NPPES file of Aug 9, 2026

Aaron Thomas Chin, MD

Allergy & Immunology Physician · Santa Monica, CA

Aaron Thomas Chin, MD is an allergy & immunology physician with a practice address in Santa Monica, California, and NPI 1487116638, issued on Apr 4, 2019. Check the license (California A178465, 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
1487116638
Name
Aaron Thomas Chin
Credential
MD
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
A178465 CA
Self-reported in NPPES; status is on the state search
Practice location
1260 15TH St Ste 1002, Santa Monica, CA 90404
Phone
(424) 259-8570
Enumerated
Apr 4, 2019
Record last updated
Dec 16, 2024
Medicare enrollment
Enrolled (PECOS I20241203003035); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2019
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1260 15TH St Ste 1002

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

  1. Tania Kimia, MDPediatric Allergy/Immunology Physician1295934826
  2. Kenny VoPediatrics Physician1104313501
  3. Nai-Huei Wang, D.D.S.Prosthodontics1649302068

Verify Aaron Thomas Chin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A178465
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $1,731.20

13 payments; by number, the most common kind was food and beverage; the largest payer was Pharming Healthcare, Inc. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Aaron Chin$1,731.20
  2. Specialty average$8,321.81

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. UC RegentsLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Aaron Thomas Chin among 444 allergy & immunology physician records in California

Aaron Thomas Chin, MD 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 2019, is newer than 94% of them.

  • NPI issued2019 · 94% of these records are older, 3% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2019 · median 2004 among the 281 with a school on file
  • Record last updated2024 · 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. Bernard Geller, M.D., PH.D.Santa Monica, CA 904041427132968
  5. Gary Gibbon, M.D.Santa Monica, CA 904041568484293
  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 Aaron Thomas Chin, MD's NPI number?

Aaron Thomas Chin, MD's National Provider Identifier (NPI) is 1487116638, issued on Apr 4, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Thomas Chin, MD located?

The NPPES record lists a practice address at 1260 15TH St Ste 1002, Santa Monica, CA, 90404. Phone: (424) 259-8570. Providers update this record themselves, so call before visiting.

How can I verify Aaron Thomas Chin, MD's license?

NPPES lists California license number A178465, 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.

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.