About Section A50-A64

Section A50-A64 covers Infections with a predominantly sexual mode of transmission within Chapter 1 of the ICD-10-CM Tabular List. This section includes diagnosis codes ranging from A50 to A64. Each code below includes its description, billable status, and links to detailed coding guidelines.
Diagnosis Codes 169 entries
A50Congenital syphilisNon-Billable›A50.0Early congenital syphilis, symptomaticNon-Billable›A50.01Early congenital syphilitic oculopathyBillable›A50.02Early congenital syphilitic osteochondropathyBillable›A50.03Early congenital syphilitic pharyngitisBillable›A50.04Early congenital syphilitic pneumoniaBillable›A50.05Early congenital syphilitic rhinitisBillable›A50.06Early cutaneous congenital syphilisBillable›A50.07Early mucocutaneous congenital syphilisBillable›A50.08Early visceral congenital syphilisBillable›A50.09Other early congenital syphilis, symptomaticBillable›A50.1Early congenital syphilis, latentBillable›A50.2Early congenital syphilis, unspecifiedBillable›A50.3Late congenital syphilitic oculopathyNon-Billable›A50.30Late congenital syphilitic oculopathy, unspecifiedBillable›A50.31Late congenital syphilitic interstitial keratitisBillable›A50.32Late congenital syphilitic chorioretinitisBillable›A50.39Other late congenital syphilitic oculopathyBillable›A50.4Late congenital neurosyphilis [juvenile neurosyphilis]Non-Billable›A50.40Late congenital neurosyphilis, unspecifiedBillable›A50.41Late congenital syphilitic meningitisBillable›A50.42Late congenital syphilitic encephalitisBillable›A50.43Late congenital syphilitic polyneuropathyBillable›A50.44Late congenital syphilitic optic nerve atrophyBillable›A50.45Juvenile general paresisBillable›A50.49Other late congenital neurosyphilisBillable›A50.5Other late congenital syphilis, symptomaticNon-Billable›A50.51Clutton's jointsBillable›A50.52Hutchinson's teethBillable›A50.53Hutchinson's triadBillable›A50.54Late congenital cardiovascular syphilisBillable›A50.55Late congenital syphilitic arthropathyBillable›A50.56Late congenital syphilitic osteochondropathyBillable›A50.57Syphilitic saddle noseBillable›A50.59Other late congenital syphilis, symptomaticBillable›A50.6Late congenital syphilis, latentBillable›A50.7Late congenital syphilis, unspecifiedBillable›A50.9Congenital syphilis, unspecifiedBillable›A51Early syphilisNon-Billable›A51.0Primary genital syphilisBillable›A51.1Primary anal syphilisBillable›A51.2Primary syphilis of other sitesBillable›A51.3Secondary syphilis of skin and mucous membranesNon-Billable›A51.31Condyloma latumBillable›A51.32Syphilitic alopeciaBillable›A51.39Other secondary syphilis of skinBillable›A51.4Other secondary syphilisNon-Billable›A51.41Secondary syphilitic meningitisBillable›A51.42Secondary syphilitic female pelvic diseaseBillable›A51.43Secondary syphilitic oculopathyBillable›A51.44Secondary syphilitic nephritisBillable›A51.45Secondary syphilitic hepatitisBillable›A51.46Secondary syphilitic osteopathyBillable›A51.49Other secondary syphilitic conditionsBillable›A51.5Early syphilis, latentBillable›A51.9Early syphilis, unspecifiedBillable›A52Late syphilisNon-Billable›A52.0Cardiovascular and cerebrovascular syphilisNon-Billable›A52.00Cardiovascular syphilis, unspecifiedBillable›A52.01Syphilitic aneurysm of aortaBillable›A52.02Syphilitic aortitisBillable›A52.03Syphilitic endocarditisBillable›A52.04Syphilitic cerebral arteritisBillable›A52.05Other cerebrovascular syphilisBillable›A52.06Other syphilitic heart involvementBillable›A52.09Other cardiovascular syphilisBillable›A52.1Symptomatic neurosyphilisNon-Billable›A52.10Symptomatic neurosyphilis, unspecifiedBillable›A52.11Tabes dorsalisBillable›A52.12Other cerebrospinal syphilisBillable›A52.13Late syphilitic meningitisBillable›A52.14Late syphilitic encephalitisBillable›A52.15Late syphilitic neuropathyBillable›A52.16Charcôt's arthropathy (tabetic)Billable›A52.17General paresisBillable›A52.19Other symptomatic neurosyphilisBillable›A52.2Asymptomatic neurosyphilisBillable›A52.3Neurosyphilis, unspecifiedBillable›A52.7Other symptomatic late syphilisNon-Billable›A52.71Late syphilitic oculopathyBillable›A52.72Syphilis of lung and bronchusBillable›A52.73Symptomatic late syphilis of other respiratory organsBillable›A52.74Syphilis of liver and other visceraBillable›A52.75Syphilis of kidney and ureterBillable›A52.76Other genitourinary symptomatic late syphilisBillable›A52.77Syphilis of bone and