NPPES file of Aug 9, 2026

Kathryn Lucile Mueller, MD

Emergency Medicine Physician · Denver, CO

Kathryn Lucile Mueller, MD is an emergency medicine physician with a practice address in Denver, Colorado, and NPI 1487763736, issued on Aug 30, 2006. Check the license (Colorado 28535, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487763736
Name
Kathryn Lucile Mueller
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
28535 CO
Self-reported in NPPES; status is on the state search
Practice location
4200 E 9TH Ave, Denver, CO 80262
Phone
(303) 493-7000
Enumerated
Aug 30, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
01285352 CO
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 4200 E 9TH Ave

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

  1. Janet Beezley, RN-C, ANP, PNPNurse Practitioner1124131917
  2. Mandeep Brar, M.D.Specialist1427274315
  3. Harvey Causey, MDPsychiatry Physician1730276882
  4. James Christman, MDObstetrics & Gynecology Physician1255434106
  5. Adam Dave, M.D.Family Medicine Physician1770745325
  6. Andrew Dombro, MDInternal Medicine Physician1255421830

Verify Kathryn Lucile Mueller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 28535
    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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Industry payments in 2024: $24.57

1 payment: food and beverage; the largest payer was Intuitive Surgical, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kathryn Mueller$24.57
  2. Specialty average$953.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Kathryn Lucile Mueller among 1,434 emergency medicine physician records in Colorado

Kathryn Lucile Mueller, MD is one of 1,434 emergency medicine physician records with a practice address in Colorado. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 57% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2007 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Colorado

There are 1,434 emergency medicine physician records in Colorado.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Tom Ashar, MDDenver, CO 802491205888187
  2. Kevin Butler, MDDenver, CO 802471902177330
  3. Erin Drasler, M.D.Denver, CO 802471952535866
  4. Jessica Ellerman, M.D.Denver, CO 802471730323999
  5. Randy Jacobs, MDDenver, CO 802471902940786
  6. Anne Prendergast, MDDenver, CO 802471538459185
  7. Lucille Queeney, MDDenver, CO 802471831226869
  8. Jonathon Savage, DODenver, CO 802471972566107

Common questions

What is Kathryn Lucile Mueller, MD's NPI number?

Kathryn Lucile Mueller, MD's National Provider Identifier (NPI) is 1487763736, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Lucile Mueller, MD located?

The NPPES record lists a practice address at 4200 E 9TH Ave, Denver, CO, 80262. Phone: (303) 493-7000. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Lucile Mueller, MD's license?

NPPES lists Colorado license number 28535, 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.

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.