanced Pain and Anesthesia Services PC and 1 other group, practicing in Centennial, Colorado. Part D covered 1,394 prescriptions written in 2024, 88% of them generic. Medtronic, Inc. was the largest of 12 companies reporting payments in 2025, $1,040 in all, mostly food and beverage.
Overview
| NPI | 1902844269 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 2, 2006 |
| Last updated in NPPES | Mar 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | 1715 | CO |
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 (CO) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 1,394 · 1,504 30-day fills |
|---|---|
| Patients | 199 |
| Total drug cost | $154,530 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical groups
- Advanced Pain and Anesthesia Services PCCentennial, CO · 5 clinicians
- Peak Anesthesia and Pain Management LLCEnglewood, CO · 4 clinicians
Industry payments (Open Payments)
- 2025$1,040 · 43 payments from 12 companies
- 2024$1,120 · 48 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $226.55 | 5 |
| Saluda Medical Americas, Inc. | $143.95 | 5 |
| Abbvie Inc. | $136.04 | 8 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $103.78 | 5 |
| Lundbeck LLC | $87.56 | 4 |
What the 2025 payments were for
- Food and Beverage$1,040 · 43 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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