License holder summary

Callahan, Mark John is a Medicine And Surgery licensed to practice in Wisconsin. This doctor license is not current. The license was granted 07/02/1982 and expired on 12/31/1983.

Wisconsin

Department of Safety and Professional Services

Callahan, Mark John
Medicine And Surgery
License number
24660-20
Date granted
07/02/1982
Date expires
12/31/1983
Class
Medicine And Surgery
Status
Deceased
wisconsinmedicine.org
ID 35603435
LAST UPDATED 2026-04-11 11:19:55 UTC

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