Doctor profile · Federal record

Dr. Marcus Birky, D.O.

Anesthesiology Physician (CMS: Anesthesiology) · Billings, MT

  • NPI 1871836528
  • Accepts Medicare
  • MIPS 92.8 / 100 · 2023
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2800 10Th Ave N
Billings, MT 591010703
(406) 945-4195
Mailing address
Po Box 1155
Billings, MT 591031155

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
January 29, 2020
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Montana #MED-PHYS-LIC-55120

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871836528. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
218
Distinct HCPCS
10
Medicare allowed
$38,167
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 50 50 $120
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 38 38 $134
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 21 21 $60
01402 Anesthesia for procedure for total knee joint replacement 17 17 $338
00537 Anesthesia for procedure to assess heart electrical activity 14 14 $433
00790 Anesthesia for other procedure on upper abdomen 14 14 $362
36620 Insertion of artery tube for blood sampling or infusion through skin 14 14 $44
00813 Anesthesia for procedure on small and large bowel using an endoscope 13 13 $146
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 13 13 $68
00812 Anesthesia for exam of colon using an endoscope 12 12 $93

In context: peer comparison

Among 25 peers in Billings Anesthesiology Physician, average services per provider: 23. This provider delivers 9.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marcus Birky's medical specialty?
Dr. Marcus Birky practices Anesthesiology Physician in Billings, MT.
Where does Dr. Marcus Birky practice?
Dr. Marcus Birky practices at 2800 10Th Ave N, Billings, MT 591010703. Office phone: 4069454195.
What is Dr. Marcus Birky's NPI?
Dr. Marcus Birky's National Provider Identifier (NPI) is 1871836528, issued by NPPES.
Does Dr. Marcus Birky accept Medicare assignment?
Yes. Dr. Marcus Birky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marcus Birky commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447). Source: CMS Medicare Physician & Other Practitioners file.