Caroline Foster Vaughn, N.P.
NPI 1104256031ActiveIndividual· Nurse Practitioner, Obstetrics & Gynecology· Knoxville, TN
Nurse Practitioner, Obstetrics & Gynecology (N.P.) in Knoxville, Tennessee, trained at Vanderbilt University School of Medicine (class of 2013). Their prescriptions cost Medicare Part D more than their services did: $18,856 for 209 claims, against $3,476 paid for services in 2024. Astellas Pharma US Inc was the largest of 2 companies reporting payments in 2025, $52.70 in all, mostly food and beverage.
Overview
| NPI | 1104256031 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | N.P. |
| Sole proprietor | No |
| NPI issued | Nov 13, 2013 |
| Last updated in NPPES | Nov 13, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Obstetrics & Gynecology Primary | 363LX0001X | 18026 | TN |
| Registered Nurse | 163W00000X | 161158 | 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 - Nurse Practitioner (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 82 across 12 procedure codes |
| Paid by Medicare | $3,476 |
Part D prescriptions in 2024
| Prescriptions (claims) | 209 · 448 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $18,856 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Vanderbilt University School of Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Nurse Practitioner |
Medical group
- University Health System, Inc.Knoxville, TN · 522 clinicians
Hospital affiliation
- University Health System, IncKnoxville, TN
Industry payments (Open Payments)
- 2025$52.70 · 3 payments from 2 companies
- 2024$24.92 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $38.31 | 2 |
| Mayne Pharma Commercial LLC | $14.39 | 1 |
What the 2025 payments were for
- Food and Beverage$52.70 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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