Muriel Ryan, WHNP-BC
NPI 1285414821 · Women's Health Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Muriel Ryan, WHNP-BC is a Women's Health Nurse Practitioner provider in Boston, MA (NPI 1285414821).
Provider details
- NPI number
- 1285414821
- Entity type
- Individual
- Primary specialty
- Women's Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- WHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- RN2340342 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-10-02
- Last updated
- 2023-10-02
- Certified
- 2023-09-13
Frequently asked questions
- What is Muriel Ryan's NPI number?
- Muriel Ryan's National Provider Identifier (NPI) is 1285414821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Muriel Ryan's specialty?
- Muriel Ryan is listed in the NPPES registry with a primary specialty of Women's Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Muriel Ryan located?
- Muriel Ryan's practice location on file with NPPES is 230 Bowdoin St, Boston, MA 02122-1817.
- What is Muriel Ryan's phone number?
- The practice phone number listed in the NPPES registry for Muriel Ryan is (617) 754-0100.
- Does Muriel Ryan accept Medicare?
- Muriel Ryan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Muriel Ryan's NPI active?
- Yes — Muriel Ryan's NPI (1285414821) is active in the NPPES registry as of the last update on 2023-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.