Erin Clare Ruane, CRNP
NPI 1689013344ActiveIndividual· Nurse Practitioner, Adult Health· Rockville, MD
Nurse Practitioner, Adult Health (CRNP) with Medstar Medical Group II LLC, practicing in Rockville, Maryland. Their prescriptions cost Medicare Part D more than their services did: $316,594 for 206 claims, against $5,607 paid for services in 2024. Pfizer Inc. was the largest of 10 companies reporting payments in 2025, $459.86 in all, mostly food and beverage. Lists Medstar Montgomery Medical Center as a hospital affiliation.
Overview
| NPI | 1689013344 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Jun 17, 2013 |
| Last updated in NPPES | Aug 10, 2022 |
| Certified by provider | Aug 10, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | R134789 | MD |
| Nurse Practitioner | 363L00000X | R134789 | MD |
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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 72 across 7 procedure codes |
| Paid by Medicare | $5,607 |
Part D prescriptions in 2024
| Prescriptions (claims) | 206 · 366 30-day fills |
|---|---|
| Patients | 62 |
| Total drug cost | $316,594 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Medstar Medical Group II LLCWashington, DC · 3,767 clinicians
Hospital affiliation
- Medstar Montgomery Medical CenterOlney, MD
Industry payments (Open Payments)
- 2025$459.86 · 18 payments from 10 companies
- 2024$831.97 · 31 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $111.42 | 5 |
| Novartis Pharmaceuticals Corporation | $109.21 | 4 |
| Janssen Biotech, Inc. | $71.83 | 2 |
| Caris Mpi, Inc. | $34.78 | 1 |
| Pharmaessentia USA Corporation | $31.06 | 1 |
What the 2025 payments were for
- Food and Beverage$459.86 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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