Billy Mack Knowles, P.A.
NPI 1649208596ActiveIndividual· Physician Assistant· Brandon, FL
Physician Assistant (P.A.) with Brandon Area Primary Care PA, practicing in Brandon, Florida. Their prescriptions cost Medicare Part D more than their services did: $355,180 for 6,057 claims, against $19,534 paid for services in 2024. Novo Nordisk Inc was the largest of 18 companies reporting payments in 2025, $1,343 in all, mostly food and beverage. Lists Adventhealth Tampa and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1649208596 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | No |
| NPI issued | Jun 29, 2006 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA3114 | FL |
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 (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 224 |
|---|---|
| Services billed | 508 across 23 procedure codes |
| Paid by Medicare | $19,534 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,057 · 14,211 30-day fills |
|---|---|
| Patients | 531 |
| Total drug cost | $355,180 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Brandon Area Primary Care PAApollo Beach, FL · 12 clinicians
Hospital affiliations
- Adventhealth TampaTampa, FL
- HCA Florida South Shore HospitalSun City Center, FL
- St Josephs HospitalTampa, FL
Other facilities
- Medical Services of America Home HealthHome health agency · Tampa, FL
Industry payments (Open Payments)
- 2025$1,343 · 68 payments from 18 companies
- 2024$1,638 · 85 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $285.19 | 12 |
| Abbvie Inc. | $185.65 | 9 |
| Amgen Inc. | $161.00 | 12 |
| Exact Sciences Corporation | $116.68 | 5 |
| Pfizer Inc. | $108.47 | 6 |
What the 2025 payments were for
- Food and Beverage$1,343 · 68 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Brandon
- 1033745229
- 1083027924
- 1104944396
- 1225502925
- 1275901142
- 1295918134
- 1316600893
- 1356947949
- 1396371878
- 1417469578
- 1477546000
- 1528530698
All 70 physician assistants in Brandon · All physician assistants in Florida