Rosanne S. Barker, MD
NPI 1780624486ActiveIndividual· Psychiatry & Neurology, Neurology· Knoxville, TN
Psychiatry & Neurology, Neurology (MD) in Knoxville, Tennessee, licensed in TN, with an NPI issued in June 2006. Their prescriptions cost Medicare Part D more than their services did: $2,087,386 for 2,212 claims, against $187,262 paid for services in 2024. Jazz Pharmaceuticals Inc. was the largest of 6 companies reporting payments in 2025, $11,958 in all, mostly speaking and faculty fees.
Overview
| NPI | 1780624486 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 8, 2006 |
| Last updated in NPPES | Jun 23, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | TN16922 | 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 - Neurology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 261 |
|---|---|
| Services billed | 1,261 across 6 procedure codes |
| Paid by Medicare | $187,262 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,212 · 4,229 30-day fills |
|---|---|
| Patients | 298 |
| Total drug cost | $2,087,386 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Neurology |
| Secondary specialties | Sleep Medicine |
Industry payments (Open Payments)
- 2025$11,958 · 52 payments from 6 companies
- 2024$8,470 · 29 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Jazz Pharmaceuticals Inc. | $10,845 | 25 |
| Axsome Therapeutics, Inc. | $517.04 | 18 |
| Avadel Cns Pharmaceuticals, LLC | $319.18 | 2 |
| Inspire Medical Systems, Inc. | $231.66 | 4 |
| Lilly USA, LLC | $31.66 | 2 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$8,908 · 1 payment
- Food and Beverage$1,510 · 42 payments
- Travel and Lodging$951.13 · 4 payments
- Consulting Fee$350.00 · 2 payments
- Education$239.50 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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