IndividualActive
Marguerite Small
NPI 1740300326 · Clinical Psychologist · Petaluma, CA
Marguerite Small is a Clinical Psychologist provider in Petaluma, CA (NPI 1740300326).
Provider details
- NPI number
- 1740300326
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- PSY18470 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
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
523 Hayes Ln
Petaluma, CA 94952-4011
Phone: (800) 257-8715
Fax: (800) 819-1655
Street-level locationGet directions
Mailing address
4069 Maher St
Napa, CA 94558-2242
Registry dates
- Enumerated
- 2007-03-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marguerite Small's NPI number?
- Marguerite Small's National Provider Identifier (NPI) is 1740300326, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marguerite Small's specialty?
- Marguerite Small is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Marguerite Small located?
- Marguerite Small's practice location on file with NPPES is 523 Hayes Ln, Petaluma, CA 94952-4011.
- What is Marguerite Small's phone number?
- The practice phone number listed in the NPPES registry for Marguerite Small is (800) 257-8715.
- Is Marguerite Small's NPI active?
- Yes — Marguerite Small's NPI (1740300326) 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.