jointBillable›A52.78Syphilis of other musculoskeletal tissueBillable›A52.79Other symptomatic late syphilisBillable›A52.8Late syphilis, latentBillable›A52.9Late syphilis, unspecifiedBillable›A53Other and unspecified syphilisNon-Billable›A53.0Latent syphilis, unspecified as early or lateBillable›A53.9Syphilis, unspecifiedBillable›A54Gonococcal infectionNon-Billable›A54.0Gonococcal infection of lower genitourinary tract without periurethral or accessory gland abscessNon-Billable›A54.00Gonococcal infection of lower genitourinary tract, unspecifiedBillable›A54.01Gonococcal cystitis and urethritis, unspecifiedBillable›A54.02Gonococcal vulvovaginitis, unspecifiedBillable›A54.03Gonococcal cervicitis, unspecifiedBillable›A54.09Other gonococcal infection of lower genitourinary tractBillable›A54.1Gonococcal infection of lower genitourinary tract with periurethral and accessory gland abscessBillable›A54.2Gonococcal pelviperitonitis and other gonococcal genitourinary infectionNon-Billable›A54.21Gonococcal infection of kidney and ureterBillable›A54.22Gonococcal prostatitisBillable›A54.23Gonococcal infection of other male genital organsBillable›A54.24Gonococcal female pelvic inflammatory diseaseBillable›A54.29Other gonococcal genitourinary infectionsBillable›A54.3Gonococcal infection of eyeNon-Billable›A54.30Gonococcal infection of eye, unspecifiedBillable›A54.31Gonococcal conjunctivitisBillable›A54.32Gonococcal iridocyclitisBillable›A54.33Gonococcal keratitisBillable›A54.39Other gonococcal eye infectionBillable›A54.4Gonococcal infection of musculoskeletal systemNon-Billable›A54.40Gonococcal infection of musculoskeletal system, unspecifiedBillable›A54.41Gonococcal spondylopathyBillable›A54.42Gonococcal arthritisBillable›A54.43Gonococcal osteomyelitisBillable›A54.49Gonococcal infection of other musculoskeletal tissueBillable›A54.5Gonococcal pharyngitisBillable›A54.6Gonococcal infection of anus and rectumBillable›A54.8Other gonococcal infectionsNon-Billable›A54.81Gonococcal meningitisBillable›A54.82Gonococcal brain abscessBillable›A54.83Gonococcal heart infectionBillable›A54.84Gonococcal pneumoniaBillable›A54.85Gonococcal peritonitisBillable›A54.86Gonococcal sepsisBillable›A54.89Other gonococcal infectionsBillable›A54.9Gonococcal infection, unspecifiedBillable›A55Chlamydial lymphogranuloma (venereum)Billable›A56Other sexually transmitted chlamydial diseasesNon-Billable›A56.0Chlamydial infection of lower genitourinary tractNon-Billable›A56.00Chlamydial infection of lower genitourinary tract, unspecifiedBillable›A56.01Chlamydial cystitis and urethritisBillable›A56.02Chlamydial vulvovaginitisBillable›A56.09Other chlamydial infection of lower genitourinary tractBillable›A56.1Chlamydial infection of pelviperitoneum and other genitourinary organsNon-Billable›A56.11Chlamydial female pelvic inflammatory diseaseBillable›A56.19Other chlamydial genitourinary infectionBillable›A56.2Chlamydial infection of genitourinary tract, unspecifiedBillable›A56.3Chlamydial infection of anus and rectumBillable›A56.4Chlamydial infection of pharynxBillable›A56.8Sexually transmitted chlamydial infection of other sitesBillable›A57ChancroidBillable›A58Granuloma inguinaleBillable›A59TrichomoniasisNon-Billable›A59.0Urogenital trichomoniasisNon-Billable›A59.00Urogenital trichomoniasis, unspecifiedBillable›A59.01Trichomonal vulvovaginitisBillable›A59.02Trichomonal prostatitisBillable›A59.03Trichomonal cystitis and urethritisBillable›A59.09Other urogenital trichomoniasisBillable›A59.8Trichomoniasis of other sitesBillable›A59.9Trichomoniasis, unspecifiedBillable›A60Anogenital herpesviral [herpes simplex] infectionsNon-Billable›A60.0Herpesviral infection of genitalia and urogenital tractNon-Billable›A60.00Herpesviral infection of urogenital system, unspecifiedBillable›A60.01Herpesviral infection of penisBillable›A60.02Herpesviral infection of other male genital organsBillable›A60.03Herpesviral cervicitisBillable›A60.04Herpesviral vulvovaginitisBillable›A60.09Herpesviral infection of other urogenital tractBillable›A60.1Herpesviral infection of perianal skin and rectumBillable›A60.9Anogenital herpesviral infection, unspecifiedBillable›A63Other predominantly sexually transmitted diseases, not elsewhere classifiedNon-Billable›A63.0Anogenital (venereal) wartsBillable›A63.8Other specified predominantly sexually transmitted diseasesBillable›A64Unspecified sexually transmitted diseaseBillable›