Dr. Christopher Nicholas Stewart, MD

Dr. Stewart practices at St. Peter's Health Regional Medical Center in Helena, Montana, part of St. Peter's Health.

Dr. Stewart's NPI, 1477973105, was assigned on April 21, 2014. Dr. Stewart holds Wyoming license 14867A.

Dr. Stewart's primary practice is St. Peter's Health Regional Medical Center, at 2475 Broadway, Helena, MT 59601 in Lewis And Clark County. The practice phone is (406) 442-2480.

Dr. Stewart's primary practice is St. Peter's Health Regional Medical Center in Helena, Montana, part of St. Peter's Health. The medical group on file is St. Peter's Health Medical Group. Dmand AI also links Dr. Stewart to 2 more group practices and clinics and 2 medical groups, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stewart practices, 3 sites in all. Vendor and product names are available with a free account.

Plastic and reconstructive surgery is Dr. Stewart's primary specialty in the NPI Registry, under taxonomy code 2086S0122X. Dr. Stewart is licensed in Wyoming.

CMS data shows 43 Medicare services from Dr. Stewart across 1 procedure code in 2024, all of them office visits, for 57 Medicare patients. Medicare paid $3,258 for them. Every service was in an office.

CMS counts 57 Medicare patients who saw Dr. Stewart in 2024. The largest group is 65 to 74, with 28 patients. 70% of them have high blood pressure, and 58% have high cholesterol. Their average risk score is 1.43, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Stewart's median patient age at 61, with 76% women.

In 2024, Dr. Stewart wrote 165 Medicare Part D claims for 34 patients. 95% of them were for generic drugs. CMS names the drug for 148 of them, across 6 drugs with 11 or more claims each, at $534 in total drug cost. In 2023, CMS named 133 claims across 5 drugs.

Dr. Stewart accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 17 procedures of melanoma (skin cancer) excision by Dr. Stewart, more than 72% of the clinicians it reports for that procedure.

Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Dmand AI links 3 papers to Dr. Stewart, published from 2020 to 2023. The most frequent topics are Breast Neoplasms and Mastectomy. Dr. Stewart's most frequent co-authors are Aaron J. Gilson, DO and Sue-Mi C. Tuttle, MD.

CMS Open Payments shows 42 general payments to Dr. Stewart from 8 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 68% of the total. Allergan Inc. paid the most, $3,600.