Specific code 2012 ICD-9-CM Diagnosis Code 844.9
Sprains and strains of unspecified site of knee and leg
  • Short description: Sprain of knee & leg NOS.
  • ICD-9-CM 844.9 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 844.9 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 844.9.
  • More recent version(s) of ICD-9-CM 844.9: 2013 2014.
Disease Synonyms
  • Anterior shin splints
  • Left knee sprain
  • Right knee sprain
  • Shin splints
  • Sprain of knee
  • Strain of knee
Applies To
  • Knee NOS
  • Leg NOS
Convert to ICD-10-CM: 844.9 converts approximately to:
  • 2014 ICD-10-CM S83.90XA Sprain of unspecified site of unspecified knee, initial encounter
    Or:
  • 2014 ICD-10-CM S86.919A Strain of unspecified muscle(s) and tendon(s) at lower leg level, unspecified leg, initial encounter
ICD-9-CM Volume 2 Index entries containing back-references to 844.9:
  • Laceration - see also Wound, open, by site
    • tendon 848.9
      • with open wound - see Wound, open, by site
      • Achilles 845.09
      • lower limb NEC 844.9
        • with open wound NEC 894.2
      • upper limb NEC 840.9
        • with open wound NEC 884.2
  • Shin splints 844.9
  • Sprain, strain (joint) (ligament) (muscle) (tendon) 848.9
    • cartilage
      • costal, without mention of injury to sternum 848.3
      • ear 848.8
      • knee 844.9
        • with current tear (see also Tear, meniscus) 836.2
      • semilunar (knee) 844.8
        • with current tear (see also Tear, meniscus) 836.2
      • septal, nose 848.0
      • thyroid region 848.2
      • xiphoid 848.49
    • femur (proximal end) 843.9
      • distal end 844.9
    • fibula (proximal end) 844.9
    • leg 844.9
      • and knee 844.9
    • thigh (proximal end) 843.9
      • and hip 843.9
      • distal end 844.9
    • tibia (proximal end) 844.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 844.9 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.