Specific code 2014 ICD-9-CM Diagnosis Code 276.0
Hyperosmolality and/or hypernatremia
  • Billable Code
  • Short description: Hyperosmolality.
  • ICD-9-CM 276.0 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 276.0 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Dehydration hypernatremic
  • Hypernatremia
  • Hypernatremia (high sodium level)
  • Hypernatremic dehydration
  • Hyperosmolality
  • Hyperosmolality w hypernatremia
  • Hyperosmolality with hypernatremia
  • Hyperosmolarity
Clinical Information
  • Excessive amount of sodium in the blood.
Applies To
  • Sodium [Na] excess
  • Sodium [Na] overload
Convert to ICD-10-CM: 276.0 converts directly to:
  • 2014 ICD-10-CM E87.0 Hyperosmolality and hypernatremia
ICD-9-CM Volume 2 Index entries containing back-references to 276.0:
  • Anhydration 276.51
    • with
      • hypernatremia 276.0
      • hyponatremia 276.1
  • Anhydremia 276.52
    • with
      • hypernatremia 276.0
      • hyponatremia 276.1
  • Cachexia 799.4
    • dehydration 276.51
      • with
        • hypernatremia 276.0
        • hyponatremia 276.1
  • Dehydration (cachexia) 276.51
    • with
      • hypernatremia 276.0
      • hyponatremia 276.1
  • Edema, edematous 782.3
    • due to
      • lymphatic obstruction - see Edema, lymphatic
      • salt retention 276.0
    • salt 276.0
  • Excess, excessive, excessively
    • sodium (Na) 276.0
  • Findings, (abnormal), without diagnosis (examination) (laboratory test) 796.4
  • Fluid
    • loss (acute) 276.50
      • with
        • hypernatremia 276.0
        • hyponatremia 276.1
  • Hypernatremia 276.0
    • with water depletion 276.0
  • Hyperosmolality 276.0
  • Loss
    • fluid (acute) 276.50
      • with
        • hypernatremia 276.0
        • hyponatremia 276.1
      • fetus or newborn 775.5
  • Overload
    • sodium (Na) 276.0
  • Syndrome - see also Disease
    • hypernatremia 276.0
    • hyperosmolarity 276.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 276.0 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.