Margaret Guglielmo, NP
NPI 1245263862 · Nurse Practitioner · Torrance, CA
Margaret Guglielmo, NP is a Nurse Practitioner provider in Torrance, CA (NPI 1245263862).
Provider details
- NPI number
- 1245263862
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- NP2002 (CA)
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
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
- 2006-07-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Margaret Guglielmo's NPI number?
- Margaret Guglielmo's National Provider Identifier (NPI) is 1245263862, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Guglielmo's specialty?
- Margaret Guglielmo is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Guglielmo located?
- Margaret Guglielmo's practice location on file with NPPES is 4201 Torrance Blvd, Torrance, CA 90503-4504.
- What is Margaret Guglielmo's phone number?
- The practice phone number listed in the NPPES registry for Margaret Guglielmo is (310) 540-9600.
- Is Margaret Guglielmo's NPI active?
- Yes — Margaret Guglielmo's NPI (1245263862) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.