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

Dr. Alexander Duff, DC

Individual provider Chiropractor · NPI 1205398732

Dr. Alexander Duff, DC is a Chiropractic in Boulder, Colorado. Graduated from Life Chiropractic College - West in 2018, 8 years ago. Practices with Lyle Chiropractic PLLC, a 2-clinician group. Licensed in Colorado.

Years since qualifying
8
Trained at
Life Chiropractic College - West
Licensed in
CO
In the registry since
2019
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

3083 Walnut St
Boulder, CO 80301-2509
Phone: (303) 440-0500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 0007920 (CO)

Record details

NPI number1205398732
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedApril 3, 2019
Last updated in NPPESApril 3, 2019
Mailing address3083 Walnut St, Boulder, CO 80301-2509

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolLIFE CHIROPRACTIC COLLEGE - WEST
Graduated 2018 (8 years in practice)
Group practice Lyle Chiropractic Pllc — 2 clinicians
Accepts Medicare assignment Not indicated

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