IndividualActive
Ruth Alonso, PSYD
NPI 1639931520 · Psychologist · Los Angeles, CA
Ruth Alonso, PSYD is a Psychologist provider in Los Angeles, CA (NPI 1639931520).
Provider details
- NPI number
- 1639931520
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Female
- Sole proprietor
- No
- License
- 34808 (CA)
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
2 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
1625 E 4th St
Los Angeles, CA 90033-4201
Phone: (213) 893-1960
Street-level locationGet directions
Mailing address
3536 Monterey Rd
Los Angeles, CA 90032-1907
Additional practice locations (1)
- 325 E 7th StLos Angeles, CA 90014-2209Phone: (213) 893-1960
Registry dates
- Enumerated
- 2024-01-25
- Last updated
- 2024-01-25
- Certified
- 2024-01-25
Frequently asked questions
- What is Ruth Alonso's NPI number?
- Ruth Alonso's National Provider Identifier (NPI) is 1639931520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Alonso's specialty?
- Ruth Alonso is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Ruth Alonso located?
- Ruth Alonso's practice location on file with NPPES is 1625 E 4th St, Los Angeles, CA 90033-4201.
- What is Ruth Alonso's phone number?
- The practice phone number listed in the NPPES registry for Ruth Alonso is (213) 893-1960.
- Is Ruth Alonso's NPI active?
- Yes — Ruth Alonso's NPI (1639931520) is active in the NPPES registry as of the last update on 2024-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.