NPPES file of Aug 9, 2026

Aaron Joseph Burrows, MD

Gastroenterology Physician · Denver, CO

Aaron Joseph Burrows, MD is a gastroenterology physician with a practice address in Denver, Colorado, and NPI 1366491367, issued on May 8, 2006. Check the license (Colorado 44081, 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
1366491367
Name
Aaron Joseph Burrows
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
44081 CO
Self-reported in NPPES; status is on the state search
Practice location
4545 E 9TH Ave Ste 440, Denver, CO 80220
Phone
(303) 320-1111
Enumerated
May 8, 2006
Record last updated
Aug 17, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(303) 320-7883
Medicare enrollment
Enrolled (PECOS I20241220003510); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 1999
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 4545 E 9TH Ave Ste 440

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

  1. Clare Patterson, FNPFamily Nurse Practitioner1659731305

Verify Aaron Joseph Burrows in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 44081
    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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74% fewer Medicare Part D claims than the average gastroenterology physician in 2024

213 Medicare Part D claims for 199 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 47% of claims.

  1. Aaron Burrows213
  2. Specialty average811

Most prescribed

  1. Sod Sulf-Potass Sulf-Mag Sulf63 claims
  2. Gavilyte-G59 claims
  3. Peg-3350 And Electrolytes59 claims
  4. Peg 3350-Electrolyte14 claims

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. Carson Tahoe Physician ClinicsCarson City, NV

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

Aaron Joseph Burrows among 334 gastroenterology physician records in Colorado

Aaron Joseph Burrows, MD is one of 334 gastroenterology physician records with a practice address in Colorado. 84% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 53% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated1999 · median 2003 among the 258 with a school on file
  • Record last updated2020 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Colorado

There are 334 gastroenterology physician records in Colorado.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Jennifer Brenner, M.D.Denver, CO 802201760611305
  2. Benjamin Cassell, MDDenver, CO 802201184885790
  3. Lyssa Chacko, MDDenver, CO 802201629115993
  4. Jonathan Fishman, MDDenver, CO 802201104813559
  5. Philip Guzelian, MDDenver, CO 802201619067394
  6. Mark Linkow, MDDenver, CO 802201639163587
  7. Lawrence Miller, M.D.Denver, CO 802201912116732
  8. Stephen New, M.D.Denver, CO 802201730488099

Common questions

What is Aaron Joseph Burrows, MD's NPI number?

Aaron Joseph Burrows, MD's National Provider Identifier (NPI) is 1366491367, issued on May 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Joseph Burrows, MD located?

The NPPES record lists a practice address at 4545 E 9TH Ave Ste 440, Denver, CO, 80220. Phone: (303) 320-1111. Providers update this record themselves, so call before visiting.

How can I verify Aaron Joseph Burrows, MD's license?

NPPES lists Colorado license number 44081, 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 Aaron Joseph Burrows, MD prescribe under Medicare Part D?

In 2024, Aaron Joseph Burrows, MD had 213 Medicare Part D claims for 199 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.

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.