Dr. Jacob Stephen, MD

Dr. Stephen practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare.

Dr. Stephen's NPI, 1174624415, was assigned on September 26, 2006. Dr. Stephen holds Illinois license 036133593.

Dr. Stephen's primary practice is Northwestern Medicine Central DuPage Hospital, at 25 North Winfield Road, Winfield, IL 60190 in Du Page County. The practice phone is (630) 682-1600.

Dr. Stephen's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. Dr. Stephen is also affiliated with OSF Saint Anthony Medical Center. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Stephen to 3 more hospitals, 2 group practices and clinics, 1 breast imaging center, 1 clinical lab and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stephen practices, 9 sites in all. Vendor and product names are available with a free account.

Interventional cardiology is Dr. Stephen's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Stephen is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Stephen's licenses on file in 2 states: Illinois and Ohio.

CMS data shows 2,472 Medicare services from Dr. Stephen across 25 procedure codes in 2024, for 1,082 Medicare patients. Medicare paid $152,438 for them.

CMS counts 1,082 Medicare patients who saw Dr. Stephen in 2024. The largest group is 65 to 74, with 454 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.77, 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. Stephen's median patient age at 70, with 45% women.

In 2024, Dr. Stephen wrote 4,439 Medicare Part D claims for 597 patients. 87% of them were for generic drugs. CMS names the drug for 4,220 of them, across 40 drugs with 11 or more claims each, at $686,903 in total drug cost. In 2023, CMS named 3,576 claims across 41 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Stephen for performance year 2024, reported through an alternative payment model (APM). Dr. Stephen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 33 procedures of coronary angioplasty and stenting by Dr. Stephen, more than 69% of the clinicians it reports for that procedure.

Leg revascularization (restoring blood flow): 1 to 10 procedures (CMS shows small counts as a range)

Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)

CMS Open Payments shows 43 general payments to Dr. Stephen from 14 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 56% of the total. Medtronic Vascular, Inc. paid the most, $1,010.