Megan Ryan-Riffle, CRNP
NPI 1356957534 · Nurse Practitioner · Frederick, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Megan Ryan-Riffle, CRNP is a Nurse Practitioner provider in Frederick, MD (NPI 1356957534).
Provider details
- NPI number
- 1356957534
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- SP023597 (PA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
17 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,038 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 510 | $11 |
| Automated Urinalysis Test81003 | 470 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 455 | $107 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 443 | $76 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 275 | $55 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 769 | 277 |
| Finasteride | 365 | 120 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 165 | 63 |
| Solifenacin Succinate | 150 | 77 |
| Mirabegronbrand: Myrbetriq | 104 | 32 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 82 | 52 |
| Vibegronbrand: Gemtesa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$75 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (16)
- 6040 Sykesville RdEldersburg, MD 21784-6000Phone: (301) 988-8222
- 16403 Old Emmitsburg RdEmmitsburg, MD 21727-8929Phone: (240) 215-6310
- 1 Heritage LnEmmitsburg, MD 21727-9103Phone: (301) 988-8822
- 194 Thomas Johnson DrFrederick, MD 21702-4679Phone: (240) 215-6310
- 400 W 7th StFrederick, MD 21701-4506Phone: (240) 215-6310
- 7211 Bank CtFrederick, MD 21703-8483Phone: (240) 215-6310
- 141 Thomas Johnson DrFrederick, MD 21702-4502Phone: (301) 846-0100
- 3430 Worthington BlvdFrederick, MD 21704-7017Phone: (240) 215-6310
- 75 Thomas Johnson DrFrederick, MD 21702-4895Phone: (240) 215-6310
Registry dates
- Enumerated
- 2020-09-22
- Last updated
- 2026-05-28
- Certified
- 2026-05-28
Frequently asked questions
- What is Megan Ryan-Riffle's NPI number?
- Megan Ryan-Riffle's National Provider Identifier (NPI) is 1356957534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Megan Ryan-Riffle's specialty?
- Megan Ryan-Riffle is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Megan Ryan-Riffle located?
- Megan Ryan-Riffle's practice location on file with NPPES is 1562 Opossumtown Pike, Frederick, MD 21702-4920.
- What is Megan Ryan-Riffle's phone number?
- The practice phone number listed in the NPPES registry for Megan Ryan-Riffle is (240) 215-6310.
- Does Megan Ryan-Riffle accept Medicare?
- Megan Ryan-Riffle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Megan Ryan-Riffle's NPI active?
- Yes — Megan Ryan-Riffle's NPI (1356957534) is active in the NPPES registry as of the last update on 2026-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.