NPPES file of Aug 9, 2026

Gary Lee Martz, M.D.

Psychiatry Physician · Denver, CO

Gary Lee Martz, M.D. is a psychiatry physician with a practice address in Denver, Colorado, and NPI 1003879297, issued on Apr 9, 2006. Check the license (Colorado 25465, as entered in NPPES) on the Colorado Medical Board; 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
1003879297
Name
Gary Lee Martz
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
25465 CO
Self-reported in NPPES; status is on the state search
Practice location
1721 E 19TH Ave, Denver, CO 80218
Phone
(303) 813-1400
Enumerated
Apr 9, 2006
Record last updated
Dec 19, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(303) 813-1401
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 psychiatry physician records → All 990 in Colorado → Look up another NPI →

Also registered at 1721 E 19TH Ave

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

  1. Giancarlo Barolat-Romana, MDNeurological Surgery Physician1437212404
  2. Paul Battle, PACPhysician Assistant1205872355
  3. Jennifer Botsford, OTR CHTOccupational Therapist1811093297
  4. Thomas Brown, MDSurgery Physician1851359053
  5. Mark Brunvand, MDHematology & Oncology Physician1891779534
  6. Christopher Deig, M.D.Radiation Oncology Physician1043743883

Verify Gary Lee Martz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 25465    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 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.

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Gary Lee Martz among 990 psychiatry physician records in Colorado

Gary Lee Martz, M.D. is one of 990 psychiatry physician records with a practice address in Colorado. 65% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 62% newer
  • In a Medicare fileNo · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 35% of these records are
  • Record last updated2008 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

291 psychiatry physician records list a practice address in Denver

They are 291 of the 25,068 NPPES records with a practice address in Denver, and 990 psychiatry physician records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 990 in Colorado → Every provider in Denver → Psychiatry Physician nationwide →

The 8 psychiatry physician records with the nearest ZIP codes

  1. Frances Adachi, MD, MPHDenver, CO 802181114395241
  2. Jonathan Boyer, MDDenver, CO 802181215074588
  3. Robert Clark, M.D.Denver, CO 802181861492035
  4. Brenda Czaban, MDDenver, CO 802181588710180
  5. Alan Feiger, M.D.Denver, CO 802181063663185
  6. Alan Fine, MDDenver, CO 802181336138585
  7. Barbara Kessel, D.O.Denver, CO 802181497011423
  8. David Lubinsky, D.O.Denver, CO 802181114206653

Common questions

What is Gary Lee Martz, M.D.'s NPI number?

Gary Lee Martz, M.D.'s National Provider Identifier (NPI) is 1003879297, issued on Apr 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gary Lee Martz, M.D. located?

The NPPES record lists a practice address at 1721 E 19TH Ave, Denver, CO, 80218. Phone: (303) 813-1400. Providers update this record themselves, so call before visiting.

How can I verify Gary Lee Martz, M.D.'s license?

NPPES lists Colorado license number 25465, as entered by the provider. 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.

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.