D59.12

Cold autoimmune hemolytic anemia

Risk-adjusting (HCC)Billable code

HCC risk adjustment mapping

CMS-HCC V28

HCC109

Acquired Hemolytic, Aplastic, and Sideroblastic Anemias

CMS-HCC ESRD V24

HCC46

Severe Hematological Disorders

RxHCC V08

RXHCC96

Acquired Hemolytic, Aplastic, and Sideroblastic Anemias

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · D59.12
Synonyms

Chronic cold hemagglutinin disease Cold agglutinin disease Cold agglutinin hemoglobinuria Cold type (primary) (secondary) (symptomatic) autoimmune hemolytic anemia Cold type autoimmune hemolytic disease

Inherited from D59.1Other autoimmune hemolytic anemias
Excludes 2

Evans syndrome (D69.41) hemolytic disease of newborn (P55.-) paroxysmal cold hemoglobinuria (D59.6)

Inherited from chapter 3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
Excludes 2

autoimmune disease (systemic) NOS (M35.9) certain conditions originating in the perinatal period (P00-P96) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) human immunodeficiency virus [HIV] disease (B20) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Official Guidelines for D59.12

FY 2026 ›