Sylvester Masha
NPI 1275753311 · Addiction (Substance Use Disorder) Counselor · Los Angeles, CA
Sylvester Masha is a Addiction (Substance Use Disorder) Counselor provider in Los Angeles, CA (NPI 1275753311).
Provider details
- NPI number
- 1275753311
- 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
19 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
- 2007-04-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Sylvester Masha's NPI number?
- Sylvester Masha's National Provider Identifier (NPI) is 1275753311, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sylvester Masha's specialty?
- Sylvester Masha is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Sylvester Masha located?
- Sylvester Masha's practice location on file with NPPES is 4041 Marlton Ave, Los Angeles, CA 90008-2519.
- What is Sylvester Masha's phone number?
- The practice phone number listed in the NPPES registry for Sylvester Masha is (323) 294-6400.
- Is Sylvester Masha's NPI active?
- Yes — Sylvester Masha's NPI (1275753311) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.