Megan Ryan-Riffle, CRNP
NPI 1356957534ActiveIndividual· Nurse Practitioner· Owings Mills, MD
Nurse Practitioner (CRNP) with Chesapeake Urology Associates LLC and 1 other group, practicing in Owings Mills, Maryland. Their prescriptions cost Medicare Part D more than their services did: $288,919 for 2,310 claims, against $129,266 paid for services in 2024. Boston Scientific Corporation was the largest of 3 companies reporting payments in 2025, $214.30 in all, mostly food and beverage. Lists Frederick Health Hospital as a hospital affiliation.
Overview
| NPI | 1356957534 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | Yes |
| NPI issued | Sep 22, 2020 |
| Last updated in NPPES | Jul 17, 2026 |
| Certified by provider | Jul 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | R211398 | MD |
| Nurse Practitioner | 363L00000X | SP023597 | PA |
| Nurse Practitioner, Family | 363LF0000X | SP023597 | PA |
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); Practitioner - Nurse Practitioner (MD); Practitioner - Nurse Practitioner (PA); Practitioner - Nurse Practitioner (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 988 |
|---|---|
| Services billed | 5,153 across 37 procedure codes |
| Paid by Medicare | $129,266 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,310 · 5,728 30-day fills |
|---|---|
| Patients | 608 |
| Total drug cost | $288,919 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Chesapeake Urology Associates LLCGermantown, MD · 177 clinicians
- Maryland Medical First PASilver Spring, MD · 27 clinicians
Hospital affiliation
- Frederick Health HospitalFrederick, MD
Industry payments (Open Payments)
- 2025$214.30 · 4 payments from 3 companies
- 2024$75.01 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $142.93 | 1 |
| Sumitomo Pharma America, Inc. | $44.35 | 2 |
| Endo USA, Inc. | $27.02 | 1 |
What the 2025 payments were for
- Food and Beverage$214.30 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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