Anna Theresa Koester, FNP-BC
NPI 1306627989ActiveIndividual· Nurse Practitioner· Surprise, AZ
Nurse Practitioner (FNP-BC) with Arizona Dermatology Specialists PLLC, practicing in Surprise, Arizona. Enrolled in Medicare as practitioner - nurse practitioner. Regeneron Healthcare Solutions, Inc. was the largest of 5 companies reporting payments in 2025, $301.04 in all, mostly food and beverage.
Overview
| NPI | 1306627989 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-BC |
| Sole proprietor | No |
| NPI issued | Oct 10, 2023 |
| Last updated in NPPES | Jan 24, 2025 |
| Certified by provider | Jan 24, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 308311 | AZ |
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 (AZ) |
|---|
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Arizona Dermatology Specialists PLLCSurprise, AZ · 7 clinicians
Industry payments (Open Payments)
- 2025$301.04 · 11 payments from 5 companies
- 2024$148.08 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $152.90 | 5 |
| Abbvie Inc. | $74.29 | 3 |
| Genzyme Corporation | $37.94 | 1 |
| Almirall LLC | $22.10 | 1 |
| Ucb, Inc. | $13.81 | 1 |
What the 2025 payments were for
- Food and Beverage$301.04 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 nurse practitioners in Surprise · All nurse practitioners in Arizona