Non-specific code 2014 ICD-9-CM Diagnosis Code 643.1
Hyperemesis gravidarum with metabolic disturbance
  • Non-Billable Code
  • There are 3 ICD-9-CM codes below 643.1 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
Applies To
  • Hyperemesis gravidarum, starting before the end of the 22nd week of gestation, with metabolic disturbance, such as:
    • carbohydrate depletion
    • dehydration
    • electrolyte imbalance
ICD-9-CM Volume 2 Index entries containing back-references to 643.1:
  • Electrolyte imbalance 276.9
    • with
      • abortion - see Abortion, by type, with metabolic disorder
      • ectopic pregnancy (see also categories 633.0-633.9) 639.4
      • hyperemesis gravidarum (before 22 completed weeks gestation) 643.1
      • molar pregnancy (see also categories 630-632) 639.4
  • Hyperemesis 536.2
    • gravidarum (mild) (before 22 completed weeks gestation) 643.0
      • with
        • carbohydrate depletion 643.1
        • dehydration 643.1
        • electrolyte imbalance 643.1
        • metabolic disturbance 643.1
      • affecting fetus or newborn 761.8
      • severe (with metabolic disturbance) 643.1
  • Imbalance 781.2
    • electrolyte 276.9
      • with
        • abortion - see Abortion, by type, with metabolic disorder
        • ectopic pregnancy (see also categories 633.0-633.9) 639.4
        • hyperemesis gravidarum (before 22 completed weeks gestation) 643.1
        • molar pregnancy (see also categories 630-632) 639.4
      • following
      • neonatal, transitory NEC 775.5
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 643.1 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.