OrganizationActive
Gray Matters
NPI 1023406964 · Community/Behavioral Health Agency · Los Angeles, CA
Gray Matters is a Community/Behavioral Health Agency organization in Los Angeles, CA (NPI 1023406964).
Provider details
- NPI number
- 1023406964
- Entity type
- Organization
- Primary specialty
- Community/Behavioral Health AgencyAgencies
- Organization subpart
- No
- Authorized official
- David Sitzer, Owner(213) 293-9408
- License
- PSY21769 (CA)
Specialties & taxonomies
Agencies
Profile Score
Established profile(74/100 index)
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
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
617 W 7th St
8th Floor
Los Angeles, CA 90017-3830
Phone: (213) 293-9408
Street-level locationGet directions
Mailing address
4315 Beethoven St
Los Angeles, CA 90066-6102
Registry dates
- Enumerated
- 2014-12-30
- Last updated
- 2014-12-30
Frequently asked questions
- What is Gray Matters's NPI number?
- Gray Matters's National Provider Identifier (NPI) is 1023406964, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gray Matters?
- Gray Matters is classified in the NPPES registry as Community/Behavioral Health Agency (Agencies).
- Where is Gray Matters located?
- Gray Matters's practice location on file with NPPES is 617 W 7th St, Los Angeles, CA 90017-3830.
- What is Gray Matters's phone number?
- The practice phone number listed in the NPPES registry for Gray Matters is (213) 293-9408.
- Who is the authorized official for Gray Matters?
- The authorized official listed on Gray Matters's NPPES record is David Sitzer, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gray Matters's NPI active?
- Yes — Gray Matters's NPI (1023406964) is active in the NPPES registry as of the last update on 2014-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.