Doctor profile · Federal record

Dr. Mary Bethany McMaster, M.D.

Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Bozeman, MT

  • NPI 1356704498
  • MIPS 92.8 / 100 · 2023
  • 10 yrs on file
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
915 Highland Blvd
Bozeman, MT 597156902
(406) 414-5000
Additional location
801 N 29Th St
Billings, MT 59101
(406) 247-6920
Additional location
906 N 31St St
Billings, MT 591010744
(406) 599-9162
Show 1 more location
Additional location
1 University of New Mexico
Albuquerque, NM 871310001
(505) 272-5062

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
April 9, 2025
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Montana #MED-PHYS-LIC-73042 · New Mexico #MD2018-0895 · New Mexico #390200000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356704498. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
105
Distinct HCPCS
3
Medicare allowed
$14,252
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 46 46 $120
99285 Emergency department visit with high level of medical decision making 43 43 $177
99283 Emergency department visit with low level of medical decision making 16 16 $72

In context: peer comparison

Among 13 peers in this city , average services per provider: 63. This provider delivers 1.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Bethany McMaster's medical specialty?
Dr. Mary Bethany McMaster practices Emergency Medicine Physician in Bozeman, MT.
Where does Dr. Mary Bethany McMaster practice?
Dr. Mary Bethany McMaster practices at 915 Highland Blvd, Bozeman, MT 597156902. Office phone: 4064145000.
What is Dr. Mary Bethany McMaster's NPI?
Dr. Mary Bethany McMaster's National Provider Identifier (NPI) is 1356704498, issued by NPPES.
What procedures does Dr. Mary Bethany McMaster commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.