Doctor profile · Federal record

Dr. KAREN AHLSTROM, MD

Otolaryngology Physician (CMS: OTOLARYNGOLOGY) · Otolaryngology Physician · MISSOULA, MT

  • NPI 1922058031
  • Accepts Medicare
  • 30 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
700 W KENT AVE
MISSOULA, MT 598016772
(406) 541-3277
fax (406) 541-3811
Additional location
120 S 5th St Ste 104
Hamilton, MT 598402798
(406) 363-3366
Additional location
1200 Westwood Dr
Hamilton, MT 598402345
(406) 363-2211

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
September 26, 2023
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State licenses (2)
Montana #129134 · Washington #MD00039605

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922058031. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
147
Distinct HCPCS
6
Medicare allowed
$16,175
HCPCS Description Services Patients Avg allowed
69210 Removal of impacted ear wax 28 23 $45
99214 Established patient office or other outpatient visit, 30-39 minutes 28 27 $127
99204 New patient office or other outpatient visit, 45-59 minutes 27 27 $166
99213 Established patient office or other outpatient visit, 20-29 minutes 27 24 $87
31575 Diagnostic exam of voice box using a flexible endoscope 26 26 $127
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $112

In context: peer comparison

Among 3 peers in this city , average services per provider: 58. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$140
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 1 $98.95
Medtronic, Inc. 1 $20.79
GlaxoSmithKline, LLC. 1 $20.19

By nature of payment

Food and Beverage
$140

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
12
Total drug cost
$87
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 12 $87