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

Mr. Todd Anthony Armstrong, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1750313847

Mr. Todd Anthony Armstrong, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Miles City, Montana. Qualified in 2000, 26 years ago. Practices with Holy Rosary Healthcare, a 46-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
26
Licensed in
MT
In the registry since
2006
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Practice location Address checks out

512 N Center Ave
Miles City, MT 59301-2602
Phone: (406) 233-2745
Show map & directions

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

Additional practice locations (1)

  • 600 Mt Highway 91 S, Dillon, MT 59725-7379 — (406) 683-3000

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence RN27957 (MT)

Record details

NPI number1750313847
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorYes
NPI enumeratedJuly 7, 2006
Last updated in NPPESJanuary 4, 2023
Certification dateJanuary 4, 2023

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Holy Rosary Healthcare — 46 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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