NPPES file of Aug 9, 2026

Hassan Haidar, D.D.S.

Oral and Maxillofacial Surgery (Dentist) · Los Angeles, CA

Hassan Haidar, D.D.S. is an oral and maxillofacial surgery (dentist) with a practice address in Los Angeles, California, and NPI 1285026492, issued on Feb 25, 2015. Check the license (California 63769, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285026492
Name
Hassan Haidar
Credential
D.D.S.
Primary taxonomy
Oral and Maxillofacial Surgery (Dentist) 1223S0112X
License number
63769 CA
Self-reported in NPPES; status is on the state search
Practice location
1100 N State St, Los Angeles, CA 90033
Phone
(323) 409-6931
Enumerated
Feb 25, 2015
Record last updated
Feb 25, 2015 (not updated in 11 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1100 N State St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Eduardo Aceves, RNRegistered Nurse1841716305
  2. Ryan AcunaAmbulatory Care Registered Nurse1932692191
  3. Mahal AguirreAmbulatory Care Registered Nurse1508387952
  4. Ramsey Alhosri, MDAnatomic Pathology & Clinical Pathology Physician1447833371
  5. Helen AlvaAmbulatory Care Registered Nurse1295257541
  6. Luisa AlvarezSocial Worker1902328602

Verify Hassan Haidar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 63769
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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36% fewer Medicare Part D claims than the average oral and maxillofacial surgery (dentist) in 2024

258 Medicare Part D claims for 132 beneficiaries, against an average of 406 among the 5,870 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Hassan Haidar258
  2. Specialty average406

Most prescribed

  1. Amoxicillin115 claims
  2. Ibuprofen113 claims
  3. Chlorhexidine Gluconate11 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.

Hassan Haidar among 987 oral and maxillofacial surgery (dentist) records in California

Hassan Haidar, D.D.S. is one of 987 oral and maxillofacial surgery (dentist) records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 84% of them.

  • NPI issued2015 · 84% of these records are older, 13% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2015 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223S0112X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Oral and Maxillofacial Surgery (Dentist) providers in California

There are 987 oral and maxillofacial surgery (dentist) records in California.

The 8 oral and maxillofacial surgery (dentist) records with the nearest ZIP codes

  1. Ryan Kriwanek, DDSLos Angeles, CA 900331316268253
  2. Nicholas Nikchevich, DDSLos Angeles, CA 900331619509460
  3. Marine Sarkisian, D.D.S.Los Angeles, CA 900331679962567
  4. Heena ChandraLos Angeles, CA 900341700105384
  5. Murray Kaufman, D.D.S., M.D.Los Angeles, CA 900351043423304
  6. Gabriella Tehrany, MD, DDSLos Angeles, CA 900281013148246
  7. Sunwoong Choi, DDS, MDLos Angeles, CA 900251457435588
  8. Ian Gibbs, D.M.D.Los Angeles, CA 900251770757247

Common questions

What is Hassan Haidar, D.D.S.'s NPI number?

Hassan Haidar, D.D.S.'s National Provider Identifier (NPI) is 1285026492, issued on Feb 25, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Hassan Haidar, D.D.S. located?

The NPPES record lists a practice address at 1100 N State St, Los Angeles, CA, 90033. Phone: (323) 409-6931. Providers update this record themselves, so call before visiting.

How can I verify Hassan Haidar, D.D.S.'s license?

NPPES lists California license number 63769, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Hassan Haidar, D.D.S. prescribe under Medicare Part D?

In 2024, Hassan Haidar, D.D.S. had 258 Medicare Part D claims for 132 beneficiaries; the average among oral and maxillofacial surgery (dentist) prescribers was 406. 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.