Doctor profile · Federal record

Dr. Christopher Stewart

Neurological Surgery Physician (CMS: Neurology) · Neurology Physician · Student in an Organized Health Care Education/Training Program · Billings, MT

  • NPI 1124360979
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
801 N 29Th St
Billings, MT 591010905
(406) 238-2500
Additional location
5100 West Broad Street, Doctor's Hospital
Columbus, OH 43228
(614) 544-1000
Mailing address
Po Box 35100
Billings, MT 591075100

Credentials & registration

NPPES · NUCC
NPI registered
March 2013 — 13 yrs on file
Profile last updated
February 28, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207T00000X — NUCC code
State licenses (2)
Montana #77400 · Montana #MED-PHYS-LIC-77400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124360979. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
317
Distinct HCPCS
10
Medicare allowed
$51,097
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 58 47 $95
99213 Established patient office or other outpatient visit, 20-29 minutes 50 40 $66
99204 New patient office or other outpatient visit, 45-59 minutes 37 37 $134
99215 Established patient office or other outpatient visit, 40-54 minutes 22 16 $143
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion 21 14 $260
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 21 12 $212
99214 Established patient office or other outpatient visit, 30-39 minutes 20 15 $128
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 19 19 $131
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 17 12 $79
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 14 14 $941

In context: peer comparison

Among 3 peers in Billings Neurological Surgery Physician, average services per provider: 28. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
26
Patients
13
Total drug cost
$192
Drug Type Claims Patients Total cost
Gabapentin Generic 13 0 $130
Oxycodone Hcl Generic 13 13 $62

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Stewart's medical specialty?
Dr. Christopher Stewart practices Neurological Surgery Physician in Billings, MT.
Where does Dr. Christopher Stewart practice?
Dr. Christopher Stewart practices at 801 N 29Th St, Billings, MT 591010905. Office phone: 4062382500.
What is Dr. Christopher Stewart's NPI?
Dr. Christopher Stewart's National Provider Identifier (NPI) is 1124360979, issued by NPPES.
Does Dr. Christopher Stewart accept Medicare assignment?
Yes. Dr. Christopher Stewart accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Stewart commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.