IndividualActive
Lonnie Barbach
NPI 1982012217 · Clinical Psychologist · Mill Valley, CA
Lonnie Barbach is a Clinical Psychologist provider in Mill Valley, CA (NPI 1982012217).
Provider details
- NPI number
- 1982012217
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY4838 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
60 Palm Way
Mill Valley, CA 94941-2602
Phone: (415) 383-0755
Street-level locationGet directions
Mailing address
60 Palm Way
Mill Valley, CA 94941-2602
Registry dates
- Enumerated
- 2014-07-30
- Last updated
- 2014-07-30
Frequently asked questions
- What is Lonnie Barbach's NPI number?
- Lonnie Barbach's National Provider Identifier (NPI) is 1982012217, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lonnie Barbach's specialty?
- Lonnie Barbach is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Lonnie Barbach located?
- Lonnie Barbach's practice location on file with NPPES is 60 Palm Way, Mill Valley, CA 94941-2602.
- What is Lonnie Barbach's phone number?
- The practice phone number listed in the NPPES registry for Lonnie Barbach is (415) 383-0755.
- Is Lonnie Barbach's NPI active?
- Yes — Lonnie Barbach's NPI (1982012217) is active in the NPPES registry as of the last update on 2014-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.