IndividualActive
Regina Guzman, LCSW
NPI 1801044524 · Clinical Social Worker · La Verne, CA
Regina Guzman, LCSW is a Clinical Social Worker provider in La Verne, CA (NPI 1801044524).
Provider details
- NPI number
- 1801044524
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 28994 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
6601 Stephens Ranch Rd
La Verne, CA 91750-1146
Phone: (213) 334-8929
Street-level locationGet directions
Mailing address
Po Box 1563
Claremont, CA 91711-8563
Additional practice locations (1)
- 1412 N 13th AveUpland, CA 91786-2401Phone: (626) 507-3778
Registry dates
- Enumerated
- 2008-09-05
- Last updated
- 2022-08-01
- Certified
- 2022-08-01
Frequently asked questions
- What is Regina Guzman's NPI number?
- Regina Guzman's National Provider Identifier (NPI) is 1801044524, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Regina Guzman's specialty?
- Regina Guzman is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Regina Guzman located?
- Regina Guzman's practice location on file with NPPES is 6601 Stephens Ranch Rd, La Verne, CA 91750-1146.
- What is Regina Guzman's phone number?
- The practice phone number listed in the NPPES registry for Regina Guzman is (213) 334-8929.
- Is Regina Guzman's NPI active?
- Yes — Regina Guzman's NPI (1801044524) is active in the NPPES registry as of the last update on 2022-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.