ICD 9 CM Codes

656.20 Isoimmunization from other and unspecified blood-group incompatibility, unspecified as to episode of care or not applicable
POA Exempt
Billable CodeICD-9-CM  656.20    is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
ICD-9-CM '656.20' 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.
GEMS
656.20 direcly converts to ICD-10-CM
ICD-10-CM O36.1190 Maternal care for Anti-A sensitization, unspecified trimester, not applicable or unspecified
GEMS
656.20 direcly converts to ICD-10-CM
ICD-10-CM O36.1990 Maternal care for other isoimmunization, unspecified trimester, not applicable or unspecified
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 656.20 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.