Antoine Elhajjar, M.D.
NPI 1558328203 · Specialist · La Quinta, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Antoine Elhajjar, M.D. is a Specialist provider in La Quinta, CA (NPI 1558328203).
Provider details
- NPI number
- 1558328203
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A53481 (CA)
Specialties & taxonomies
Other Service Providers
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Sleep Disorder Diagnostic Clinic/Center261QS1200X
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
608 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 311 | $132 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 75 | $189 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Complete Study95886 | 70 | $103 |
| Nerve Conduction, 13 Or More Studies95913 | 35 | $303 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 29 | $175 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 353 | 110 |
| Memantine Hcl | 260 | 70 |
| Levetiracetam | 249 | 68 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 174 | 58 |
| Lamotrigine | 124 | 38 |
| Escitalopram Oxalate | 119 | 31 |
| Ropinirole Hcl | 86 | 32 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,931 across 24 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 72057 Highway 111Rancho Mirage, CA 92270-4927Phone: (760) 340-0528
Registry dates
- Enumerated
- 2006-04-27
- Last updated
- 2020-07-07
- Certified
- 2020-07-07
Frequently asked questions
- What is Antoine Elhajjar's NPI number?
- Antoine Elhajjar's National Provider Identifier (NPI) is 1558328203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Antoine Elhajjar's specialty?
- Antoine Elhajjar is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Antoine Elhajjar located?
- Antoine Elhajjar's practice location on file with NPPES is 46100 Washington St, La Quinta, CA 92253-2042.
- What is Antoine Elhajjar's phone number?
- The practice phone number listed in the NPPES registry for Antoine Elhajjar is (760) 340-0528.
- Does Antoine Elhajjar accept Medicare?
- Antoine Elhajjar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Antoine Elhajjar's NPI active?
- Yes — Antoine Elhajjar's NPI (1558328203) is active in the NPPES registry as of the last update on 2020-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.