Specific code 2015 ICD-9-CM Diagnosis Code 370.59
Other interstitial and deep keratitis
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 370.59 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 370.59 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).
Convert to ICD-10-CM: 370.59 converts approximately to:
  • 2015/16 ICD-10-CM H16.399 Other interstitial and deep keratitis, unspecified eye
Approximate Synonyms
  • Diffuse lamellar keratitis
370.59 Excludes
  • disciform herpes simplex keratitis (054.43)
  • syphilitic keratitis (090.3)
ICD-9-CM Volume 2 Index entries containing back-references to 370.59:
  • Keratitis (nodular) (nonulcerative) (simple) (zonular) NEC 370.9
    • interstitial (nonsyphilitic) 370.50
      • with ulcer (see also Ulcer, cornea) 370.00
      • diffuse 370.52
      • herpes, herpetic (simplex) 054.43
      • syphilitic (congenital) (hereditary) 090.3
      • tuberculous (see also Tuberculosis) 017.3 [370.59]
  • Syphilis, syphilitic (acquired) 097.9
    • cornea, late 095.8 [370.59]
  • Tuberculosis, tubercular, tuberculous (calcification) (calcified) (caseous) (chromogenic acid-fast bacilli) (congenital) (degeneration) (disease) (fibrocaseous) (fistula) (gangrene) (interstitial) (isolated circumscribed lesions) (necrosis) (parenchymatous) (ulcerative) 011.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 370.59 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.