Organization
MASON INTERVENTION, INC.
Active
Organization subpart
No
Provider details
NPI number
Authorized official
GWEN FISKE PH.D. (OWNER & DIRECTOR)
(847) 271-6840
Entity
Organization
Contact information
Practice address
1213 WILMETTE AVE STE 207, WILMETTE, IL 60091-2566
(847) 271-6840
Mailing address
1213 WILMETTE AVE STE 207, WILMETTE, IL 60091-2566
(847) 271-6840
Taxonomy
Speciality
Code
Description
License number
State
103K00000X
Behavior Analyst
Primary
—
—
Other
Enumeration date
02/25/2026
Last updated
02/25/2026
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