2017/18 ICD-10-CM Diagnosis Code A53.9

Syphilis, unspecified

Applicable To
  • Infection due to Treponema pallidum NOS
  • Syphilis (acquired) NOS
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as A53.9. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • syphilis NOS under two years of age (
    ICD-10-CM Diagnosis Code A50.2

    Early congenital syphilis, unspecified

      2016 2017 2018 Billable/Specific Code
    Applicable To
    • Congenital syphilis NOS less than two years after birth.
    A50.2
    )
The following code(s) above A53.9 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 A53.9:
  • A00-B99
    2018 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
    2018 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
Approximate Synonyms Clinical Information ICD-10-CM A53.9 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert A53.9 to ICD-9-CM

Code History

Diagnosis Index entries containing back-references to A53.9:

ICD-10-CM Codes Adjacent To A53.9
A52.74 Syphilis of liver and other viscera
A52.75 Syphilis of kidney and ureter
A52.76 Other genitourinary symptomatic late syphilis
A52.77 Syphilis of bone and joint
A52.78 Syphilis of other musculoskeletal tissue
A52.79 Other symptomatic late syphilis
A52.8 Late syphilis, latent
A52.9 Late syphilis, unspecified
A53 Other and unspecified syphilis
A53.0 Latent syphilis, unspecified as early or late
A53.9 Syphilis, unspecified
A54 Gonococcal infection
A54.0 Gonococcal infection of lower genitourinary tract without periurethral or accessory gland abscess
A54.00 Gonococcal infection of lower genitourinary tract, unspecified
A54.01 Gonococcal cystitis and urethritis, unspecified
A54.02 Gonococcal vulvovaginitis, unspecified
A54.03 Gonococcal cervicitis, unspecified
A54.09 Other gonococcal infection of lower genitourinary tract
A54.1 Gonococcal infection of lower genitourinary tract with periurethral and accessory gland abscess
A54.2 Gonococcal pelviperitonitis and other gonococcal genitourinary infection
A54.21 Gonococcal infection of kidney and ureter

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