Margaret Stemmler
NPI 1205900826 · Registered Nurse · Torrance, CA
Margaret Stemmler is a Registered Nurse provider in Torrance, CA (NPI 1205900826).
Provider details
- NPI number
- 1205900826
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 243632 (CA)
Specialties & taxonomies
Nursing Service 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 tenure38% of score
19 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
- 2006-11-17
- Last updated
- 2025-09-11
Frequently asked questions
- What is Margaret Stemmler's NPI number?
- Margaret Stemmler's National Provider Identifier (NPI) is 1205900826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Stemmler's specialty?
- Margaret Stemmler is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Margaret Stemmler located?
- Margaret Stemmler's practice location on file with NPPES is 1124 W Carson St # N28, Torrance, CA 90502-2006.
- What is Margaret Stemmler's phone number?
- The practice phone number listed in the NPPES registry for Margaret Stemmler is (310) 222-3714.
- Is Margaret Stemmler's NPI active?
- Yes — Margaret Stemmler's NPI (1205900826) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.