Specific code 2011 ICD-9-CM Diagnosis Code 372.40
Pterygium unspecified
  • Short description: Pterygium NOS.
  • ICD-9-CM 372.40 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 372.40 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 2011 version of ICD-9-CM 372.40.
  • More recent version(s) of ICD-9-CM 372.40: 2012 2013 2014 2015.
Convert to ICD-10-CM: 372.40 converts approximately to:
  • 2015/16 ICD-10-CM H11.009 Unspecified pterygium of unspecified eye
Disease Synonyms
  • Amyloid pterygium
  • Amyloid pterygium, both eyes
  • Bilat amyloid pterygium
  • Bilat pterygium
  • Bilateral amyloid pterygium
  • Bilateral pterygium
  • L amyloid pterygium
  • L pterygium
  • Left amyloid pterygium
  • Left amyloid pterygium (eye condition)
  • Left pterygium
  • Left pterygium (eye condition)
  • Pterygium
  • Pterygium (eye condition)
  • Pterygium, both eyes
  • R amyloid pterygium
  • R pterygium
  • Right amyloid pterygium
  • Right amyloid pterygium (eye condition)
  • Right pterygium
  • Right pterygium (eye condition)
ICD-9-CM Volume 2 Index entries containing back-references to 372.40:
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 372.40 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 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.