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

Dr. Matthew John Hammer, MD

Individual provider Anesthesiology Physician · NPI 1285920918

Dr. Matthew John Hammer, MD is an Anesthesiology in Milwaukee, Wisconsin. Graduated from Medical College of Wisconsin in 2011, 15 years ago. Practices with Aurora Medical Group, Inc, a 3,741-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona, Illinois and Wisconsin.

Years since qualifying
15
Trained at
Medical College of Wisconsin
Licensed in
AZ, IL, WI
In the registry since
2011
Specialties on file
3
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

2900 W Oklahoma Ave
Milwaukee, WI 53215-4330
Phone: (414) 649-6000
Show map & directions

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

Additional practice locations (1)

  • 13400 E Shea Blvd, Scottsdale, AZ 85259-5452 — (480) 301-8000

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 83517 (WI)
Anesthesiology Physician Taxonomy 207L00000X · Licence 125059763 (IL)
Anesthesiology Physician Taxonomy 207L00000X · Licence 58862 (AZ)

Record details

NPI number1285920918
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2011
Last updated in NPPESJuly 23, 2024
Certification dateJuly 23, 2024
Mailing addressPo Box 735044, Chicago, IL 60673-5044

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2011 (15 years in practice)
Group practice Aurora Medical Group, Inc. — 3741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Milwaukee