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

Dr. Sandy Cole Marks III, MD

Individual provider Anesthesiology Physician · NPI 1265420087

Dr. Sandy Cole Marks III, MD is an Anesthesiology in Fort Collins, Colorado. Graduated from University of Massachusetts Medical School in 1992, 34 years ago. Practices with Northern Colorado Anesthesia Professionals PLLC, a 155-clinician group and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
34
Trained at
University of Massachusetts Medical School
Licensed in
CO
In the registry since
2005
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

1236 E Elizabeth St SUITE1
Fort Collins, CO 80524-4000
Phone: (970) 224-2985
Fax: (970) 472-9381
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence DR.0037167 (CO)

Record details

NPI number1265420087
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 6, 2005
Last updated in NPPESJune 7, 2013

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 1992 (34 years in practice)
Group practice Northern Colorado Anesthesia Professionals Pllc — 155 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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