NPPES file of Aug 9, 2026

Edward E. Aston, M. D.

Dermatology Physician · Fullerton, CA

Edward E. Aston, M. D. is a dermatology physician with a practice address in Fullerton, California, and NPI 1710917513, issued on Jul 4, 2006. Check the license (California G19019, 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
1710917513
Name
Edward E. Aston
Credential
M. D.
Primary taxonomy
Dermatology Physician 207N00000X
License number
G19019 CA
Self-reported in NPPES; status is on the state search
Practice location
333 W Bastanchury RD, Fullerton, CA 92835
Phone
(714) 879-4312
Enumerated
Jul 4, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(714) 879-2154
Medicaid ID
00G190190 CA
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 333 W Bastanchury RD

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

  1. William Baugh, M. D.Dermatology Physician1891725602
  2. Matthew Macginnis, D.D.S., M.S.Orthodontics and Dentofacial Orthopedics Dentistry1669736385
  3. Won Moon, D.M.D., M.S.Orthodontics and Dentofacial Orthopedics Dentistry1093837155

Verify Edward E. Aston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G19019
    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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97% fewer Medicare Part D claims than the average dermatology physician in 2024

23 Medicare Part D claims, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Edward Aston23
  2. Specialty average797

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.

Edward E. Aston among 2,083 dermatology physician records in California

Edward E. Aston, M. D. is one of 2,083 dermatology physician records with a practice address in California. 83% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 56% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2007 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in California

There are 2,083 dermatology physician records in California.

The 8 dermatology physician records with the nearest ZIP codes

  1. William Baugh, M. D.Fullerton, CA 928351891725602
  2. Patrick Dahl, MDFullerton, CA 928351033213392
  3. Helia Eragi, D.O.Fullerton, CA 928351013283910
  4. Kristina Holmkvist, M.D.Fullerton, CA 928351194772822
  5. Jennifer LedonFullerton, CA 928351083024681
  6. David Sire, M.D.Fullerton, CA 928351710046628
  7. Brian Somoano, M.D.Fullerton, CA 928351245422658
  8. Tobey Wu-Kuo, MDFullerton, CA 928351588665392

Common questions

What is Edward E. Aston, M. D.'s NPI number?

Edward E. Aston, M. D.'s National Provider Identifier (NPI) is 1710917513, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Edward E. Aston, M. D. located?

The NPPES record lists a practice address at 333 W Bastanchury RD, Fullerton, CA, 92835. Phone: (714) 879-4312. Providers update this record themselves, so call before visiting.

How can I verify Edward E. Aston, M. D.'s license?

NPPES lists California license number G19019, 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 Edward E. Aston, M. D. prescribe under Medicare Part D?

In 2024, Edward E. Aston, M. D. had 23 Medicare Part D claims; the average among dermatology physician prescribers was 797. 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.