Specific code 2015 ICD-9-CM Diagnosis Code 735.2
Hallux rigidus
  • 2015
  • Billable Code
  • ICD-9-CM 735.2 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 735.2 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Acquired hallux rigidus
  • Acquired hallux rigidus of left big toe
  • Acquired hallux rigidus of right big toe
  • Acquired left hallux rigidus
  • Acquired right hallux rigidus
  • Hallux rigidus of L great toe
  • Hallux rigidus of left great toe
  • Hallux rigidus of R great toe
  • Hallux rigidus of right great toe
  • Hallux rigidus, acquired
Clinical Information
  • A condition caused by degenerative arthritis (see osteoarthritis) of the metatarsophalangeal joint of the great toe and characterized by pain and limited dorsiflexion, but relatively unrestricted plantar flexion
Convert to ICD-10-CM: 735.2 converts approximately to:
  • 2015 ICD-10-CM M20.20 Hallux rigidus, unspecified foot
ICD-9-CM Volume 2 Index entries containing back-references to 735.2:
  • Cocked-up toe 735.2
  • Hallux 735.9
    • rigidus (acquired) 735.2
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 735.2 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.