Margaret Mccarthy
NPI 1285132860 · Anesthesiology Physician · Bethesda, MD
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Mccarthy is a Anesthesiology Physician provider in Bethesda, MD (NPI 1285132860).
Provider details
- NPI number
- 1285132860
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 0101267421 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-01-29
- Last updated
- 2026-05-15
- Certified
- 2026-05-15
Frequently asked questions
- What is Margaret Mccarthy's NPI number?
- Margaret Mccarthy's National Provider Identifier (NPI) is 1285132860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Mccarthy's specialty?
- Margaret Mccarthy is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Mccarthy located?
- Margaret Mccarthy's practice location on file with NPPES is 8901 Rockville Pike, Bethesda, MD 20889-2111.
- What is Margaret Mccarthy's phone number?
- The practice phone number listed in the NPPES registry for Margaret Mccarthy is (301) 295-6050.
- Does Margaret Mccarthy accept Medicare?
- Margaret Mccarthy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Mccarthy's NPI active?
- Yes — Margaret Mccarthy's NPI (1285132860) is active in the NPPES registry as of the last update on 2026-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.