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ICD-10-CM Diagnosis Code A51.9

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

Early syphilis, unspecified

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
-- -- -- -- -- -- Acute No
Back-references to A51.9
  • Syphilis, syphilitic(acquired) A53.9
    • age under 2 years NOS see also Syphilis, congenital, early
      • acquired A51.9
      • early A51.9
        • relapse(treated, untreated) A51.9
          • symptomatic A51.9
          • recently acquired, symptomatic A51.9
          • Chapter, Section and Diagnosis Prefix for A51.9
              A00-B99 :

              Certain infectious and parasitic diseases

              A50-A64 :

              Infections with a predominantly sexual mode of transmission

              A51 :

              Early syphilis