Marygail Muller
NPI 1992515589 · Nurse Practitioner · Bryn Mawr, PA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marygail Muller is a Nurse Practitioner provider in Bryn Mawr, PA (NPI 1992515589).
Provider details
- NPI number
- 1992515589
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- SP031465 (PA)
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
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 130 S Bryn Mawr AveBryn Mawr, PA 19010-3121Phone: (610) 525-1061
Registry dates
- Enumerated
- 2025-01-07
- Last updated
- 2025-02-19
- Certified
- 2025-02-19
Frequently asked questions
- What is Marygail Muller's NPI number?
- Marygail Muller's National Provider Identifier (NPI) is 1992515589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marygail Muller's specialty?
- Marygail Muller is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marygail Muller located?
- Marygail Muller's practice location on file with NPPES is 135 S Bryn Mawr Ave Ste 100, Bryn Mawr, PA 19010-3129.
- What is Marygail Muller's phone number?
- The practice phone number listed in the NPPES registry for Marygail Muller is (610) 525-1061.
- Does Marygail Muller accept Medicare?
- Marygail Muller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marygail Muller's NPI active?
- Yes — Marygail Muller's NPI (1992515589) is active in the NPPES registry as of the last update on 2025-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.