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ICD-10-CM 2027

ICD-10 code for Decrease

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Decrease (d)”. Page updated September 29, 2026.

About coding Decrease

The official ICD-10-CM index doesn't give a single default code for decrease; the code depends on the details below.

More specific Decrease codes (official index)

  • absolute neutrophile count
  • blood
  • glucose E16.2 — Hypoglycemia, unspecified
  • level 1 E16.A1 — Hypoglycemia level 1
  • level 2 E16.A2 — Hypoglycemia level 2
  • level 3 E16.A3 — Hypoglycemia level 3
  • platelets
  • pressure R03.1 — Nonspecific low blood-pressure reading
  • due to shock following
  • injury T79.4 — Traumatic shock
  • operation T81.19 — Other postprocedural shock
  • estrogen E28.39 — Other primary ovarian failure
  • postablative E89.40 — Asymptomatic postprocedural ovarian failure
  • asymptomatic E89.40 — Asymptomatic postprocedural ovarian failure
  • symptomatic E89.41 — Symptomatic postprocedural ovarian failure
  • fragility of erythrocytes D58.8 — Other specified hereditary hemolytic anemias
  • function
  • lipase (pancreatic) K90.3 — Pancreatic steatorrhea
  • ovary in hypopituitarism E23.0 — Hypopituitarism
  • parenchyma of pancreas K86.89 — Other specified diseases of pancreas
  • pituitary (gland) (anterior) (lobe) E23.0 — Hypopituitarism
  • posterior (lobe) E23.0 — Hypopituitarism
  • functional activity R68.89 — Other general symptoms and signs
  • glucose E16.2 — Hypoglycemia, unspecified
  • hematocrit R71.0 — Precipitous drop in hematocrit
  • hemoglobin R71.0 — Precipitous drop in hematocrit
  • leukocytes D72.819 — Decreased white blood cell count, unspecified
  • specified NEC D72.818 — Other decreased white blood cell count
  • libido R68.82 — Decreased libido
  • lymphocytes D72.810 — Lymphocytopenia
  • platelets D69.6 — Thrombocytopenia, unspecified
  • respiration, due to shock following injury T79.4 — Traumatic shock
  • sexual desire R68.82 — Decreased libido
  • tear secretion NEC
  • tolerance
  • fat K90.49 — Malabsorption due to intolerance, not elsewhere classified
  • glucose R73.09 — Other abnormal glucose
  • pancreatic K90.3 — Pancreatic steatorrhea
  • salt and water E87.8 — Other disorders of electrolyte and fluid balance, not elsewhere classified
  • vision NEC H54.7 — Unspecified visual loss
  • white blood cell count D72.819 — Decreased white blood cell count, unspecified
  • specified NEC D72.818 — Other decreased white blood cell count

Common questions about Decrease ICD-10 codes

What is the ICD-10 code for estrogen decrease?

E28.39 — Other primary ovarian failure.

What is the ICD-10 code for fragility of erythrocytes decrease?

D58.8 — Other specified hereditary hemolytic anemias.

What is the ICD-10 code for functional activity decrease?

R68.89 — Other general symptoms and signs.

What is the ICD-10 code for glucose decrease?

E16.2 — Hypoglycemia, unspecified.

What is the ICD-10 code for hematocrit decrease?

R71.0 — Precipitous drop in hematocrit.

What is the ICD-10 code for hemoglobin decrease?

R71.0 — Precipitous drop in hematocrit.

What is the ICD-10 code for leukocytes decrease?

D72.819 — Decreased white blood cell count, unspecified.