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

Mark T. Catherall, MD

Individual provider Hospitalist Physician · NPI 1235169251

Mark T. Catherall, MD is a Hospitalist in Milwaukee, Wisconsin. Graduated from Loyola University of Chicago, Stritch School of Medicine in 1998, 28 years ago. Practices with Columbia St Marys Hospital Milwaukee Inc, a 314-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
28
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
WI
In the registry since
2006
Specialties on file
2
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

1004 N 10th St
Milwaukee, WI 53233-1423
Phone: (414) 727-6320
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 47836 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 47836 (WI)

Record details

NPI number1235169251
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 4, 2006
Last updated in NPPESAugust 7, 2026
Certification dateAugust 7, 2026
Mailing address220 W Capitol Dr, Glendale, WI 53212-1185

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Columbia St Marys Hospital Milwaukee Inc — 314 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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