Brett FensterM.D.
Cardiology·Lone Tree, CO
Brett Fenster, M.D. is a Cardiology provider in Lone Tree, CO, as of July 2026.
- NPI1649267964
- Registered2005
- Class of1999
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Brett Fenster at a glance
- Provider
- Brett Fenster
- Credential
- M.D.
- Specialty
- Cardiovascular Disease (Cardiology)
- Procedures
- Cardiology CPT codes
- Location
- Lone Tree, CO
- Medical school
- University of Chicago, Pritzker School of Medicine
- Graduated
- 1999
- NPI registered
- 2005
- NPI
- 1649267964
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Brett Fenster practice?
Brett Fenster, M.D. is based in Lone Tree, CO. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Brett Fenster's NPI number?
Brett Fenster's National Provider Identifier (NPI) is 1649267964, registered in 2005. Specialty on record: Cardiovascular Disease (Cardiology); credential M.D.
Where did Brett Fenster go to medical school?
Brett Fenster, M.D. attended University of Chicago, Pritzker School of Medicine, graduating in 1999.
How many Cardiology providers in Colorado work at ambulatory surgery centers?
53 Cardiology surgeons and proceduralists in Colorado are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Brett Fenster among them. The Colorado Cardiology directory lists each one by city with credential, NPI, and center affiliations.
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