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

Dr. William Harry Billica, MD

Individual provider Family Medicine Physician · NPI 1437221462

Dr. William Harry Billica, MD is a Family Medicine Physician in Fort Collins, Colorado. Licensed in Colorado. Registered with an NPI since 2006.

Licensed in
CO
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2362 E Prospect Ste A
Fort Collins, CO 80525
Phone: (970) 495-0999
Fax: (970) 495-1016
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 43129 (CO)

Record details

NPI number1437221462
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 14, 2006
Last updated in NPPESJuly 8, 2007

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