Dr. Matthew Ryan Brier, MD

Dr. Brier practices at Washington University School of Medicine in Saint Louis, Missouri.

Dr. Brier's NPI, 1689194730, was assigned on June 20, 2017. Dr. Brier graduated from Washington University School of Medicine in 2017. Dr. Brier holds Missouri license 2020040167.

Dr. Brier's primary practice is Washington University School of Medicine, at 4921 Parkview Pl, Saint Louis, MO 63110 in Saint Louis City. The practice phone is (314) 362-3282.

Dr. Brier's primary practice is Washington University School of Medicine in Saint Louis, Missouri. Dr. Brier is also affiliated with Barnes-Jewish Hospital. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Brier to 1 more group practice or clinic, named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brier practices, 2 sites in all. Vendor and product names are available with a free account.

Neurology is Dr. Brier's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Brier is licensed in Missouri.

CMS data shows 91 Medicare services from Dr. Brier across 3 procedure codes in 2024, for 39 Medicare patients. Medicare paid $5,430 for them.

CMS counts 39 Medicare patients who saw Dr. Brier in 2024. The largest group is under 65, with 17 patients. 67% of them have high blood pressure, and 59% have arthritis. 33% are also on Medicaid. Their average risk score is 1.97, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Brier's median patient age at 53, with 70% women.

In 2024, Dr. Brier wrote 340 Medicare Part D claims for 35 patients. 71% of them were for generic drugs. CMS names the drug for 251 of them, across 11 drugs with 11 or more claims each, at $991,551 in total drug cost. In 2023, CMS named 267 claims across 15 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Brier for performance year 2024, reported as part of a group. Dr. Brier accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Dmand AI links 52 papers to Dr. Brier, published from 2010 to 2025. 2023 was the busiest year, with 8. The most frequent topics are Magnetic Resonance Imaging, Brain and Multiple Sclerosis. Dr. Brier has published most often in Ann Clin Transl Neurol. Dr. Brier's most frequent co-authors are Anne H. Cross, MD, Gregory Scott Day, MD and Robert Charles Bucelli, MD.

CMS Open Payments shows 147 general payments to Dr. Brier from 13 drug and device companies from 2019 to 2025. Consulting fees make up the largest share, 80% of the total. Sanofi and Genzyme US Companies paid the most, $37,298. It also lists 9 research payments totaling $1,383 in 2018.

Dr. Brier graduated from Washington University School of Medicine in 2017.