NPPES file of Aug 9, 2026

Joshua Brannon Messer, MD

Family Medicine Physician · Denver, CO

Joshua Brannon Messer, MD is a family medicine physician with a practice address in Denver, Colorado, and NPI 1841346459, issued on Jan 26, 2007. Check the license (Colorado DR.0045282, 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
1841346459
Name
Joshua Brannon Messer
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
DR.0045282 CO
Self-reported in NPPES; status is on the state search
Practice location
1375 E 20TH Ave, Denver, CO 80205
Phone
(303) 338-4545
Enumerated
Jan 26, 2007
Record last updated
Mar 6, 2024
Medicaid ID
92104533 CO
Medicare enrollment
Enrolled (PECOS I20081118000306); accepts Medicare assignment
Medical or professional school
University Of Connecticut School Of Medicine, 2005
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 1375 E 20TH Ave

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

  1. Jennifer Allen-Thomas, REGISTERED NURSERegistered Nurse1841327814
  2. Mana Amir, MDPulmonary Disease Physician1598731994
  3. Barbara Anderson, NPNurse Practitioner1962617076
  4. Sheri AndrusRegistered Nurse1750418638
  5. Sharisse Arnold Rehring, M.D.Pediatrics Physician1083741045
  6. Tyler Ashford, RNRegistered Nurse1568903383

Verify Joshua Brannon Messer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0045282
    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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Most of these Medicare Part D claims are vaccines, 53% of the cost of the top drugs

1,033 Medicare Part D claims for 286 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 58 claims were for opioids.

  1. Joshua Messer1,033
  2. Specialty average3,544

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Gabapentin45 claims
  2. Arexvy35 claims
  3. Albuterol Sulfate Hfa33 claims
  4. Lisinopril30 claims
  5. Atorvastatin Calcium26 claims
  6. Oxycodone Hcl25 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. Colorado Permanente Medical Group PCDenver, CO

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

Joshua Brannon Messer among 3,563 family medicine physician records in Colorado

Joshua Brannon Messer, MD is one of 3,563 family medicine physician records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 42% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2005 · median 2008 among the 2,077 with a school on file
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

457 family medicine physician records list a practice address in Denver

They are 457 of the 25,068 NPPES records with a practice address in Denver, and 3,563 family medicine physician records in Colorado.

The 8 family medicine physician records with the nearest ZIP codes

  1. Giovanna AlbersheimDenver, CO 802051629105630
  2. Julia Atkins, MDDenver, CO 802051306848593
  3. Robert Cutillo, MDDenver, CO 802051760443733
  4. David Ehrenberger, M.D.Denver, CO 802051922031772
  5. Edward Farrell, MDDenver, CO 802051861422446
  6. David FayDenver, CO 802051104898915
  7. Keri Hobert, M.D.Denver, CO 802051659377521
  8. Ricardo LopezDenver, CO 802051043347073

Common questions

What is Joshua Brannon Messer, MD's NPI number?

Joshua Brannon Messer, MD's National Provider Identifier (NPI) is 1841346459, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Brannon Messer, MD located?

The NPPES record lists a practice address at 1375 E 20TH Ave, Denver, CO, 80205. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.

How can I verify Joshua Brannon Messer, MD's license?

NPPES lists Colorado license number DR.0045282, 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 Joshua Brannon Messer, MD prescribe under Medicare Part D?

In 2024, Joshua Brannon Messer, MD had 1,033 Medicare Part D claims for 286 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.