Brian D. Callahan
NPI 1932153301ActiveIndividual· Nurse Practitioner· Boiceville, NY
Nurse Practitioner with Medical Associates of the Hudson Valley, practicing in Boiceville, New York. Their prescriptions cost Medicare Part D more than their services did: $631,635 for 5,020 claims, against $70,876 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 9 companies reporting payments in 2025, $1,045 in all, mostly food and beverage. Lists Healthalliance Hospital Marys Avenue Campus and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1932153301 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | May 20, 2006 |
| Last updated in NPPES | Jun 20, 2024 |
| Certified by provider | Jun 20, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | F330832 | NY |
| Nurse Practitioner, Family | 363LF0000X | F330832 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 296 |
|---|---|
| Services billed | 1,283 across 45 procedure codes |
| Paid by Medicare | $70,876 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,020 · 9,521 30-day fills |
|---|---|
| Patients | 465 |
| Total drug cost | $631,635 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Medical Associates of the Hudson ValleyKingston, NY · 24 clinicians
Hospital affiliations
- Healthalliance Hospital Marys Avenue CampusKingston, NY
- Margaretville Memorial HospitalMargaretville, NY
- Northern Dutchess HospitalRhinebeck, NY
Other facilities
- Americare Certified Special Services, Inc ChhaHome health agency · Brooklyn, NY
- Willcare Chha (Newburgh)Home health agency · Newburgh, NY
Industry payments (Open Payments)
- 2025$1,045 · 60 payments from 9 companies
- 2024$948.85 · 54 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $331.20 | 23 |
| Abbvie Inc. | $235.02 | 10 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $147.85 | 8 |
| Pfizer Inc. | $143.19 | 10 |
| Glaxosmithkline, LLC. | $58.44 | 3 |
What the 2025 payments were for
- Food and Beverage$1,045 · 60 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records