A50.40
BillableLate congenital neurosyphilis, unspecified
Late congenital neurosyphilis, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Juvenile neurosyphilis NOS
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.-)
- code to identify any associated mental disorder
Also Known As / Clinical Terms
SNOMED CT
- Syphilitic gumma of central nervous system21523006
- Neurosyphilis26039008
- Syphilis of central nervous system26039008
- Syphilitic gumma64102008
- Secondary neurosyphilis240564002
- Gummatous neurosyphilis240566000
- Late congenital neurosyphilis266126006
- Secondary syphilis of nervous system1052319006
- Neurosyphilitic tic disorder1177060002
- Tic disorder due to neurosyphilis1177060002
Frequently Asked Questions
What is the ICD-10 code for late congenital neurosyphilis, unspecified?
The ICD-10-CM code for late congenital neurosyphilis, unspecified is A50.40. The full clinical description is "Late congenital neurosyphilis, unspecified". A50.40 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code A50.40 mean?
ICD-10-CM code A50.40 represents "Late congenital neurosyphilis, unspecified". 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 A50.40 a billable code?
Yes, A50.40 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A50.40 in?
A50.40 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A50.40?
A50.40 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-); and 1 more.
Are additional codes required with A50.40?
Yes, when using A50.40 you should also code: code to identify resistance to antimicrobial drugs (Z16.-); code to identify any associated mental disorder.
What SNOMED CT codes does A50.40 map to?
A50.40 maps to 8 SNOMED CT concepts: 240566000, 266126006, 26039008, 1177060002, 240564002, and 3 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A50.40?
A50.40 is linked to 2 UMLS Concept Unique Identifiers: C0153132, C2893322. 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.