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ICD-10-CM Diagnosis Code A51.0

Effective Date: 10/01/2015 To 09/30/2025

Primary genital syphilis

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
-- -- -- -- -- -- Acute No
Applicable To for A51.0:
  • Syphilitic chancre NOS

Back-references to A51.0
  • Bubo I88.8
    • syphilitic(primary) A51.0
    • Chancre(any genital site) (hard) (hunterian) (mixed) (primary) (seronegative) (seropositive) (syphilitic) A51.0
      • urethra A51.0
      • Lesion(s) (nontraumatic)
      • Syphilis, syphilitic(acquired) A53.9
        • bubo(primary) A51.0
          • chancre(multiple) A51.0
            • Rollet's A51.0
            • early A51.9
              • symptomatic A51.9
                • primary, except extragenital chancre A51.0
              • genital(primary) A51.0
                • penis(chancre) A51.0
                  • primary A51.0
                    • genital A51.0
                    • vagina A51.0
                      • vulva A51.0
                      • Ulcus see also Ulcer
                        • durum(syphilitic) A51.0
                        • Vaginitis(acute) (circumscribed) (diffuse) (emphysematous) (nonvenereal) (ulcerative) N76.0
                          • syphilitic(early) A51.0
                          • Vulvitis(acute) (allergic) (atrophic) (hypertrophic) (intertriginous) (senile) N76.2
                            • syphilitic(early) A51.0
                            • Chapter, Section and Diagnosis Prefix for A51.0
                                A00-B99 :

                                Certain infectious and parasitic diseases

                                A50-A64 :

                                Infections with a predominantly sexual mode of transmission

                                A51 :

                                Early syphilis