According to our records, this business is located at 584 Lanier Park Dr. in Gainesville (in Hall County), Georgia 30501, the location GPS coordinates are: 34.3210369 (latitude), -83.79815 (longitude). Michael H Callahan is categorized under Clinics (SIC code 8011). Known organization owner is Michael Callahan. You can contact the company by phone at (770) 534-5208.