Joni Lynn Vastola, FNP-C
NPI 1518363340ActiveIndividual· Nurse Practitioner, Family· Mt Juliet, TN
Nurse Practitioner, Family (FNP-C) with Gastroenterology Center of the Midsouth PLLC, practicing in Mt Juliet, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $791,050 for 659 claims, against $20,523 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 23 companies reporting payments in 2025, $36,771 in all, mostly speaking and faculty fees. Lists Tristar Summit Medical Center as a hospital affiliation.
Overview
| NPI | 1518363340 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Nov 5, 2014 |
| Last updated in NPPES | Feb 25, 2026 |
| Certified by provider | Feb 25, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 19349 | 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 | 149 |
|---|---|
| Services billed | 519 across 14 procedure codes |
| Paid by Medicare | $20,523 |
Part D prescriptions in 2024
| Prescriptions (claims) | 659 · 1,134 30-day fills |
|---|---|
| Patients | 198 |
| Total drug cost | $791,050 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Gastroenterology Center of the Midsouth PLLCJackson, TN · 149 clinicians
Hospital affiliation
- Tristar Summit Medical CenterHermitage, TN
Industry payments (Open Payments)
- 2025$36,771 · 249 payments from 23 companies
- 2024$17,919 · 205 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $22,597 | 66 |
| Abbvie Inc. | $12,023 | 62 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $288.54 | 22 |
| Aimmune Therapeutics, Inc. | $243.34 | 17 |
| Takeda Pharmaceuticals U.S.A., Inc. | $230.30 | 15 |
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$20,020 · 26 payments
- Travel and Lodging$12,629 · 26 payments
- Food and Beverage$3,774 · 195 payments
- Consulting Fee$250.00 · 1 payment
- Education$99.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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