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

Tirso J. Rojas, MD

Individual provider Anesthesiology Physician · NPI 1255338851

Tirso J. Rojas, MD is an Anesthesiology Physician in Great Falls, Montana. Works from 2 locations. Licensed in Arizona and Montana.

Licensed in
AZ, MT
In the registry since
2005
Specialties on file
2
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

1101 26th St S
Great Falls, MT 59405-5161
Phone: (406) 731-8888
Fax: (406) 731-8318
Show map & directions

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

Additional practice locations (1)

  • 2400 S Avenue A, Yuma, AZ 85364-7170 — (928) 344-2000

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 30229 (AZ)
Anesthesiology Physician Taxonomy 207L00000X · Licence 127131 (MT)

Record details

NPI number1255338851
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2005
Last updated in NPPESJanuary 14, 2025
Certification dateJanuary 14, 2025

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