Marsha Larson, RN
NPI 1295858249 · Psychiatric/Mental Health Nurse Practitioner · Los Banos, CA
Marsha Larson, RN is a Psychiatric/Mental Health Nurse Practitioner provider in Los Banos, CA (NPI 1295858249).
Provider details
- NPI number
- 1295858249
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- RN336299 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service 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
- 2007-04-06
- Last updated
- 2011-05-31
Frequently asked questions
- What is Marsha Larson's NPI number?
- Marsha Larson's National Provider Identifier (NPI) is 1295858249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marsha Larson's specialty?
- Marsha Larson is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marsha Larson located?
- Marsha Larson's practice location on file with NPPES is 40 G. St, Los Banos, CA 93635-3320.
- What is Marsha Larson's phone number?
- The practice phone number listed in the NPPES registry for Marsha Larson is (209) 710-6100.
- Is Marsha Larson's NPI active?
- Yes — Marsha Larson's NPI (1295858249) is active in the NPPES registry as of the last update on 2011-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.