A50.9
BillableCongenital syphilis, unspecified
Congenital syphilis, unspecified
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)
Excludes 2
Conditions not included here, but the patient may have both
- carrier or suspected carrier of infectious disease (Z22.-)
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
- human immunodeficiency virus [HIV] disease (B20)
Use Additional Code
Additional codes that should follow this code
- code to identify resistance to antimicrobial drugs (Z16.-)
Also Known As / Clinical Terms
SNOMED CT
- Congenital syphilis35742006
- Oral syphilis235062007
- Pericellular fibrosis of congenital syphilis235898000
- Treponema pallidum ELISA positive390880002
- Treponema pallidum detected by enzyme-linked immunosorbent assay390880002
- Treponema pallidum enzyme-linked immunosorbent assay positive390880002
- Syphilis test finding406115008
- Hypoplasia of enamel due to congenital syphilis703134008
- Syphilitic hypoplasia of enamel703134008
- Gingival disease caused by bacteria708055005
- Gingival disease caused by Treponema pallidum713251003
- Gingival syphilis713251003
UMLS
- CONGEN SYPHILISC0039131
- Congenital SyphilisC0039131
- Congenital Treponema pallidum infectionC0039131
- Congenital syphilisC0039131
- Congenital syphilis (disorder)C0039131
- Congenital syphilis, unspecifiedC0039131
- SYPHILIS CONGENC0039131
- Syphilis, CongenitalC0039131
- Unspecified congenital syphilisC0039131
- congenital syphilisC0039131
- syphilis congenitalC0039131
Frequently Asked Questions
What is ICD-10 code A50.9?
ICD-10-CM code A50.9 represents "Congenital syphilis, unspecified". It is a billable/specific code that can be used on a claim.
Is A50.9 a billable code?
Yes, A50.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A50.9 in?
A50.9 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A50.9?
A50.9 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 A50.9?
Yes, when using A50.9 you should also code: code to identify resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does A50.9 map to?
A50.9 maps to 8 SNOMED CT concepts: 35742006, 713251003, 708055005, 703134008, 235062007, and 3 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A50.9?
A50.9 is linked to 1 UMLS Concept Unique Identifier: C0039131. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.