Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Michael J Breyer, MD

Individual provider Emergency Medicine Physician · NPI 1063490878

Michael J Breyer, MD is an Emergency Medicine in Denver, Colorado. Qualified in 2000, 26 years ago. Practices with Legacy Clinics LLC, a 718-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Colorado, Delaware and Oregon.

Years since qualifying
26
Licensed in
CO, DE, OR
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

660 Bannock St
Denver, CO 80204-4506
Phone: (303) 739-1211
Fax: (303) 602-4560
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2850 Se Powell Valley Rd, Gresham, OR 97080-1494 — (503) 666-5050

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence DR.0049474 (CO)
Emergency Medicine Physician Taxonomy 207P00000X · Licence MD228106 (OR)
Emergency Medicine Physician Taxonomy 207P00000X · Licence C10007162 (DE)

Record details

NPI number1063490878
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 3, 2006
Last updated in NPPESNovember 19, 2025
Certification dateNovember 19, 2025
Mailing address2262 S Loveland St, Lakewood, CO 80228-6435

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Legacy Clinics Llc — 718 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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