NPPES file of Aug 9, 2026

Alan Conway Sonne, M.D

Emergency Medicine Physician · Westminster, CA

Alan Conway Sonne, M.D is an emergency medicine physician with a practice address in Westminster, California, and NPI 1508972787, issued on Aug 21, 2006. Check the license (California G34749, 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
1508972787
Name
Alan Conway Sonne
Credential
M.D
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
G34749 CA
Self-reported in NPPES; status is on the state search
Practice location
15464 Goldenwest St, Westminster, CA 92683
Phone
(714) 891-9008
Enumerated
Aug 21, 2006
Record last updated
Sep 22, 2010 (not updated in 16 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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8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →

Also registered at 15464 Goldenwest St

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

  1. Eduardo Amezcua, MDFamily Medicine Physician1073192027
  2. Jill Aversa, RPTPhysical Therapist1972731511
  3. Cynthia Birkhimer, L.AC.,DIPL.AC,M.T.O.Acupuncturist1134242530
  4. Tiffany Chen, M.D.Family Medicine Physician1669816617
  5. Carlos Edwards, MDPhysician Assistant1881752392
  6. Maria Gillamac, MSN, NP-CFamily Nurse Practitioner1598207110

Verify Alan Conway Sonne in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G34749    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 Conway Sonne among 7,751 emergency medicine physician records in California

Alan Conway Sonne, M.D is one of 7,751 emergency 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 not. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2010 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,751 in California → Every provider in Westminster → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Perry Dinh, DOWestminster, CA 926831588160055
  2. Andrew Givner, M.D.Westminster, CA 926831891808622
  3. Eduardo Lam, M.D.Westminster, CA 926831255410957
  4. Travis Parker, M.D.Westminster, CA 926831669551453
  5. John Wu, M.D.Westminster, CA 926831295804201
  6. Ashley Advincula, MDTrabuco Canyon, CA 926791427636497
  7. Can Tamkoc, M.D.Rancho Santa Margarita, CA 926881457565889
  8. John Chu, MDLaguna Niguel, CA 926771760432827

Common questions

What is Alan Conway Sonne, M.D's NPI number?

Alan Conway Sonne, M.D's National Provider Identifier (NPI) is 1508972787, issued on Aug 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alan Conway Sonne, M.D located?

The NPPES record lists a practice address at 15464 Goldenwest St, Westminster, CA, 92683. Phone: (714) 891-9008. Providers update this record themselves, so call before visiting.

How can I verify Alan Conway Sonne, M.D's license?

NPPES lists California license number G34749, 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.