Delair Lucas Alnajjar, MD
Family Medicine Physician · Temecula, CA
Delair Lucas Alnajjar, MD is a family medicine physician with a practice address in Temecula, California, and NPI 1396238184, issued on Jun 7, 2018. Check the license (California A181114, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Delair Lucas Alnajjar
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- A181114 CA
4301505557 MI
4301115471 MI
Self-reported in NPPES; status is on the state search - Practice location
- 41540 Winchester RD, Temecula, CA 92590
- Phone
- (951) 365-5585
- Enumerated
- Jun 7, 2018
- Record last updated
- Feb 13, 2023
- Fax
- (951) 404-7074
- Medicare enrollment
- Enrolled (PECOS I20221003002473); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 41540 Winchester RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shannon Arthur, FNPFamily Nurse Practitioner1558015180
- Tabitha Lanning, PA-CPhysician Assistant1750785838
- Peter Su, M.D.Family Medicine Physician1225569205
Verify Delair Lucas Alnajjar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A181114Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average family medicine physician in 2024
468 Medicare Part D claims for 276 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass37 claims
- Azithromycin37 claims
- Doxycycline Hyclate34 claims
- Paxlovid32 claims
- Cefuroxime26 claims
- Mupirocin25 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Marque Medical Clinic, Inc.Newport Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Delair Lucas Alnajjar among 17,133 family medicine physician records in California
Delair Lucas Alnajjar, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.
- NPI issued2018 · 82% of these records are older, 15% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2018 · median 2005 among the 10,652 with a school on file
- Record last updated2023 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
80 family medicine physician records list a practice address in Temecula
They are 80 of the 4,057 NPPES records with a practice address in Temecula, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Temecula → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Cristina Bailey, M.D.Temecula, CA 925901598715823
- David Bucher, MDTemecula, CA 925901790735033
- Walter Combs, MDTemecula, CA 925901104876598
- Mary Gentile, DOTemecula, CA 925901861480998
- Gerardo Hizon, MD, FAAFP, CAQSMTemecula, CA 925901205898558
- Claudia Hsieh, D.O.Temecula, CA 925901255515979
- Tae-Woong Im, MDTemecula, CA 925901912956855
- Samuel Ko, MDTemecula, CA 925901457301855
Common questions
What is Delair Lucas Alnajjar, MD's NPI number?
Delair Lucas Alnajjar, MD's National Provider Identifier (NPI) is 1396238184, issued on Jun 7, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Delair Lucas Alnajjar, MD located?
The NPPES record lists a practice address at 41540 Winchester RD, Temecula, CA, 92590. Phone: (951) 365-5585. Providers update this record themselves, so call before visiting.
How can I verify Delair Lucas Alnajjar, MD's license?
NPPES lists California license number A181114, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Delair Lucas Alnajjar, MD prescribe under Medicare Part D?
In 2024, Delair Lucas Alnajjar, MD had 468 Medicare Part D claims for 276 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.