ICD-10-CM Codes
A00-B99 Certain infectious and parasitic diseases
A50-A64 Infections with a predominantly sexual mode of transmission
A52- Late syphilis

2018/2019 ICD-10-CM Diagnosis Code A52.1

Symptomatic neurosyphilis

2016

2017

2018

2019

Non-Billable/Non-Specific Code

A52.1 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2018/2019 edition of ICD-10-CM A52.1 became effective on October 1, 2018.
This is the American ICD-10-CM version of A52.1 - other international versions of ICD-10 A52.1 may differ.

The following code(s) above A52.1 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to A52.1:

A00-B99
2019 ICD-10-CM Range A00-B99
Certain infectious and parasitic diseases
Includes
- diseases generally recognized as communicable or transmissible
Type 1 Excludes
- certain localized infections - see body system-related chapters
Type 2 Excludes
- 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)
Use Additional
- code to identify resistance to antimicrobial drugs (Z16.-)
Certain infectious and parasitic diseases
A50-A64
2019 ICD-10-CM Range A50-A64
Infections with a predominantly sexual mode of transmission
Type 1 Excludes
- human immunodeficiency virus [HIV] disease (B20)
- nonspecific and nongonococcal urethritis (N34.1)
- Reiter's disease (M02.3-)
Infections with a predominantly sexual mode of transmission

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change

Code annotations containing back-references to A52.1:

Type 1 Excludes: G99.8

ICD-10-CM Diagnosis Code G99.8
Other specified disorders of nervous system in diseases classified elsewhere
Code First
- underlying disorder, such as:
- amyloidosis (E85.-)
- avitaminosis (E56.9)
Type 1 Excludes
- nervous system involvement in:
- cysticercosis (B69.0)
- rubella (B06.0-)
- syphilis (A52.1-)

ICD-10-CM Codes Adjacent To A52.1

A52 Late syphilis

A52.0 Cardiovascular and cerebrovascular syphilis

A52.00 Cardiovascular syphilis, unspecified

A52.01 Syphilitic aneurysm of aorta

A52.02 Syphilitic aortitis

A52.03 Syphilitic endocarditis

A52.04 Syphilitic cerebral arteritis

A52.05 Other cerebrovascular syphilis

A52.06 Other syphilitic heart involvement

A52.09 Other cardiovascular syphilis

A52.1 Symptomatic neurosyphilis

A52.10 …… unspecified

A52.11 Tabes dorsalis

A52.12 Other cerebrospinal syphilis

A52.13 Late syphilitic meningitis

A52.14 Late syphilitic encephalitis

A52.15 Late syphilitic neuropathy

A52.16 Charcôt's arthropathy (tabetic)

A52.17 General paresis

A52.19 Other symptomatic neurosyphilis

A52.2 Asymptomatic neurosyphilis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.