Doctor profile · Federal record

Dr. MCKINLEY HALLFRISCH, PAC

Physician Assistant · GREAT FALLS, MT

  • NPI 1588159701
  • Accepts Medicare
  • MIPS 87.3 / 100 · 2023
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1400 29TH ST S
GREAT FALLS, MT 59405
(406) 454-2171

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
September 26, 2018
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Montana #69115

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588159701. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,161
Distinct HCPCS
9
Medicare allowed
$72,495
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 3,036 41 $3
95024 Test for allergy using allergenic extract injected into skin 407 35 $6
99213 Established patient office or other outpatient visit, 20-29 minutes 215 146 $75
69210 Removal of impacted ear wax 156 113 $40
99214 Established patient office or other outpatient visit, 30-39 minutes 103 75 $106
99203 New patient office or other outpatient visit, 30-44 minutes 98 98 $95
99204 New patient office or other outpatient visit, 45-59 minutes 94 94 $138
31575 Diagnostic exam of voice box using a flexible endoscope 41 36 $111
92567 Test to assess middle ear function 11 11 $14

In context: peer comparison

Among 17 peers in this city , average services per provider: 123. This provider delivers 34× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$61
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
AERIN MEDICAL INC. 1 $21.65
Lilly USA, LLC 1 $21.00
Krystal Biotech Inc 1 $18.48

By nature of payment

Food and Beverage
$61

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
356
Patients
204
Total drug cost
$10,830
Drug Type Claims Patients Total cost
Famotidine Generic 68 43 $1,078
Omeprazole Generic 60 33 $966
Ipratropium Bromide Generic 51 27 $2,451
Fluticasone Propionate Generic 35 21 $372
Montelukast Sodium Generic 31 12 $291
Cyclobenzaprine Hcl Generic 29 16 $205
Levothyroxine Sodium Generic 17 0 $273
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 15 15 $237
Epinephrine Generic 15 15 $3,891
Azelastine Hcl Generic 13 0 $311

Hospital affiliations

CMS Hospital Compare