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

Karen Ahlstrom, MD

Individual provider Otolaryngology Physician · NPI 1922058031

Karen Ahlstrom, MD is an Otolaryngology in Missoula, Montana. Graduated from University of Arizona College of Medicine in 1996, 30 years ago. Practices with Marcus Daly Memorial Hospital Corporation, a 97-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Montana and Washington.

Years since qualifying
30
Trained at
University of Arizona College of Medicine
Licensed in
MT, WA
In the registry since
2006
Specialties on file
2
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

700 W Kent Ave
Missoula, MT 59801-6772
Phone: (406) 541-3277
Fax: (406) 541-3811
Show map & directions

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

Additional practice locations (2)

  • 1200 Westwood Dr, Hamilton, MT 59840-2345 — (406) 363-2211
  • 120 S 5th St Ste 104, Hamilton, MT 59840-2798 — (406) 363-3366

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 129134 (MT)
Otolaryngology Physician Taxonomy 207Y00000X · Licence MD00039605 (WA)

Record details

NPI number1922058031
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 11, 2006
Last updated in NPPESSeptember 26, 2023
Certification dateSeptember 26, 2023

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolUNIVERSITY OF ARIZONA COLLEGE OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Marcus Daly Memorial Hospital Corporation — 97 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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