Specific code 2006 ICD-9-CM Diagnosis Code 720.0
Ankylosing spondylitis
  • ICD-9-CM 720.0 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 720.0 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2006 version of ICD-9-CM 720.0.
  • More recent version(s) of ICD-9-CM 720.0: 2007 2008 2009 2010 2011 2012 2013 2014.
Disease Synonyms
  • Ankylosing spondylitis of cervical (neck) spine
  • Ankylosing spondylitis of cervical spine
  • Ankylosing spondylitis of cervicothoracic spine
  • Ankylosing spondylitis of lumbar spine
  • Ankylosing spondylitis of lumbosacral spine
  • Ankylosing spondylitis of multiple sites of spine
  • Ankylosing spondylitis of occipitoatlantoaxial spine
  • Ankylosing spondylitis of thoracic spine
  • Ankylosing spondylitis of thoracolumbar spine
  • Ankylosing spondylitis, multiple sites in spine
  • Ankylosing spondylitis, occipito-atlanto-axial
  • Juvenile ankylosing spondylitis
Applies To
  • Rheumatioid arthritis of spine NOS
  • Spondylitis:
    • Marie-Strümpell
    • rheumatoid
Convert to ICD-10-CM: 720.0 converts approximately to:
  • 2014 ICD-10-CM M45.9 Ankylosing spondylitis of unspecified sites in spine
ICD-9-CM Volume 2 Index entries containing back-references to 720.0:
  • Arthritis, arthritic (acute) (chronic) (subacute) 716.9
    • Bechterew's (ankylosing spondylitis) 720.0
    • proliferative 714.0
      • spine 720.0
    • von Bechterew's 720.0
  • Bamboo spine 720.0
  • Bechterew's disease (ankylosing spondylitis) 720.0
  • Bechterew-Strümpell-Marie syndrome (ankylosing spondylitis) 720.0
  • Bekhterev's disease (ankylosing spondylitis) 720.0
  • Bekhterev-Strümpell-Marie syndrome (ankylosing spondylitis) 720.0
  • Disease, diseased - see also Syndrome
    • Bechterew's (ankylosing spondylitis) 720.0
    • Bekhterev's (ankylosing spondylitis) 720.0
    • Marie-Strümpell (ankylosing spondylitis) 720.0
    • Strümpell-Marie (ankylosing spondylitis) 720.0
    • von Bechterew's (ankylosing spondylitis) 720.0
  • Marie-Strümpell arthritis or disease (ankylosing spondylitis) 720.0
  • Poker spine 720.0
  • Rheumatism, rheumatic (acute NEC) 729.0
    • arthritis
      • acute or subacute - see Fever, rheumatic
      • chronic 714.0
        • spine 720.0
  • Spondylitis 720.9
    • ankylopoietica 720.0
    • ankylosing (chronic) 720.0
    • juvenile (adolescent) 720.0
    • Marie-Strümpell (ankylosing) 720.0
    • proliferative 720.0
    • rheumatoid 720.0
    • rhizomelica 720.0
  • Spondylose rhizomelique 720.0
  • Strümpell-Marie disease or spine (ankylosing spondylitis) 720.0
  • Syndrome - see also Disease
    • Bechterew-Strümpell-Marie (ankylosing spondylitis) 720.0
    • Bekhterev-Strümpell-Marie (ankylosing spondylitis) 720.0
    • von Bechterew-Stumpell (ankylosing spondylitis) 720.0
  • von Bechterew (-Strümpell) disease or syndrome (ankylosing spondylitis) 720.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 720.0 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2006 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.