Los Angeles Sleep Institute
NPI 1275852550 · Sleep Disorder Diagnostic Clinic/Center · Los Angeles, CA
Los Angeles Sleep Institute is a Sleep Disorder Diagnostic Clinic/Center organization in Los Angeles, CA (NPI 1275852550).
Provider details
- NPI number
- 1275852550
- Entity type
- Organization
- Primary specialty
- Sleep Disorder Diagnostic Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Nurit Grunfeld, Senior Manager(213) 674-3043
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
Other names (DBA / former)
- Former legal business name
- True Sleep, Inc.
Registry dates
- Enumerated
- 2010-05-25
- Last updated
- 2010-05-25
Frequently asked questions
- What is Los Angeles Sleep Institute's NPI number?
- Los Angeles Sleep Institute's National Provider Identifier (NPI) is 1275852550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Los Angeles Sleep Institute?
- Los Angeles Sleep Institute is classified in the NPPES registry as Sleep Disorder Diagnostic Clinic/Center (Ambulatory Health Care Facilities).
- Where is Los Angeles Sleep Institute located?
- Los Angeles Sleep Institute's practice location on file with NPPES is 303 Loma Dr, Los Angeles, CA 90017-1103.
- What is Los Angeles Sleep Institute's phone number?
- The practice phone number listed in the NPPES registry for Los Angeles Sleep Institute is (323) 651-5522.
- Who is the authorized official for Los Angeles Sleep Institute?
- The authorized official listed on Los Angeles Sleep Institute's NPPES record is Nurit Grunfeld, Senior Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Los Angeles Sleep Institute's NPI active?
- Yes — Los Angeles Sleep Institute's NPI (1275852550) is active in the NPPES registry as of the last update on 2010-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.