NPPES file of Aug 9, 2026

Gary W. Gibbon, M.D.

Allergy & Immunology Physician · Santa Monica, CA

Gary W. Gibbon, M.D. is an allergy & immunology physician with a practice address in Santa Monica, California, and NPI 1568484293, issued on Jul 24, 2006. Check the license (California A41221, as entered in NPPES) on the Medical Board of California; 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
1568484293
Name
Gary W. Gibbon
Credential
M.D.
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
A41221 CA
Self-reported in NPPES; status is on the state search
Practice location
2222 Santa Monica Blvd Ste 201, Santa Monica, CA 90404
Phone
(310) 453-4090
Enumerated
Jul 24, 2006
Record last updated
Jan 20, 2022
Fax
(310) 935-3038
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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Verify Gary W. Gibbon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A41221
    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
Open the California license search

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84% fewer Medicare Part D claims than the average allergy & immunology physician in 2024

117 Medicare Part D claims for 29 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 64% of claims.

  1. Gary Gibbon117
  2. Specialty average741

Most prescribed

  1. Albuterol Sulfate Hfa22 claims
  2. Montelukast Sodium20 claims
  3. Prolastin C12 claims
  4. Atrovent Hfa11 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.

Gary W. Gibbon among 444 allergy & immunology physician records in California

Gary W. Gibbon, M.D. is one of 444 allergy & immunology physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 53% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2022 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology Physician providers in California

There are 444 allergy & immunology physician records in California.

The 8 allergy & immunology physician records with the nearest ZIP codes

  1. Terrie Ahn, MDSanta Monica, CA 904041093166795
  2. Lorraine Anderson, MDSanta Monica, CA 904041013209568
  3. Sanny Chan, M.D., PH.D.Santa Monica, CA 904041043449788
  4. Aaron Chin, MDSanta Monica, CA 904041487116638
  5. Bernard Geller, M.D., PH.D.Santa Monica, CA 904041427132968
  6. Stacy Eui-Jung Lee, M.D.Santa Monica, CA 904041932158722
  7. Samantha Swain, M.D.Santa Monica, CA 904041871938951
  8. Alan Szeftel, M.D.Santa Monica, CA 904041962435412

Common questions

What is Gary W. Gibbon, M.D.'s NPI number?

Gary W. Gibbon, M.D.'s National Provider Identifier (NPI) is 1568484293, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gary W. Gibbon, M.D. located?

The NPPES record lists a practice address at 2222 Santa Monica Blvd Ste 201, Santa Monica, CA, 90404. Phone: (310) 453-4090. Providers update this record themselves, so call before visiting.

How can I verify Gary W. Gibbon, M.D.'s license?

NPPES lists California license number A41221, 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 Gary W. Gibbon, M.D. prescribe under Medicare Part D?

In 2024, Gary W. Gibbon, M.D. had 117 Medicare Part D claims for 29 beneficiaries; the average among allergy & immunology physician prescribers was 741. 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.