Dr. Callahan attended National College of Chiropractic and graduated in 1983 (39 years ago).
Dr. Callahan is a solo practitioner.
As a chiropractic, Dr. Callahan may see patients with the following conditions. Please check with Dr. Callahan what conditions he treats. Dr. Callahan may treat additional conditions not listed.
Dr. Callahan is a chiropractor.
Providers chosen based on Dr. Callahan's location and specialties.