Margaret Larson
NPI 1508021551 · Addiction (Substance Use Disorder) Counselor · Fresno, CA
Margaret Larson is a Addiction (Substance Use Disorder) Counselor provider in Fresno, CA (NPI 1508021551).
Provider details
- NPI number
- 1508021551
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2008-07-18
- Last updated
- 2008-07-18
Frequently asked questions
- What is Margaret Larson's NPI number?
- Margaret Larson's National Provider Identifier (NPI) is 1508021551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Larson's specialty?
- Margaret Larson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Margaret Larson located?
- Margaret Larson's practice location on file with NPPES is 2772 Martin Luther King Blvd, Fresno, CA 93706.
- What is Margaret Larson's phone number?
- The practice phone number listed in the NPPES registry for Margaret Larson is (559) 265-4800.
- Is Margaret Larson's NPI active?
- Yes — Margaret Larson's NPI (1508021551) is active in the NPPES registry as of the last update on 2008-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.