David Muchnik
NPI 1265810121 · Addiction (Substance Use Disorder) Counselor · Los Angeles, CA
David Muchnik is a Addiction (Substance Use Disorder) Counselor provider in Los Angeles, CA (NPI 1265810121).
Provider details
- NPI number
- 1265810121
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
11 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
Mailing address
Registry dates
- Enumerated
- 2015-05-12
- Last updated
- 2015-05-12
Frequently asked questions
- What is David Muchnik's NPI number?
- David Muchnik's National Provider Identifier (NPI) is 1265810121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Muchnik's specialty?
- David Muchnik is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is David Muchnik located?
- David Muchnik's practice location on file with NPPES is 115 N New Hampshire Ave Apt 201, Los Angeles, CA 90004-4752.
- What is David Muchnik's phone number?
- The practice phone number listed in the NPPES registry for David Muchnik is (310) 720-4190.
- Is David Muchnik's NPI active?
- Yes — David Muchnik's NPI (1265810121) is active in the NPPES registry as of the last update on 2015-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.