Specific code 2015 ICD-9-CM Diagnosis Code 259.1
Precocious sexual development and puberty, not elsewhere classified
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015
  • Pediatric Only Dx (0-17 years)

  • ICD-9-CM 259.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 259.1 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Convert to ICD-10-CM: 259.1 converts approximately to:
  • 2015/16 ICD-10-CM E30.1 Precocious puberty
    Or:
  • 2015/16 ICD-10-CM E30.8 Other disorders of puberty
Approximate Synonyms
  • Constitutional sexual precocity
  • Cryptogenic sexual precocity
  • Early menarche
  • Precocious pubarche
  • Precocious puberty
  • Precocious sexual development
  • Premature adrenarche
  • Premature adrenarche (puberty disorder)
  • Premature breast development
  • Premature development of the breasts
  • Premature menarche
  • Sexual precocity, constitutional
  • Sexual precocity, cryptogenic
Clinical Information
  • Unusually early sexual maturity
Applies To
  • Sexual precocity:
    • NOS
    • constitutional
    • cryptogenic
    • idiopathic
ICD-9-CM Coding Information
  • 259.1 is only applicable to pediatric patients aged 0 - 17 years inclusive.
ICD-9-CM Volume 2 Index entries containing back-references to 259.1:
  • Adrenarche, precocious 259.1
  • Breast - see also condition
  • Buds
    • breast 259.1
  • Development
    • sexual, precocious NEC 259.1
  • Menarche, precocious 259.1
  • Menstruation
    • precocious 259.1
  • Precocious
    • adrenarche 259.1
    • menarche 259.1
    • menstruation 259.1
    • pubarche 259.1
    • puberty NEC 259.1
    • sexual development NEC 259.1
    • thelarche 259.1
  • Precocity, sexual (constitutional) (cryptogenic) (female) (idiopathic) (male) NEC 259.1
    • with adrenal hyperplasia 255.2
  • Premature - see also condition
    • puberty 259.1
  • Pubarche, precocious 259.1
  • Pubertas praecox 259.1
  • Puberty V21.1
    • precocious (constitutional) (cryptogenic) (idiopathic) NEC 259.1
      • due to
    • premature 259.1
      • due to
        • adrenal cortical hyperfunction 255.2
        • pineal tumor 259.8
        • pituitary (anterior) hyperfunction 253.1
  • Sexual
    • precocity (constitutional) (cryptogenic) (female) (idiopathic) (male) NEC 259.1
      • with adrenal hyperplasia 255.2
  • Thelarche, precocious 259.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 259.1 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.