Anna Ouida Barton, WHNP-BC
NPI 1003135591ActiveIndividual· Nurse Practitioner, Women's Health· Saint Louis, MO
Nurse Practitioner, Women's Health (WHNP-BC) in Saint Louis, Missouri, trained at University of Missouri St Louis - School of Optometry (class of 2007). Medicare paid $5,996 for services to 96 patients in 2024, and Part D covered 125 of their prescriptions (85% generic). Organon LLC was the largest of 5 companies reporting payments in 2025, $99.49 in all, mostly food and beverage.
Overview
| NPI | 1003135591 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | WHNP-BC |
| Sole proprietor | No |
| NPI issued | May 23, 2010 |
| Last updated in NPPES | Sep 28, 2022 |
| Certified by provider | Sep 28, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Women's Health Primary | 363LW0102X | 2001017747 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 96 |
|---|---|
| Services billed | 147 across 12 procedure codes |
| Paid by Medicare | $5,996 |
Part D prescriptions in 2024
| Prescriptions (claims) | 125 · 195 30-day fills |
|---|---|
| Patients | 53 |
| Total drug cost | $6,484 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Missouri St Louis - School of Optometry |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Physician Groups LcFarmington, MO · 521 clinicians
Industry payments (Open Payments)
- 2025$99.49 · 5 payments from 5 companies
- 2024$513.71 · 27 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $22.21 | 1 |
| Evofem Biosciences, Inc. | $21.01 | 1 |
| Astellas Pharma US Inc | $20.61 | 1 |
| Abbvie Inc. | $18.85 | 1 |
| Exeltis, USA Inc. | $16.81 | 1 |
What the 2025 payments were for
- Food and Beverage$99.49 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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