Dr. Jonathan Paul Williams, MD

Dr. Williams practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.

Dr. Williams' NPI, 1700306867, was assigned on June 21, 2017. Dr. Williams graduated from Howard University College of Medicine in 2017. Dr. Williams holds Missouri license 2021028092.

Dr. Williams' primary practice is Barnes-Jewish Hospital, at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 in St. Louis City. The practice phone is (314) 747-3000. Dr. Williams also practices at Barnes-Jewish Hospital, 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110.

Dr. Williams' primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Williams to 2 more group practices and clinics and 1 medical group, each named with a free account.

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

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

CMS data shows 242 Medicare services from Dr. Williams across 6 procedure codes in 2024, for 110 Medicare patients. Medicare paid $22,961 for them.

CMS counts 110 Medicare patients who saw Dr. Williams in 2024. The largest group is under 65, with 42 patients. 72% of them have high blood pressure, and 65% have high cholesterol. 42% 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. Williams' median patient age at 61, with 57% women.

In 2024, Dr. Williams wrote 444 Medicare Part D claims for 64 patients. 87% of them were for generic drugs. CMS names the drug for 406 of them, across 10 drugs with 11 or more claims each, at $57,008 in total drug cost. In 2023, CMS named 131 claims across 5 drugs.

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

Dmand AI links 13 papers to Dr. Williams, published from 2011 to 2025. 2025 was the busiest year, with 5. The most frequent topics are Black or African American, Pharmacy Service, Hospital and Social Determinants of Health. Dr. Williams has published most often in Am J Health Syst Pharm. Dr. Williams' most frequent co-authors are Dustin Matthew Baldridge, MD, Christina Ann Gurnett, MD and Sean David McEvoy, MD.

CMS Open Payments shows 10 general payments to Dr. Williams from 4 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. DIXI Medical USA Corp paid the most, $729.

Dr. Williams graduated from Howard University College of Medicine in 2017.