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

Karl E Baum, MD

Individual provider Hospitalist Physician · NPI 1497749402

Karl E Baum, MD is an Internal Medicine in Oshkosh, Wisconsin. Graduated from Medical College of Wisconsin in 1993, 33 years ago. Practices with Aurora Medical Group, Inc, a 3,741-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
33
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2005
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

855 N Westhaven Dr
Oshkosh, WI 54904-7668
Phone: (920) 303-8700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1506 S Oneida St, Appleton, WI 54915-1305 — (920) 738-2000

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 35816 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 35816 (WI)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 35816 (WI)

Record details

NPI number1497749402
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 6, 2005
Last updated in NPPESOctober 18, 2024
Certification dateOctober 18, 2024
Mailing addressPo Box 735044, Chicago, IL 60673-5044

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 1993 (33 years in practice)
Group practice Aurora Medical Group, Inc. — 3741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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