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

Dr. Mark J. Schaefer, MD

Individual provider Anesthesiology Physician · NPI 1629052428

Dr. Mark J. Schaefer, MD is an Anesthesiology in West Allis, Wisconsin. Graduated from Medical College of Wisconsin in 1989, 37 years ago. Practices with Aurora Medical Group, Inc, a 3,741-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
37
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

8901 W Lincoln Ave 2nd Fl
West Allis, WI 53227-2409
Phone: (414) 329-4300
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 31911-020 (WI)

Record details

NPI number1629052428
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 5, 2005
Last updated in NPPESJune 4, 2025
Certification dateJune 4, 2025
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 1989 (37 years in practice)
Group practice Aurora Medical Group, Inc. — 3741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in West Allis