Christopher Duh
NPI 1821716119 · Clinical Social Worker · Los Angeles, CA
Christopher Duh is a Clinical Social Worker provider in Los Angeles, CA (NPI 1821716119).
Provider details
- NPI number
- 1821716119
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- ASW108952 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
3 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
- 2022-08-22
- Last updated
- 2025-07-25
- Certified
- 2025-07-25
Frequently asked questions
- What is Christopher Duh's NPI number?
- Christopher Duh's National Provider Identifier (NPI) is 1821716119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Duh's specialty?
- Christopher Duh is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Christopher Duh located?
- Christopher Duh's practice location on file with NPPES is 155 N Occidental Blvd, Los Angeles, CA 90026-4641.
- What is Christopher Duh's phone number?
- The practice phone number listed in the NPPES registry for Christopher Duh is (213) 381-2931.
- Is Christopher Duh's NPI active?
- Yes — Christopher Duh's NPI (1821716119) is active in the NPPES registry as of the last update on 2025-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.