Sergio Gueller, LCSW
NPI 1225175888 · Clinical Social Worker · Los Angeles, CA
Sergio Gueller, LCSW is a Clinical Social Worker provider in Los Angeles, CA (NPI 1225175888).
Provider details
- NPI number
- 1225175888
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20908 (CA)
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
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
- 2007-01-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Sergio Gueller's NPI number?
- Sergio Gueller's National Provider Identifier (NPI) is 1225175888, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sergio Gueller's specialty?
- Sergio Gueller is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sergio Gueller located?
- Sergio Gueller's practice location on file with NPPES is 3764 Rosewood Ave, Los Angeles, CA 90066-3532.
- What is Sergio Gueller's phone number?
- The practice phone number listed in the NPPES registry for Sergio Gueller is (310) 397-5543.
- Is Sergio Gueller's NPI active?
- Yes — Sergio Gueller's NPI (1225175888) 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.