Gay Lynn Parker, ARNP
NPI 1104992536ActiveIndividual· Nurse Practitioner, Family· Muskogee, OK
Nurse Practitioner, Family (ARNP) in Muskogee, Oklahoma, licensed in OK, with an NPI issued in November 2006. Their prescriptions cost Medicare Part D more than their services did: $501,066 for 5,057 claims, against $36,034 paid for services in 2024. Insmed, Inc. was the largest of 12 companies reporting payments in 2025, $1,231 in all, mostly food and beverage. Lists Saint Francis Hospital Muskogee as a hospital affiliation.
Overview
| NPI | 1104992536 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | Yes |
| NPI issued | Nov 28, 2006 |
| Last updated in NPPES | Feb 3, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | R0062703 | OK |
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 (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 195 |
|---|---|
| Services billed | 1,065 across 18 procedure codes |
| Paid by Medicare | $36,034 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,057 · 9,386 30-day fills |
|---|---|
| Patients | 232 |
| Total drug cost | $501,066 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Hospital affiliation
- Saint Francis Hospital MuskogeeMuskogee, OK
Other facilities
- Enhabit Home Health of Eastern OklahomaHome health agency · Muskogee, OK
Industry payments (Open Payments)
- 2025$1,231 · 33 payments from 12 companies
- 2024$729.69 · 55 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insmed, Inc. | $233.31 | 2 |
| Abbvie Inc. | $169.08 | 4 |
| Lilly USA, LLC | $139.31 | 11 |
| Astellas Pharma US Inc | $134.84 | 4 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $127.42 | 5 |
What the 2025 payments were for
- Food and Beverage$1,141 · 32 payments
- Education$90.05 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family nurse practitioners in Muskogee
- 1114490968
- 1225872377
- 1275088254
- 1316680846
- 1437817665
- 1497138994
- 1588108187
- 1699230961
- 1750824348
- 1821564212
- 1821768086
- 1992474696
All 60 family nurse practitioners in Muskogee · All family nurse practitioners in Oklahoma