Answer:
Yes
Cutaneous: About 20% of untreated cases result in death. Deaths are rare with appropriate antimicrobial therapy.
Inhalation: Usually fatal, and even with aggressive antibiotic and supportive therapy 45% of the cases were fatal in the bioterrorist attack in the fall of 2001.
Intestinal: Results in death in 25% to 60% of cases.
These %'s were found on the CDC.gov web site. (Centers for Disease Control)