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

Dr. Breandan Lawrence Sullivan, MD

Individual provider Critical Care Medicine (Anesthesiology) Physician · NPI 1396940615

Dr. Breandan Lawrence Sullivan, MD is an Anesthesiology in Denver, Colorado. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2004, 22 years ago. Practices with Colorado Permanente Medical Group PC, a 1,325-clinician group and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
22
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
CO
In the registry since
2007
Specialties on file
2
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

2045 N Franklin St
Denver, CO 80205-5437
Phone: (303) 338-4545
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 48876 (CO)
Critical Care Medicine (Anesthesiology) Physician Taxonomy 207LC0200X · Licence DR.0048876 (CO)

Record details

NPI number1396940615
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2007
Last updated in NPPESMarch 10, 2025
Certification dateMarch 10, 2025

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Colorado Permanente Medical Group Pc — 1325 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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