NPPES file of Aug 9, 2026

Alan Shan

Diagnostic Radiology Physician · Santa Monica, CA

Alan Shan is a diagnostic radiology physician with a practice address in Santa Monica, California, and NPI 1245775113, issued on Dec 30, 2016. Check the license (California A181804, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1245775113
Name
Alan Shan
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A181804 CA
Self-reported in NPPES; status is on the state search
Practice location
2020 Santa Monica Blvd Ste 210, Santa Monica, CA 90404
Phone
(310) 301-6800
Enumerated
Dec 30, 2016
Record last updated
Jul 9, 2026
Medicare enrollment
Enrolled (PECOS I20260528004668); may accept Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 2021
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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8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →

Also registered at 2020 Santa Monica Blvd Ste 210

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

  1. Jeffrey Fujimoto, MDInternal Medicine Physician1033614920
  2. Sarah Kim, M.D.Internal Medicine Physician1376860387
  3. Nathan McLaughlinInternal Medicine Physician1528708518
  4. Shirin Poustchi, PHARMD, MDInternal Medicine Physician1386104412
  5. Noah RavenborgInternal Medicine Physician1588169817
  6. Gyuhee Seong, MDInternal Medicine Physician1962086835

Verify Alan Shan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A181804    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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Alan Shan among 4,500 diagnostic radiology physician records in California

Alan Shan is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2016, is newer than 83% of them.

  • NPI issued2016 · 83% of these records are older, 15% newer
  • In a Medicare fileNo · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2021 · median 2004 among the 3,130 with a school on file
  • Record last updated2026 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in California

There are 4,500 diagnostic radiology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 4,500 in California → Every provider in Santa Monica → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Khadija Aziz, M.DSanta Monica, CA 904041336186097
  2. Jack Berman, MDSanta Monica, CA 904041417977786
  3. Timothy Carmody, M. D.Santa Monica, CA 904041598751893
  4. Francis Crnkovich, MDSanta Monica, CA 904041871515734
  5. Alex Freitas, M.D.Santa Monica, CA 904041326004284
  6. Curtis Hammerman, MDSanta Monica, CA 904041578591319
  7. Anne Hoyt, MDSanta Monica, CA 904041740230291
  8. Earl Landau, M.D.Santa Monica, CA 904041295787984

Common questions

What is Alan Shan's NPI number?

Alan Shan's National Provider Identifier (NPI) is 1245775113, issued on Dec 30, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Alan Shan located?

The NPPES record lists a practice address at 2020 Santa Monica Blvd Ste 210, Santa Monica, CA, 90404. Phone: (310) 301-6800. Providers update this record themselves, so call before visiting.

How can I verify Alan Shan's license?

NPPES lists California license number A181804, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.