Christopher Evan Stewart
- Medicare services, 2024
- 365
- Medicare patients, 2024
- 196
- Part D claims, 2024
- 77
- Hospital affiliations
- 3
- Industry payments
- $3,986
- Practice address
- 2800 10th Ave N, Billings, MT 59101
- Practice phone
- Call (406) 657-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Christopher Stewart's professional email, personal email and mobile number
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Christopher Evan Stewart is a neurosurgeon in Billings, Montana
Christopher Stewart practices at Billings Clinic Hospital in Billings, Montana, part of Billings Clinic.
Christopher Stewart's NPI, 1124360979, was assigned on March 20, 2013. Christopher Stewart holds Montana license 77400.
- NPI
- 1124360979NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719212547
- NPI enumeration date
- March 20, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (406) 657-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Christopher Evan Stewart practices at Billings Clinic Hospital in Billings, Montana
Christopher Stewart's primary practice is Billings Clinic Hospital, at 2800 10th Ave N, Billings, MT 59101 in Yellowstone County. The practice phone is (406) 657-4000.
- Billings Clinic Hospital2800 10th Ave N, Billings, MT 59101 · Yellowstone CountyPhone(406) 657-4000
Source: Dmand AI Affiliation Data
Christopher Evan Stewart is affiliated with 5 sites of care and 2 medical groups
Christopher Stewart's primary practice is Billings Clinic Hospital in Billings, Montana, part of Billings Clinic. Christopher Stewart is also affiliated with Bozeman Health Deaconess Regional Medical Center. The medical group on file is Billings Clinic. Dmand AI also links Christopher Stewart to 1 more hospital, 1 group practice or clinic, 1 therapy and rehab clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Christopher Evan Stewart's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christopher Stewart practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Billings Clinic Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Billings Clinic and 6.2K+ hospitals, with verified contacts in the same login.
Christopher Evan Stewart is one of 36 neurosurgeons in Montana
Neurological surgery is Christopher Stewart's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Christopher Stewart is licensed in Montana.
Specialties and state licenses
- Neurological surgery, MontanaPrimary
Neurosurgeons near Christopher Stewart
Counts of neurosurgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Christopher Evan Stewart billed Medicare for 365 services in 2024
CMS data shows 365 Medicare services from Christopher Stewart across 15 procedure codes in 2024, for 196 Medicare patients. Medicare paid $77,780 for them.
Christopher Stewart's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2612024: 22912%
- Surgery
- 2023: 562024: 136143%
Where Christopher Stewart's Medicare services took place, 2024
- In an office154%
- In a facility35096%
Christopher Stewart compared with the Montana median for neurosurgeons, 2024
- Christopher Stewart
- Montana median
- Medicare services
- 365vs 22066% above
- Medicare patients
- 196vs 14832% above
- Part D claims
- 29vs 329% below
Medians across 35 neurosurgeons in Montana with Dmand AI profiles that report each measure.
Christopher Stewart's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Christopher Stewart and other neurosurgeons in Montana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Christopher Evan Stewart treated 196 Medicare patients in 2024, average age 73
CMS counts 196 Medicare patients who saw Christopher Stewart in 2024. The largest group is 65 to 74, with 106 patients. 75% of them have arthritis, and 72% have high blood pressure. 11% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Christopher Stewart's median patient age at 71, with 45% women.
Christopher Stewart's Medicare patients by age, 2024
Christopher Stewart's Medicare patients by sex, 2024
- Women9146%
- Men10554%
Chronic conditions among Christopher Stewart's Medicare patients, 2024
- Arthritis75%
- High blood pressure72%
- High cholesterol65%
- Mood disorders38%
- Anxiety36%
- Depression36%
- Diabetes32%
- Ischemic heart disease31%
Share of Medicare patients with each condition. A patient can have several.
