D73.1

Hypersplenism

Billable / specific

D73.1 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Excludes1

Not coded here — never report together with this code.

  • neutropenic splenomegaly (D73.81)
  • primary splenic neutropenia (D73.81)
  • splenitis, splenomegaly in late syphilis (A52.79)
  • splenitis, splenomegaly in tuberculosis (A18.85)
  • splenomegaly NOS (R16.1)
  • splenomegaly congenital (Q89.0)

Excludes2

Not included here — may be reported together when both conditions exist.

  • autoimmune disease (systemic) NOS (M35.9) (from D73)
  • certain conditions originating in the perinatal period (P00-P96) (from D73)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from D73)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from D73)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from D73)
  • human immunodeficiency virus [HIV] disease (B20) (from D73)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from D73)
  • neoplasms (C00-D49) (from D73)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from D73)

Also known as

  • Aleukia, splenica
  • Big spleen syndrome
  • Gamna's disease
  • Gandy-Nanta disease
  • Hypersplenia, hypersplenism
  • Increase, increased, splenic activity
  • Metaplasia, myelogenous
  • Metaplasia, myeloid
  • Metaplasia, spleen
  • Panhematopenia, splenic, primary
  • Syndrome, big spleen
  • Syndrome, hypersplenic

Parent code

  • D73Diseases of spleenHeader

Related codes

  • D73.0HyposplenismBillable
  • D73.2Chronic congestive splenomegalyBillable
  • D73.3Abscess of spleenBillable
  • D73.4Cyst of spleenBillable
  • D73.5Infarction of spleenBillable
  • D73.8Other diseases of spleenHeader
  • D73.9Disease of spleen, unspecifiedBillable

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