Not Valid for Submission
A51 is a "header" nonspecific and non-billable code code, consider using a code with a higher level of specificity for a diagnosis of early syphilis. The code is NOT valid for the year 2020 for the submission of HIPAA-covered transactions.
Consider the following ICD-10 codes with a higher level of specificity:
- A51.0 - Primary genital syphilis
- A51.1 - Primary anal syphilis
- A51.2 - Primary syphilis of other sites
- A51.3 - Secondary syphilis of skin and mucous membranes
- A51.31 - Condyloma latum
- A51.32 - Syphilitic alopecia
- A51.39 - Other secondary syphilis of skin
- A51.4 - Other secondary syphilis
- A51.41 - Secondary syphilitic meningitis
- A51.42 - Secondary syphilitic female pelvic disease
- A51.43 - Secondary syphilitic oculopathy
- A51.44 - Secondary syphilitic nephritis
- A51.45 - Secondary syphilitic hepatitis
- A51.46 - Secondary syphilitic osteopathy
- A51.49 - Other secondary syphilitic conditions
- A51.5 - ... latent
- A51.9 - ... unspecified
Code Classification
Code History
- FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
(First year ICD-10-CM implemented into the HIPAA code set) - FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
- FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
- FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
- FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020