Resources and Tools
The following coding books are available from the AMA:

• CPT Coding Book
  
• AMA ICD-9-CM Code Book
  
• AMA HCPCS
  
• Principles of CPT Coding
  
• Coding with Modifiers
  
• CPT Assistant
  
• CPT on CD-Rom
  
• ICD-9-CM on CD-Rom
  
• HCPCS on CD-Rom

To order, call (800) 621-8335.

Ingenix also sells the coding book listed below. Order by calling (800) INGENIX (464-3649), option 1, or visit the Web site at www.ingenixonline.com.

• CPT Expert
• HCPCS Level II Expert
• ICD-9-CM Expert for Physicians, Volumes 1 & 2 (Updateable)