Christopher Stewart's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Christopher Evan Stewart wrote 77 Medicare Part D claims in 2024
In 2024, Christopher Stewart wrote 77 Medicare Part D claims for 42 patients. 100% of them were for generic drugs. CMS names the drug for 29 of them, across 2 drugs with 11 or more claims each, at $297 in total drug cost. In 2023, CMS named 26 claims across 2 drugs.
Christopher Stewart's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Christopher Stewart's Part D claims, 2024
- Opioids22%17 of 77 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 262024: 2912%
Drugs named by CMS: 2 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Christopher Evan Stewart ranks in the 89th percentile for laminectomy or laminotomy (partial removal of spine bones) in Medicare
Christopher Stewart accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Christopher Stewart as offering telehealth. CMS counts 78 procedures of laminectomy or laminotomy (partial removal of spine bones) by Christopher Stewart, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Christopher Stewart ranks in Medicare procedure volume
- Spinal fusion
- 84th percentile155 procedures
- Laminectomy or laminotomy (partial removal of spine bones)
- 89th percentile78 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Christopher Evan Stewart received $3,986 in industry payments from 2019 to 2023
CMS Open Payments shows 36 general payments to Christopher Stewart from 5 drug and device companies from 2019 to 2023. Travel and lodging make up the largest share, 77% of the total. Stryker Corporation paid the most, $3,897.
General payments to Christopher Stewart by program year, 2019 to 2023
General payments to Christopher Stewart by kind, 2019 to 2023
- Travel and lodging$3,08677%
- Food and beverage$90023%
Companies that paid Christopher Stewart the most, 2019 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Christopher Evan Stewart's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Christopher Evan Stewart
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Christopher Evan Stewart's NPI number?
Christopher Evan Stewart's NPI number is 1124360979. It was assigned on March 20, 2013, and it is active in the NPI Registry.
What does Christopher Evan Stewart specialize in?
Christopher Evan Stewart is a neurosurgeon in Billings, Montana. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Christopher Evan Stewart practice?
Christopher Stewart practices at 2800 10th Ave N, Billings, MT 59101. Christopher Stewart's primary practice is Billings Clinic Hospital in Billings, Montana, part of Billings Clinic. Dmand AI also links Christopher Stewart to 1 hospital, 1 group practice or clinic, 1 therapy and rehab clinic and 1 medical group.
What is Christopher Evan Stewart's office phone number?
The practice phone on file for Christopher Stewart is (406) 657-4000.
What is Christopher Evan Stewart's medical license number?
Christopher Stewart holds Montana license 77400.
Which hospitals is Christopher Evan Stewart affiliated with?
Christopher Stewart practices at Billings Clinic Hospital in Billings, Montana. Christopher Stewart is also affiliated with Bozeman Health Deaconess Regional Medical Center. Dmand AI links Christopher Stewart to 1 more hospital.
What medical group is Christopher Evan Stewart part of?
Christopher Stewart is linked to Billings Clinic. Dmand AI links Christopher Stewart to 1 more medical group.
Does Christopher Evan Stewart accept Medicare?
Yes. CMS data shows Christopher Stewart billed Medicare for 365 services in 2024, and Christopher Stewart accepts Medicare assignment.
Does Christopher Evan Stewart offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Christopher Stewart as offering telehealth services.
How many Medicare patients does Christopher Evan Stewart see?
CMS counts 196 Medicare patients who saw Christopher Stewart in 2024, with an average age of 73.
Show 4 more questionsShow fewer questions
What services does Christopher Evan Stewart bill to Medicare?
In 2024, Christopher Stewart's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and surgery: bones and joints (22853).
What drugs does Christopher Evan Stewart prescribe most?
In 2024 Medicare Part D data, Christopher Stewart's most prescribed drugs by claims were Tizanidine HCl and Gabapentin.
Has Christopher Evan Stewart received payments from drug or device companies?
CMS Open Payments shows $3,986 in general payments to Christopher Stewart from 5 companies from 2019 to 2023. The largest total came from Stryker Corporation.
How long has Christopher Evan Stewart been practicing?
Christopher Stewart graduated from medical school in 2013, 13 years ago.
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