Registry data as of Aug 27, 2026

Joseph Ayers, D.O.

Emergency Medicine Physician · Aspen, CO

Joseph Ayers, D.O. is an emergency medicine physician with a practice address in Aspen, Colorado, and NPI 1912909136, issued on Jun 1, 2005. Check the license on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1912909136
Name
Joseph Ayers
Credential
D.O.
Primary taxonomy
Emergency Medicine Physician 207P00000X
Practice location
401 Castle Creek RD, Aspen, CO 81611
Phone
(970) 618-3313
Enumerated
Jun 1, 2005
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 401 Castle Creek RD

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

  1. Kelly Atkinson, PHARMDPharmacist1841851581
  2. Gregory Balko, MDEmergency Medicine Physician1932103405
  3. Ellen Barlow, DPTPhysical Therapist1316435357
  4. Jon Beck, MDAnesthesiology Physician1609811645
  5. Catherine Bernard, M.D.Emergency Medicine Physician1972505170
  6. Cecil Carder, MPTPhysical Therapist1659579449

Verify Joseph Ayers in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical BoardCheck 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 Colorado 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.

86% fewer Medicare Part D claims than the average emergency medicine physician in 2024

51 Medicare Part D claims for 37 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D.

  1. Joseph Ayers51
  2. Specialty average355

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.

8 emergency medicine physician records list a Aspen practice address

They are 8 of the 301 NPPES records with a Aspen practice address, and 1,387 emergency medicine physician records in Colorado.

Other emergency medicine physician records in Colorado

  1. Steven AaronsonDenver, CO1326081951
  2. Lauren AbbateAurora, CO1255624276
  3. Jean Abbott, MDAurora, CO1578672820
  4. William Abbott, M.D.Aurora, CO1013992361
  5. Charles Abramson, D.O.Glenwood Springs, CO1932335023
  6. Timothy Adair, PADenver, CO1356485072
  7. Alan Adams, MDSalida, CO1912972365
  8. Bruce Adams, M.D.Denver, CO1407946197
  9. Erik Adler, M.D.Denver, CO1699909739
  10. Natasha Aguirre, MDAurora, CO1184251563

Common questions

What is Joseph Ayers, D.O.'s NPI number?

Joseph Ayers, D.O.'s National Provider Identifier (NPI) is 1912909136, issued on Jun 1, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Ayers, D.O. located?

The NPPES record lists a practice address at 401 Castle Creek RD, Aspen, CO, 81611. Phone: (970) 618-3313. Providers update this record themselves, so call before visiting.

How can I verify Joseph Ayers, D.O.'s license?

Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joseph Ayers, D.O. prescribe under Medicare Part D?

In 2024, Joseph Ayers, D.O. had 51 Medicare Part D claims for 37 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.