A00–B99
Certain Infectious and Parasitic Diseases
Cholera, tuberculosis, HIV, hepatitis, COVID-19
A69.2
Lyme disease
Non-billable
A69.20
Lyme disease, unspecified
Billable
A69.21
Meningitis due to Lyme disease
Billable
A69.22
Other neurologic disorders in Lyme disease
Billable
A69.23
Arthritis due to Lyme disease
Billable
A69.29
Other conditions associated with Lyme disease
Billable
A69.8
Other specified spirochetal infections
Billable
A69.9
Spirochetal infection, unspecified
Billable
A70
Chlamydia psittaci infections
Billable
A71
Trachoma
Non-billable
A71.0
Initial stage of trachoma
Billable
A71.1
Active stage of trachoma
Billable
A71.9
Trachoma, unspecified
Billable
A74
Other diseases caused by chlamydiae
Non-billable
A74.0
Chlamydial conjunctivitis
Billable
A74.8
Other chlamydial diseases
Non-billable
A74.81
Chlamydial peritonitis
Billable
A74.89
Other chlamydial diseases
Billable
A74.9
Chlamydial infection, unspecified
Billable
A75
Typhus fever
Non-billable
A75.0
Epidemic louse-borne typhus fever due to Rickettsia prowazekii
Billable
A75.1
Recrudescent typhus [Brill's disease]
Billable
A75.2
Typhus fever due to Rickettsia typhi
Billable
A75.3
Typhus fever due to Rickettsia tsutsugamushi
Billable
A75.9
Typhus fever, unspecified
Billable
A77
Spotted fever [tick-borne rickettsioses]
Non-billable
A77.0
Spotted fever due to Rickettsia rickettsii
Billable
A77.1
Spotted fever due to Rickettsia conorii
Billable
A77.2
Spotted fever due to Rickettsia siberica
Billable
A77.3
Spotted fever due to Rickettsia australis
Billable
A77.4
Ehrlichiosis
Non-billable
A77.40
Ehrlichiosis, unspecified
Billable
A77.41
Ehrlichiosis chaffeensis [E. chaffeensis]
Billable
A77.49
Other ehrlichiosis
Billable
A77.8
Other spotted fevers
Billable
A77.9
Spotted fever, unspecified
Billable
A78
Q fever
Billable
A79
Other rickettsioses
Non-billable
A79.0
Trench fever
Billable
A79.1
Rickettsialpox due to Rickettsia akari
Billable
A79.8
Other specified rickettsioses
Non-billable
A79.81
Rickettsiosis due to Ehrlichia sennetsu
Billable
A79.82
Anaplasmosis [A. phagocytophilum]
Billable
A79.89
Other specified rickettsioses
Billable
A79.9
Rickettsiosis, unspecified
Billable
A80
Acute poliomyelitis
Non-billable
A80.0
Acute paralytic poliomyelitis, vaccine-associated
Billable
A80.1
Acute paralytic poliomyelitis, wild virus, imported
Billable
A80.2
Acute paralytic poliomyelitis, wild virus, indigenous
Billable
A80.3
Acute paralytic poliomyelitis, other and unspecified
Non-billable
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