NPPES file of Aug 9, 2026

Michael Lynn Dunn, M.D.

Family Medicine Physician · Denver, CO

Michael Lynn Dunn, M.D. is a family medicine physician with a practice address in Denver, Colorado, and NPI 1922155688, issued on Jan 4, 2007. Check the license (Colorado 28808, 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
1922155688
Name
Michael Lynn Dunn
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
28808 CO
Self-reported in NPPES; status is on the state search
Practice location
850 E Harvard Ave Ste 265, Denver, CO 80210
Phone
(303) 986-2274
Enumerated
Jan 4, 2007
Record last updated
Jul 19, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(303) 986-2205
Medicaid ID
01288083 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 850 E Harvard Ave Ste 265

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

  1. Sheree Montoya, FNP-BCFamily Nurse Practitioner1871079384
  2. Timothy Russell, PA-CPhysician Assistant1417270786
  3. Jay Straight, M.D.Internal Medicine Physician1326121237

Verify Michael Lynn Dunn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 28808
    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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50% more Medicare Part D claims than the average family medicine physician in 2024

5,310 Medicare Part D claims for 187 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 288 claims were for opioids.

  1. Michael Dunn5,310
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium247 claims
  2. Atorvastatin Calcium209 claims
  3. Amlodipine Besylate180 claims
  4. Mounjaro139 claims
  5. Losartan Potassium138 claims
  6. Metoprolol Succinate126 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.

Industry payments in 2024: $301.22

13 payments; by number, the most common kind was food and beverage; the largest payer was Axonics, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Dunn$301.22
  2. Specialty average$902.55

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

Michael Lynn Dunn among 3,563 family medicine physician records in Colorado

Michael Lynn Dunn, M.D. 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 fileNo · 58% of these records are
  • Record last updated2013 · 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. Timothy Arnott, MDDenver, CO 802101053362673
  2. Tyler Brown, MDDenver, CO 802101154064806
  3. David Clampitt, MDDenver, CO 802101043430325
  4. Janice Hartman, M.DDenver, CO 802101821046723
  5. Ernesto Herfter, MDDenver, CO 802101659325710
  6. Brent Jaster, MDDenver, CO 802101740231398
  7. Elizabeth Kraft, MDDenver, CO 802101093581092
  8. Eugene O'Neill, MDDenver, CO 802101598733917

Common questions

What is Michael Lynn Dunn, M.D.'s NPI number?

Michael Lynn Dunn, M.D.'s National Provider Identifier (NPI) is 1922155688, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michael Lynn Dunn, M.D. located?

The NPPES record lists a practice address at 850 E Harvard Ave Ste 265, Denver, CO, 80210. Phone: (303) 986-2274. Providers update this record themselves, so call before visiting.

How can I verify Michael Lynn Dunn, M.D.'s license?

NPPES lists Colorado license number 28808, 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 Michael Lynn Dunn, M.D. prescribe under Medicare Part D?

In 2024, Michael Lynn Dunn, M.D. had 5,310 Medicare Part D claims for 187 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.