Mary Beth Alder, RN , BSN, NP, DNSC
NPI 1548450463ActiveIndividual· Nurse Practitioner· Washington, DC
Nurse Practitioner (RN , BSN, NP, DNSC) with Washington Health Institute, practicing in Washington, District of Columbia. Their prescriptions cost Medicare Part D more than their services did: $442,774 for 1,103 claims, against $10,585 paid for services in 2024. Viiv Healthcare Company was the largest of 4 companies reporting payments in 2025, $307.97 in all, mostly food and beverage.
Overview
| NPI | 1548450463 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RN , BSN, NP, DNSC |
| Sole proprietor | No |
| NPI issued | Jul 26, 2007 |
| Last updated in NPPES | Mar 25, 2022 |
| Certified by provider | Mar 25, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | RN1015562 | DC |
| Internal Medicine, Infectious Disease | 207RI0200X | 0001096719 | VA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 38 |
|---|---|
| Services billed | 166 across 28 procedure codes |
| Paid by Medicare | $10,585 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,103 · 2,023 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $442,774 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Washington Health InstituteWashington, DC · 17 clinicians
Industry payments (Open Payments)
- 2025$307.97 · 11 payments from 4 companies
- 2024$962.91 · 45 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viiv Healthcare Company | $196.18 | 7 |
| Theratechnologies Inc. | $55.83 | 2 |
| Abbvie Inc. | $32.62 | 1 |
| Novo Nordisk Inc | $23.34 | 1 |
What the 2025 payments were for
- Food and Beverage$307.97 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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