DC Health
Board of Nursing
Mary Haynes Pfeiffer
Nursing - Registered Nurse
License number
RN16260
Date granted
11/13/1951
Class
Nursing - Registered Nurse
Status
Expired
dcnurses.org
ID 20737241
LAST UPDATED 2026-06-05 11:31:42 UTC
LAST UPDATED 2026-06-05 11:31:42 UTC
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