IndividualActive
Simon Tieu
NPI 1235758673 · Social Worker · Los Angeles, CA
Simon Tieu is a Social Worker provider in Los Angeles, CA (NPI 1235758673).
Provider details
- NPI number
- 1235758673
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
320 W Temple St
Los Angeles, CA 90012-3208
Phone: (213) 974-0552
Street-level locationGet directions
Mailing address
320 W Temple St Fl 15
Los Angeles, CA 90012-4111
Registry dates
- Enumerated
- 2020-04-15
- Last updated
- 2020-04-15
- Certified
- 2020-04-15
Frequently asked questions
- What is Simon Tieu's NPI number?
- Simon Tieu's National Provider Identifier (NPI) is 1235758673, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Simon Tieu's specialty?
- Simon Tieu is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Simon Tieu located?
- Simon Tieu's practice location on file with NPPES is 320 W Temple St, Los Angeles, CA 90012-3208.
- What is Simon Tieu's phone number?
- The practice phone number listed in the NPPES registry for Simon Tieu is (213) 974-0552.
- Is Simon Tieu's NPI active?
- Yes — Simon Tieu's NPI (1235758673) is active in the NPPES registry as of the last update on 2020-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.