NPPES file of Aug 9, 2026

Nicholas Holzemer, M.D.

Advanced Heart Failure and Transplant Cardiology Physician · Aurora, CO

Nicholas Holzemer, M.D. is an advanced heart failure and transplant cardiology physician with a practice address in Aurora, Colorado, and NPI 1386025302, issued on Jun 16, 2015. Check the license (Colorado DR.0062066, 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
1386025302
Name
Nicholas Holzemer
Credential
M.D.
Primary taxonomy
Advanced Heart Failure and Transplant Cardiology Physician 207RA0001X
License number
DR.0062066 CO
Self-reported in NPPES; status is on the state search
Practice location
13123 E 16TH Ave, Aurora, CO 80045
Phone
(720) 848-0000
Enumerated
Jun 16, 2015
Record last updated
Feb 4, 2025
Medicare enrollment
Enrolled (PECOS I20240523001380); accepts Medicare assignment
Medical or professional school
University Of Minnesota Medical School, 2015
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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Also registered at 13123 E 16TH Ave

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

  1. Travis Aardsma, RRT-NPSNeonatal/Pediatric Registered Respiratory Therapist1295463305
  2. Shawna Abbey, MDPediatric Emergency Medicine (Pediatrics) Physician1568547206
  3. Jordan Abbott, M.D.Pediatric Allergy/Immunology Physician1235315375
  4. Megan Abbott, MDEpilepsy Physician1861997355
  5. Denise Abdoo, PNPPediatric Nurse Practitioner1174558043
  6. Hemn Abdulrahim, MDNeurological Surgery Physician1871147769

Verify Nicholas Holzemer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0062066    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

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99% fewer Medicare Part D claims than the average advanced heart failure and transplant cardiology physician in 2024

14 Medicare Part D claims, against an average of 1,965 among the 1,124 providers of this specialty who prescribed in Part D.

  1. Nicholas Holzemer14
  2. Specialty average1,965

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.

Bills Medicare through one group practice

  1. University Physicians IncorporatedAurora, CO

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

Advanced Heart Failure and Transplant Cardiology Physician providers in Colorado

There are 19 advanced heart failure and transplant cardiology physician records in Colorado.

All 19 in Colorado → Every provider in Aurora →

Other advanced heart failure and transplant cardiology physician records in Colorado

  1. Larry Allen, MDAurora, CO1003913674
  2. Natasha Altman, M.D.Aurora, CO1831358928
  3. Amrut Ambardekar, MDAurora, CO1700975042
  4. Ankie Amos, MDDenver, CO1912911017
  5. Marsden Blois, MDBoulder, CO1215938683
  6. Andreas Brieke, MDAurora, CO1518057199
  7. William Cornwell, MDAurora, CO1235392853
  8. Aaron Emmons, M.D.Wheat Ridge, CO1275876922
  9. Melanie Everitt, M.D.Aurora, CO1952480428
  10. Josephine Harrington, MDAurora, CO1720442569

Common questions

What is Nicholas Holzemer, M.D.'s NPI number?

Nicholas Holzemer, M.D.'s National Provider Identifier (NPI) is 1386025302, issued on Jun 16, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Nicholas Holzemer, M.D. located?

The NPPES record lists a practice address at 13123 E 16TH Ave, Aurora, CO, 80045. Phone: (720) 848-0000. Providers update this record themselves, so call before visiting.

How can I verify Nicholas Holzemer, M.D.'s license?

NPPES lists Colorado license number DR.0062066, 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.

How much does Nicholas Holzemer, M.D. prescribe under Medicare Part D?

In 2024, Nicholas Holzemer, M.D. had 14 Medicare Part D claims; the average among advanced heart failure and transplant cardiology physician prescribers was 1,965. Part D covers Medicare prescriptions 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. 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.