Professional Records Medicine Doctors Lynn Groff, San Mateo CA View page Specialties: Counseling Address: 3 Waters Park Dr Suite 200, San Mateo, CA 94403 (650) 578-8691 (Phone) Languages: English Lynn Groff, San Mateo CA View page Specialties: Psychotherapist Address: 3 Waters Park Dr, San Mateo, CA 94403