Registry data as of Aug 27, 2026

Ariel Chez, DO

Emergency Medicine Physician · Denver, CO

Ariel Chez, DO is an emergency medicine physician with a practice address in Denver, Colorado, and NPI 1497245518, issued on May 14, 2018. Check the license (Colorado DR.0066278, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1497245518
Name
Ariel Chez
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
DR.0066278 CO
125-072736 IL
Self-reported in NPPES; status is on the state search
Practice location
2001 N High St, Denver, CO 80205
Phone
(720) 754-4111
Enumerated
May 14, 2018
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 2001 N High St

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

  1. Malcolm Anderson, DOPediatric Critical Care Medicine Physician1326364324
  2. Ashley Beisler, RNNeonatal Nurse Practitioner1609711514
  3. Tess Bottorff, DNP, NNP-BCNeonatal Intensive Care Registered Nurse1992559439
  4. Stephanie Ciarkowski, NPRegistered Nurse1538623574
  5. Danielle Dhaliwal, M.D.Pediatric Critical Care Medicine Physician1326331950
  6. Emily Donner, DOEmergency Medicine Physician1265939755

Verify Ariel Chez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0066278
    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.

73% fewer Medicare Part D claims than the average emergency medicine physician in 2024

97 Medicare Part D claims for 68 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D.

  1. Ariel Chez97
  2. Specialty average355

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.

One hospital or facility affiliation

  1. Carepoint Emergency Medicine, PLLCEnglewood, CO

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Emergency Medicine Physician providers in Colorado

There are 1,387 emergency medicine physician records in Colorado.

Other emergency medicine physician records in Colorado

  1. Steven AaronsonDenver, CO1326081951
  2. Lauren AbbateAurora, CO1255624276
  3. Jean Abbott, MDAurora, CO1578672820
  4. William Abbott, M.D.Aurora, CO1013992361
  5. Charles Abramson, D.O.Glenwood Springs, CO1932335023
  6. Timothy Adair, PADenver, CO1356485072
  7. Alan Adams, MDSalida, CO1912972365
  8. Bruce Adams, M.D.Denver, CO1407946197
  9. Erik Adler, M.D.Denver, CO1699909739
  10. Natasha Aguirre, MDAurora, CO1184251563

Common questions

What is Ariel Chez, DO's NPI number?

Ariel Chez, DO's National Provider Identifier (NPI) is 1497245518, issued on May 14, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Ariel Chez, DO located?

The NPPES record lists a practice address at 2001 N High St, Denver, CO, 80205. Phone: (720) 754-4111. Providers update this record themselves, so call before visiting.

How can I verify Ariel Chez, DO's license?

NPPES lists Colorado license number DR.0066278, 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 Ariel Chez, DO prescribe under Medicare Part D?

In 2024, Ariel Chez, DO had 97 Medicare Part D claims for 68 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.