Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Matthew Stewart, MD

Individual provider Anesthesiology Physician · NPI 1023678570

William Matthew Stewart, MD is an Anesthesiology in Madison, Wisconsin. Graduated from University of Wisconsin School of Medicine in 2019, 7 years ago. Practices with Anex, SC, a 37-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
7
Trained at
University of Wisconsin School of Medicine
Licensed in
WI
In the registry since
2019
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

600 Highland Ave
Madison, WI 53792-0001
Phone: (608) 263-6400
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 7772851 (WI)

Record details

NPI number1023678570
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 17, 2019
Last updated in NPPESJune 17, 2019
Mailing address650 Spring St Unit 7202, Sun Prairie, WI 53590-9346

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Group practice Anex, S.C. — 37 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Madison