Registry data as of Aug 27, 2026

Gary Hagen, D.D.S.

Dentist · Denver, CO

Gary Hagen, D.D.S. is a dentist with a practice address in Denver, Colorado, and NPI 1467675066, issued on Apr 11, 2007. Check the license with the Colorado board that licenses this profession; 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
1467675066
Name
Gary Hagen
Credential
D.D.S.
Primary taxonomy
Dentist 122300000X
Practice location
90 Madison St, Denver, CO 80206
Phone
(303) 393-6006
Enumerated
Apr 11, 2007
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 90 Madison St

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

  1. Zachary Anderson, M.D.Family Medicine Physician1013925767
  2. Cindy Clover, M.D.Child & Adolescent Psychiatry Physician1275620262
  3. Roger Druckman, D.D.S.General Practice Dentistry1003999244
  4. Dongming Fan, L. ACAcupuncturist1326130972
  5. Louisa Gallegos, D.D.S.,M.S.D.Prosthodontics1215141643
  6. Talya Geller, PSY.D.Clinical Psychologist1790552917

Verify Gary Hagen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this professionCheck 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
Find 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.

67% fewer Medicare Part D claims than the average dentist in 2024

30 Medicare Part D claims for 17 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D.

  1. Gary Hagen30
  2. Specialty average90

Most prescribed

  1. Amoxicillin15 claims

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.

297 dentist records list a Denver practice address

They are 297 of the 25,068 NPPES records with a Denver practice address, and 2,038 dentist records in Colorado.

Other dentist records in Colorado

  1. Paul Abbey, DDSLongmont, CO1891768495
  2. Margaret AbbottAurora, CO1811312861
  3. Mitra Abdi, DDSDenver, CO1093454597
  4. Wameedh Abdulameer, D.D.SDenver, CO1801137302
  5. Anna Abele, DMDLakewood, CO1477125185
  6. Arthur Abercrombie, DMDFederal Heights, CO1477986404
  7. Gabrielle Abney, DDSLoveland, CO1841937497
  8. Dina Aboushehata, DDSColorado Springs, CO1124616768
  9. Ansu Abraham, DDSColorado Springs, CO1326921024
  10. Arica Abrames, D.D.S.Fort Collins, CO1700906260

Common questions

What is Gary Hagen, D.D.S.'s NPI number?

Gary Hagen, D.D.S.'s National Provider Identifier (NPI) is 1467675066, issued on Apr 11, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gary Hagen, D.D.S. located?

The NPPES record lists a practice address at 90 Madison St, Denver, CO, 80206. Phone: (303) 393-6006. Providers update this record themselves, so call before visiting.

How can I verify Gary Hagen, D.D.S.'s license?

Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Gary Hagen, D.D.S. prescribe under Medicare Part D?

In 2024, Gary Hagen, D.D.S. had 30 Medicare Part D claims for 17 beneficiaries; the average among dentist prescribers was 90. 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.