251.2 HYPOGLYCEMIA NOS


Code Information

Diagnosis Code: 251.2

Short Description: Hypoglycemia NOS

Long Description: Hypoglycemia, unspecified

Code Classification:

  • Endocrine, nutritional and metabolic diseases, and immunity disorders (240–279)
    • Diseases of other endocrine glands (249-259)
      • 251 Other disorders of pancreatic internal secretion
        • 251.2 Hypoglycemia NOS

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 251.2 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Encephalopathy (acute) 348.30
    • hypoglycemic 251.2
  • Findings, (abnormal), without diagnosis (examination) (laboratory test) 796.4
    • blood sugar level 790.29
      • low 251.2
  • Glycopenia 251.2
  • Hyperinsulinism (ectopic) (functional) (organic) NEC 251.1
    • reactive 251.2
    • spontaneous 251.2
  • Hypoglycemia (spontaneous) 251.2
    • coma 251.0
      • diabetic 250.3
        • due to secondary diabetes 249.3
    • diabetic 250.8
      • due to secondary diabetes 249.8
    • due to insulin 251.0
      • therapeutic misadventure 962.3
    • familial (idiopathic) 251.2
    • following gastrointestinal surgery 579.3
    • infantile (idiopathic) 251.2
    • in infant of diabetic mother 775.0
    • leucine-induced 270.3
    • neonatal 775.6
    • reactive 251.2
    • specified NEC 251.1
  • McQuarrie's syndrome (idiopathic familial hypoglycemia) 251.2
  • Polyneuropathy (peripheral) 356.9
    • in
      • hypoglycemia 251.2 [357.4]
  • Sugar
    • blood
      • low 251.2
  • Syndrome - see also Disease
    • hypoglycemic (familial) (neonatal) 251.2
      • functional 251.1
    • McQuarrie's (idiopathic familial hypoglycemia) 251.2
  • Transient - see also condition
    • hypoglycemia (post-procedural) 251.2

Crosswalk Information

The code 251.2 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
251.2 Right Arrow E16.2 Hypoglycemia, unspecified
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
251.0 Hypoglycemic coma
251.1 Other specified hypoglycemia
251.3 Postsurgical hypoinsulinemia
251.4 Abnormality of secretion of glucagon
251.5 Abnormality of secretion of gastrin
251.8 Other specified disorders of pancreatic internal secretion
251.9 Unspecified disorder of pancreatic internal secretion


This page was last updated on: 10/1/2014