Antoine J Elhajjar M.D., Inc.
NPI 1790806370 · Sleep Disorder Diagnostic Clinic/Center · La Quinta, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Antoine J Elhajjar M.D., Inc. is a Sleep Disorder Diagnostic Clinic/Center organization in La Quinta, CA (NPI 1790806370).
Provider details
- NPI number
- 1790806370
- Entity type
- Organization
- Primary specialty
- Sleep Disorder Diagnostic Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Antoine Elhajjar, Ceo(760) 340-0528
Specialties & taxonomies
Ambulatory Health Care Facilities
- Neurology Physician2084N0400X
Allopathic & Osteopathic Physicians
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
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)
- Doing business as
- Desert Sleep Institute
- Doing business as
- Desert Sleep Institute
Registry dates
- Enumerated
- 2007-04-02
- Last updated
- 2020-07-15
- Certified
- 2020-07-15
Frequently asked questions
- What is Antoine J Elhajjar M.D., Inc.'s NPI number?
- Antoine J Elhajjar M.D., Inc.'s National Provider Identifier (NPI) is 1790806370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Antoine J Elhajjar M.D., Inc.?
- Antoine J Elhajjar M.D., Inc. is classified in the NPPES registry as Sleep Disorder Diagnostic Clinic/Center (Ambulatory Health Care Facilities).
- Where is Antoine J Elhajjar M.D., Inc. located?
- Antoine J Elhajjar M.D., Inc.'s practice location on file with NPPES is 46100 Washington St, La Quinta, CA 92253-2042.
- What is Antoine J Elhajjar M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Antoine J Elhajjar M.D., Inc. is (760) 340-0528.
- Does Antoine J Elhajjar M.D., Inc. accept Medicare?
- Antoine J Elhajjar M.D., Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Antoine J Elhajjar M.D., Inc.?
- The authorized official listed on Antoine J Elhajjar M.D., Inc.'s NPPES record is Antoine Elhajjar, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Antoine J Elhajjar M.D., Inc.'s NPI active?
- Yes — Antoine J Elhajjar M.D., Inc.'s NPI (1790806370) is active in the NPPES registry as of the last update on 2020-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.