Gena Susan Peterson, FNP-C
NPI 1508322926ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Donalsonville, GA
Nurse Practitioner, Psych/Mental Health (FNP-C) with Christopher Dennis MD PLLC, practicing in Donalsonville, Georgia. Their prescriptions cost Medicare Part D more than their services did: $249,303 for 121 claims, against $114,266 paid for services in 2024. Acadia Pharmaceuticals Inc was the largest of 2 companies reporting payments in 2025, $150.31 in all, mostly food and beverage.
Overview
| NPI | 1508322926 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Feb 11, 2019 |
| Last updated in NPPES | Mar 21, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | RN126548 | GA |
| Nurse Practitioner, Family | 363LF0000X | RN123548 | GA |
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 (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 267 |
|---|---|
| Services billed | 2,249 across 7 procedure codes |
| Paid by Medicare | $114,266 |
Part D prescriptions in 2024
| Prescriptions (claims) | 121 · 123 30-day fills |
|---|---|
| Patients | 11 |
| Total drug cost | $249,303 |
| Generic share | 56% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Christopher Dennis MD PLLCJohns Creek, GA · 72 clinicians
Industry payments (Open Payments)
- 2025$150.31 · 5 payments from 2 companies
- 2024$151.60 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Acadia Pharmaceuticals Inc | $135.40 | 4 |
| Otsuka America Pharmaceutical, Inc. | $14.91 | 1 |
What the 2025 payments were for
- Food and Beverage$150.31 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records