A00–B99
Certain Infectious and Parasitic Diseases
Cholera, tuberculosis, HIV, hepatitis, COVID-19
A51.32
Syphilitic alopecia
Billable
A51.39
Other secondary syphilis of skin
Billable
A51.4
Other secondary syphilis
Non-billable
A51.41
Secondary syphilitic meningitis
Billable
A51.42
Secondary syphilitic female pelvic disease
Billable
A51.43
Secondary syphilitic oculopathy
Billable
A51.44
Secondary syphilitic nephritis
Billable
A51.45
Secondary syphilitic hepatitis
Billable
A51.46
Secondary syphilitic osteopathy
Billable
A51.49
Other secondary syphilitic conditions
Billable
A51.5
Early syphilis, latent
Billable
A51.9
Early syphilis, unspecified
Billable
A52
Late syphilis
Non-billable
A52.0
Cardiovascular and cerebrovascular syphilis
Non-billable
A52.00
Cardiovascular syphilis, unspecified
Billable
A52.01
Syphilitic aneurysm of aorta
Billable
A52.02
Syphilitic aortitis
Billable
A52.03
Syphilitic endocarditis
Billable
A52.04
Syphilitic cerebral arteritis
Billable
A52.05
Other cerebrovascular syphilis
Billable
A52.06
Other syphilitic heart involvement
Billable
A52.09
Other cardiovascular syphilis
Billable
A52.1
Symptomatic neurosyphilis
Non-billable
A52.10
Symptomatic neurosyphilis, unspecified
Billable
A52.11
Tabes dorsalis
Billable
A52.12
Other cerebrospinal syphilis
Billable
A52.13
Late syphilitic meningitis
Billable
A52.14
Late syphilitic encephalitis
Billable
A52.15
Late syphilitic neuropathy
Billable
A52.16
Charcot's arthropathy (tabetic)
Billable
A52.17
General paresis
Billable
A52.19
Other symptomatic neurosyphilis
Billable
A52.2
Asymptomatic neurosyphilis
Billable
A52.3
Neurosyphilis, unspecified
Billable
A52.7
Other symptomatic late syphilis
Non-billable
A52.71
Late syphilitic oculopathy
Billable
A52.72
Syphilis of lung and bronchus
Billable
A52.73
Symptomatic late syphilis of other respiratory organs
Billable
A52.74
Syphilis of liver and other viscera
Billable
A52.75
Syphilis of kidney and ureter
Billable
A52.76
Other genitourinary symptomatic late syphilis
Billable
A52.77
Syphilis of bone and joint
Billable
A52.78
Syphilis of other musculoskeletal tissue
Billable
A52.79
Other symptomatic late syphilis
Billable
A52.8
Late syphilis, latent
Billable
A52.9
Late syphilis, unspecified
Billable
A53
Other and unspecified syphilis
Non-billable
A53.0
Latent syphilis, unspecified as early or late
Billable
A53.9
Syphilis, unspecified
Billable
A54
Gonococcal infection
Non-billable
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