License holder summary

WILLIAM PETER KOOISTRA is a Psychologist - Psychologist licensed to practice in Michigan. The address on file for WILLIAM PETER KOOISTRA is Grand Haven, MI 49417. This licensed professional license is current. The license was granted 10/27/1992 and expired on 08/31/2015.

Michigan

Department of Licensing and Regulation

WILLIAM PETER KOOISTRA
Psychologist - Psychologist
License number
6301007943
Date granted
10/27/1992
Date expires
08/31/2015
Class
Psychologist - Psychologist
Status
Active
Address
Grand Haven, MI 49417
michiganlicensing.org
ID 26009324
LAST UPDATED 2026-03-11 13:11:59 UTC

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