Lisa Bertina Carroll, PA C
NPI 1649381344ActiveIndividual· Physician Assistant· Hixson, TN
Physician Assistant (PA C) in Hixson, Tennessee, trained at University of Utah School of Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $405,795 for 510 claims, against $24,276 paid for services in 2024. Regeneron Healthcare Solutions, Inc. was the largest of 17 companies reporting payments in 2025, $1,194 in all, mostly food and beverage.
Overview
| NPI | 1649381344 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA C |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Jun 24, 2025 |
| Certified by provider | Jun 24, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | C0009929 | MD |
| Dermatology | 207N00000X | PA0000001158 | TN |
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 (MD); Practitioner - Physician Assistant (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 203 |
|---|---|
| Services billed | 535 across 27 procedure codes |
| Paid by Medicare | $24,276 |
Part D prescriptions in 2024
| Prescriptions (claims) | 510 · 535 30-day fills |
|---|---|
| Patients | 229 |
| Total drug cost | $405,795 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of Utah School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Physician Assistant |
Medical group
- Johns Hopkins UniversityBaltimore, MD · 2,909 clinicians
Hospital affiliations
- Johns Hopkins Bayview Medical CenterBaltimore, MD
- Johns Hopkins Hospital, theBaltimore, MD
Industry payments (Open Payments)
- 2025$1,194 · 44 payments from 17 companies
- 2024$2,816 · 101 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $241.84 | 5 |
| Abbvie Inc. | $175.54 | 9 |
| Sun Pharmaceutical Industries Inc. | $117.50 | 4 |
| Novartis Pharmaceuticals Corporation | $116.41 | 5 |
| Ucb, Inc. | $110.15 | 2 |
What the 2025 payments were for
- Food and Beverage$1,194 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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