Specific code 2014 ICD-9-CM Diagnosis Code 716.66
Unspecified monoarthritis, lower leg
  • 2014
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • Short description: Monoarthritis NOS-l/leg.
  • ICD-9-CM 716.66 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 716.66 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2014 version of ICD-9-CM 716.66.
  • More recent version(s) of ICD-9-CM 716.66: 2015.
Convert to ICD-10-CM: 716.66 converts approximately to:
  • 2015/16 ICD-10-CM M13.169 Monoarthritis, not elsewhere classified, unspecified knee
Approximate Synonyms
  • Monoarthritis of knee
  • Monoarthritis of L knee
  • Monoarthritis of left knee
  • Monoarthritis of R knee
  • Monoarthritis of right knee
ICD-9-CM Volume 2 Index entries containing back-references to 716.66:
  • Inflammation, inflamed, inflammatory (with exudation)
    • knee (joint) 716.66
      • tuberculous (active) (see also Tuberculosis) 015.2
  • Monoarthritis 716.60
    • leg 716.66
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 716.66 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.