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Dr. Sieberg is now working with the staff at Thrive Counseling – T.E.C.S., located in Vandalia, IL.  He is currently accepting new patients for functional medicine and/or acupuncture. 

The main office is located at 1121 North 6th Street in Vandalia IL; patients may also see Dr. Sieberg at 403 North 42nd Street, Suite C, Mt Vernon IL, and soon at 122 North Hotze Road in Salem, IL.

Mailing Address:
Thrive Counseling – T.E.C.S.
1121 North 6th Street
Vandalia IL 62471

Phone: 618-283-2222

Business Hours (currently):
Mondays (V) 8 am – 5 pm CST

Fridays (Mt V) 8 am – 5 pm CST