A64
BillableUnspecified sexually transmitted disease
Unspecified sexually transmitted disease
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
- •nonspecific and nongonococcal urethritisN34.1
- •Reiter's diseaseM02.3
Excludes 2
Conditions not included here, but the patient may have both
- •carrier or suspected carrier of infectious diseaseZ22
- •infectious and parasitic diseases complicating pregnancy, childbirth and the puerperiumO98
- •infectious and parasitic diseases specific to the perinatal periodP35-P39
- •influenza and other acute respiratory infectionsJ00-J22
- •human immunodeficiency virus [HIV] diseaseB20
Use Additional Code
Additional codes that should follow this code
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(104)
SNOMED CT
- Disease with a predominantly sexual mode of transmission8098009
- STD - sexually transmitted disease8098009
- STI - sexually transmitted infection8098009
- Sexually transmissible disease8098009
- Sexually transmitted disease8098009
- Sexually transmitted infectious disease8098009
- Statutory venereal disease8098009
- VD - venereal disease8098009
- Venereal disease8098009
- Venereal disease in pregnancy274118001
- Sexually transmitted bacterial disease affecting skin402126004
UMLS
- Disease with a predominantly sexual mode of transmissionC0036916
- Disease, Sexually TransmittedC0036916
- Disease, VenerealC0036916
- Diseases, Sexually TransmittedC0036916
- Diseases, VenerealC0036916
- Infection, Sexually TransmittedC0036916
- Infections with a predominantly sexual mode of transmission (A50-A64)C0036916
- Infections, Sexually TransmittedC0036916
- SEX TRANSM DISC0036916
- STDC0036916
- STD - sexually transmitted diseaseC0036916
- STDsC0036916
- STIC0036916
- STI - sexually transmitted infectionC0036916
- STIsC0036916
- Sexually Transmitted DiseaseC0036916
- Sexually Transmitted DiseasesC0036916
- Sexually Transmitted DisorderC0036916
- Sexually Transmitted InfectionC0036916
- Sexually Transmitted InfectionsC0036916
- Sexually transmissible diseaseC0036916
- Sexually transmitted diseaseC0036916
- Sexually transmitted disease NOSC0036916
- Sexually transmitted diseasesC0036916
- Sexually transmitted infectionC0036916
- Sexually transmitted infectious diseaseC0036916
- Sexually transmitted infectious disease (disorder)C0036916
- Statutory venereal diseaseC0036916
- Transmitted Infection, SexuallyC0036916
- Transmitted Infections, SexuallyC0036916
- Unspecified sexually transmitted diseaseC0036916
- VD - venereal diseaseC0036916
- VENEREAL DISC0036916
- Venereal DiseaseC0036916
- Venereal DiseasesC0036916
- Venereal diseaseC0036916
- Venereal disease NOSC0036916
- Venereal disease, unspecifiedC0036916
- disease sexually transmitC0036916
- disease sexually transmittedC0036916
- disease venerealC0036916
- diseases sexually transmittedC0036916
- diseases venerealC0036916
- sexually transmitted diseaseC0036916
- sexually transmitted disease (STD)C0036916
- sexually transmitted diseasesC0036916
- sexually transmitted diseases (STDs)C0036916
- vdsC0036916
- venereal diseaseC0036916
- venereal diseasesC0036916
Clinical Terms
- Infections, Sexually Transmitted
- SEX TRANSM DIS
- STD - sexually transmitted disease
- disease sexually transmit
- diseases sexually transmitted
- Sexually transmitted infectious disease (disorder)
- Sexually transmitted disease
- Diseases, Venereal
- Sexually transmissible disease
- Infections with a predominantly sexual mode of transmission (A50-A64)
- STDs
- Sexually Transmitted Diseases
- Sexually transmitted bacterial disease affecting skin
- Venereal disease in pregnancy
- Infection, Sexually Transmitted
- Disease, Sexually Transmitted
- STI
- venereal disease
- Venereal disease, unspecified
- vds
- Transmitted Infection, Sexually
- Diseases, Sexually Transmitted
- Sexually Transmitted Infections
- STD
- VENEREAL DIS
- sexually transmitted disease (STD)
- Venereal Diseases
- STI - sexually transmitted infection
- VD - venereal disease
- Sexually Transmitted Infection
- Venereal disease NOS
- Sexually Transmitted Disorder
- Sexually transmitted infectious disease
- Transmitted Infections, Sexually
- Disease with a predominantly sexual mode of transmission
- STIs
- disease venereal
- Disease, Venereal
- diseases venereal
- sexually transmitted diseases (STDs)
- disease sexually transmitted
- Sexually transmitted disease NOS
- Statutory venereal disease
Frequently Asked Questions
What is the ICD-10 code for unspecified sexually transmitted disease?
The ICD-10-CM code for unspecified sexually transmitted disease is A64. The full clinical description is "Unspecified sexually transmitted disease". A64 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code A64 mean?
ICD-10-CM code A64 represents “Unspecified sexually transmitted disease”. It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a billable/specific code that can be used on a claim.
Is A64 a billable code?
Yes, A64 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A64 in?
A64 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A64?
A64 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; nonspecific and nongonococcal urethritis (N34.1); Reiter's disease (M02.3-).
Are additional codes required with A64?
Yes, when using A64, also report: resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does A64 map to?
A64 maps to 3 SNOMED CT concepts: 8098009, 402126004, 274118001. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A64?
A64 is linked to 1 UMLS Concept Unique Identifier: C0036916. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A64 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like unspecified sexually transmitted disease affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of A64?
A64 maps to the ICD-11 code: 1A9Z (Predominantly sexually transmitted infections, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.