Home > 2012 ICD-9-CM Diagnosis Codes > Diseases Of The Nervous System And Sense Organs 320-389 > Inflammatory Diseases Of The Central Nervous System 320-327 > Organic sleep disorders 327-
Non-specific code 2012 ICD-9-CM Diagnosis Code 327.0
Organic disorders of initiating and maintaining sleep [organic insomnia]
  • There are 4 ICD-9-CM codes below 327.0 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 327.0.
  • More recent version(s) of ICD-9-CM 327.0: 2013 2014 2015.
327.0 Excludes
  • insomnia NOS (780.52)
  • insomnia not due to a substance or known physiological condition (307.41-307.42)
  • insomnia with sleep apnea NOS (780.51)
 327 ICD9Data.com 327.00 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 327.0 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
Free ICD-9-CM Codes
Site Information
Free ICD-10-CM/PCS Codes
Free HCPCS Codes