Stephen Marquardt
Specialist · Aurora, CO
Stephen Marquardt is a specialist with a practice address in Aurora, Colorado, and NPI 1073980140, issued on Aug 25, 2015. Check the license (Colorado MT.0009757, as entered in NPPES) with the Colorado board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Stephen Marquardt
- Primary taxonomy
- Specialist 174400000X
- License number
- MT.0009757 CO
Self-reported in NPPES; status is on the state search - Practice location
- 24300 E Smoky Hill RD, Aurora, CO 80016
- Phone
- (720) 644-9637
- Enumerated
- Aug 25, 2015
- Record last updated
- Aug 25, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest specialist records → All 1,105 in Colorado → Look up another NPI →
Also registered at 24300 E Smoky Hill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Erin McMahon, PAMedical Physician Assistant1457064966
Verify Stephen Marquardt in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license MT.0009757Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Stephen Marquardt among 1,105 specialist records in Colorado
Stephen Marquardt is one of 1,105 specialist records with a practice address in Colorado. 12% 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 2015, is newer than 78% of them.
- NPI issued2015 · 78% of these records are older, 15% newer
- In a Medicare fileNo · 12% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2015 · 89% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in Colorado
There are 1,105 specialist records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,105 in Colorado → Every provider in Aurora → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Heather BroxAurora, CO 800161447604244
- Erik FloresAurora, CO 800161588014542
- Jennifer HuttonAurora, CO 800161952778078
- Danette IlowieckaAurora, CO 800161164807558
- Francisca OnuohaAurora, CO 800161457415838
- Dwight SwiftAurora, CO 800161891236253
- Diane Cabrera-LopezAurora, CO 800171962690602
- Janelle ClarkAurora, CO 800151194510123
Common questions
What is Stephen Marquardt's NPI number?
Stephen Marquardt's National Provider Identifier (NPI) is 1073980140, issued on Aug 25, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Marquardt located?
The NPPES record lists a practice address at 24300 E Smoky Hill RD, Aurora, CO, 80016. Phone: (720) 644-9637. Providers update this record themselves, so call before visiting.
How can I verify Stephen Marquardt's license?
NPPES lists Colorado license number MT.0009757, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity 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. 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.