370 Keratitis 
370.0 Corneal ulcer 
370.00 Corneal ulcer unspecified convert 370.00 to ICD-10-CM 370.01 Marginal corneal ulcer convert 370.01 to ICD-10-CM 370.02 Ring corneal ulcer convert 370.02 to ICD-10-CM 370.03 Central corneal ulcer convert 370.03 to ICD-10-CM 370.04 Hypopyon ulcer convert 370.04 to ICD-10-CM 370.05 Mycotic corneal ulcer convert 370.05 to ICD-10-CM 370.06 Perforated corneal ulcer convert 370.06 to ICD-10-CM
370.07 Mooren's ulcer convert 370.07 to ICD-10-CM 370.2 Superficial keratitis without conjunctivitis 370.20 Superficial keratitis unspecified convert 370.20 to ICD-10-CM 370.21 Punctate keratitis convert 370.21 to ICD-10-CM 370.22 Macular keratitis convert 370.22 to ICD-10-CM 370.23 Filamentary keratitis convert 370.23 to ICD-10-CM 370.24 Photokeratitis convert 370.24 to ICD-10-CM 370.3 Certain types of keratoconjunctivitis 370.31 Phlyctenular keratoconjunctivitis convert 370.31 to ICD-10-CM 370.32 Limbar and corneal involvement in vernal conjunctivitis convert 370.32 to ICD-10-CM 370.33 Keratoconjunctivitis sicca not specified as sjogren's convert 370.33 to ICD-10-CM 370.34 Exposure keratoconjunctivitis convert 370.34 to ICD-10-CM 370.35 Neurotrophic keratoconjunctivitis convert 370.35 to ICD-10-CM 370.4 Other and unspecified keratoconjunctivitis 370.40 Keratoconjunctivitis unspecified convert 370.40 to ICD-10-CM 370.44 Keratitis or keratoconjunctivitis in exanthema convert 370.44 to ICD-10-CM 370.49 Other keratoconjunctivitis unspecified convert 370.49 to ICD-10-CM 370.5 Interstitial and deep keratitis 370.50 Interstitial keratitis unspecified convert 370.50 to ICD-10-CM 370.52 Diffuse interstitial keratitis convert 370.52 to ICD-10-CM 370.54 Sclerosing keratitis convert 370.54 to ICD-10-CM 370.55 Corneal abscess convert 370.55 to ICD-10-CM 370.59 Other interstitial and deep keratitis convert 370.59 to ICD-10-CM 370.6 Corneal neovascularization 370.60 Corneal neovascularization unspecified convert 370.60 to ICD-10-CM 370.61 Localized vascularization of cornea convert 370.61 to ICD-10-CM 370.62 Pannus (corneal) convert 370.62 to ICD-10-CM 370.63 Deep vascularization of cornea convert 370.63 to ICD-10-CM 370.64 Ghost vessels (corneal) convert 370.64 to ICD-10-CM 370.8 Other forms of keratitis convert 370.8 to ICD-10-CM 370.9 Unspecified keratitis convert 370.9 to ICD-10-CM