Mary Choisser Langford, ACNP
NPI 1992702617ActiveIndividual· Nurse Practitioner, Acute Care· Fairfax, VA
Nurse Practitioner, Acute Care (ACNP) with Medstar Medical Group II LLC and 1 other group, practicing in Fairfax, Virginia. In 2024 Medicare paid $15,693 for 69 patients, and Part D covered 121 of their prescriptions, 86% of them generic. Medtronic, Inc. was the largest of 3 companies reporting payments in 2025, $288.34 in all, mostly food and beverage. Lists Uva Health Prince William Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1992702617 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ACNP |
| Sole proprietor | No |
| NPI issued | Jul 7, 2005 |
| Last updated in NPPES | Dec 6, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 0024132613 | VA |
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 (DC); Practitioner - Nurse Practitioner (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 69 |
|---|---|
| Services billed | 148 across 3 procedure codes |
| Paid by Medicare | $15,693 |
Part D prescriptions in 2024
| Prescriptions (claims) | 121 · 154 30-day fills |
|---|---|
| Patients | 74 |
| Total drug cost | $10,820 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Medstar Medical Group II LLCWashington, DC · 3,767 clinicians
- Medstar Heart Institute LLCBaltimore, MD · 301 clinicians
Hospital affiliations
- Uva Health Prince William Medical CenterManassas, VA
- Virginia Hospital CenterArlington, VA
Industry payments (Open Payments)
- 2025$288.34 · 6 payments from 3 companies
- 2024$400.09 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $144.50 | 2 |
| Boston Scientific Corporation | $77.06 | 2 |
| Abbott Laboratories | $66.78 | 2 |
What the 2025 payments were for
- Food and Beverage$288.34 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 acute care nurse practitioners in Fairfax · All acute care nurse practitioners in Virginia