IndividualActive
Christopher Larssen
NPI 1053812818 · Behavior Technician · San Francisco, CA
Christopher Larssen is a Behavior Technician provider in San Francisco, CA (NPI 1053812818).
Provider details
- NPI number
- 1053812818
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(62/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
795 Folsom St Fl 1
San Francisco, CA 94107-4226
Phone: (855) 832-6727
Street-level locationGet directions
Mailing address
795 Folsom St Fl 1
San Francisco, CA 94107-4226
Registry dates
- Enumerated
- 2018-02-26
- Last updated
- 2018-02-26
Frequently asked questions
- What is Christopher Larssen's NPI number?
- Christopher Larssen's National Provider Identifier (NPI) is 1053812818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Larssen's specialty?
- Christopher Larssen is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Christopher Larssen located?
- Christopher Larssen's practice location on file with NPPES is 795 Folsom St Fl 1, San Francisco, CA 94107-4226.
- What is Christopher Larssen's phone number?
- The practice phone number listed in the NPPES registry for Christopher Larssen is (855) 832-6727.
- Is Christopher Larssen's NPI active?
- Yes — Christopher Larssen's NPI (1053812818) is active in the NPPES registry as of the last update on 2018-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.