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

Gregory S Larsen, MD

Individual provider Anesthesiology Physician · NPI 1366447922

Gregory S Larsen, MD is an Anesthesiology Physician in Pueblo, Colorado. Licensed in Colorado. Registered with an NPI since 2005.

Licensed in
CO
In the registry since
2005
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

1008 Minnequa Ave
Pueblo, CO 81004-3733
Phone: (719) 557-4221
Fax: (719) 557-3834
Show map & directions

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 41504 (CO)

Record details

NPI number1366447922
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 20, 2005
Last updated in NPPESJuly 7, 2015

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