Geisinger Fragile X Center

Autism & Developmental Medicine Institute, Geisinger Health

Contact Information

Physical Address:

120 Hamm Drive
Suite 2A
Lewisburg, Pennsylvania 17837

Phone: 570-551-0559
Fax: 570-522-9431


Thomas H. Challman, MD
Medical Director
Barbara Haas-Givler, MEd, BCBA
Clinic Director
Alexis Heidlebaugh
Clinic Coordinator

If you are having trouble funding your trip to this clinic, we offer financial assistance through the Fly With Me Fund.