Keir D. Marshall, M.D.

Diagnostic Radiology Physician · Lakewood, CO

Keir D. Marshall, M.D. is a diagnostic radiology physician with a practice address in Lakewood, Colorado, and NPI 1386969111, issued on Apr 5, 2010. Check the license (Colorado DR.0056632, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026

1386969111

Name: Keir D. Marshall
Credential: M.D.
Primary taxonomy: Diagnostic Radiology Physician 2085R0202X
License numbers: DR.0056632 CO
92404071205 UT
Self-reported in NPPES; status is on the state search
Practice location: 1746 Cole Blvd, Lakewood, CO 80401
Phone: (303) 914-8800
Enumerated: Apr 5, 2010
Record last updated: Nov 20, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax: (303) 716-3777
Medicaid ID: 51730057 CO
Medicare enrollment: Enrolled (PECOS I20160616000294); accepts Medicare assignment
Entity: Type 1 · individual

Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.

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8 nearest diagnostic radiology physician records → All 796 in Colorado → Look up another NPI →

Also registered at 1746 Cole Blvd

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

Mariella Accame, PAPhysician Assistant1629007141
Mitchell Achee, M.D.Diagnostic Radiology Physician1598891244
Francine Andrews, M. D.Allergy & Immunology Physician1902806391
Jonathan Brandon, M.D.Diagnostic Radiology Physician1194949883
Shelley Bresnick, PSY.D.Clinical Psychologist1619008893
Mark Brinckman, M.D.Diagnostic Radiology Physician1548316136

Verify Keir D. Marshall in five checks

1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0056632Check the board
3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
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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Bills Medicare through 5 group practices

Charlotte Radiology PALakewood, CO
Diversified Radiology OF Colorado IncEvergreen, CO
Musc Community PhysiciansEvergreen, CO
Norton Clark Physician Practices LLCEvergreen, CO
Radiology Ltd LLCEdwards, CO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Keir D. Marshall among 796 diagnostic radiology physician records in Colorado

Keir D. Marshall, M.D. is one of 796 diagnostic radiology physician records with a practice address in Colorado. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 69% of them.

NPI issued2010 · 69% of these records are older, 29% newer
In a Medicare fileYes · 75% of these records are
In the CMS Doctors and Clinicians fileYes · 71% of these records are
Graduated2010 · median 2006 among the 562 with a school on file
Record last updated2021 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

105 diagnostic radiology physician records list a practice address in Lakewood

They are 105 of the 4,944 NPPES records with a practice address in Lakewood, and 796 diagnostic radiology physician records in Colorado.

All 796 in Colorado → Every provider in Lakewood → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

Robert Carr, M.D.Lakewood, CO 804011538194774
Shawn Corey, MDLakewood, CO 804011881628808
Lawrence Emmons, M.D.Lakewood, CO 804011679583538
J Gilliland, MDLakewood, CO 804011134104227
Scott Glasser, M.D.Lakewood, CO 804011336129915
Sarah Jess, MDLakewood, CO 804011942214671
James Landi, M.D.Lakewood, CO 804011285685131
Melissa Lipton, M.D.Lakewood, CO 804011407896566

Common questions

What is Keir D. Marshall, M.D.'s NPI number?

Keir D. Marshall, M.D.'s National Provider Identifier (NPI) is 1386969111, issued on Apr 5, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Keir D. Marshall, M.D. located?

The NPPES record lists a practice address at 1746 Cole Blvd, Lakewood, CO, 80401. Phone: (303) 914-8800. Providers update this record themselves, so call before visiting.

How can I verify Keir D. Marshall, M.D.'s license?

NPPES lists Colorado license number DR.0056632, 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. Medicare files from data.cms.gov. 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.