E87.20

Acidosis, unspecified

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

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

This code · E87.20

Code also

, if applicable, respiratory failure with hypercapnia (J96. with 5th character 2)

Synonyms

Lactic acidosis NOS Metabolic acidosis NOS

Inherited from E87.2Acidosis

Excludes 1

diabetic acidosis - see categories E08-E10, E11, E13 with ketoacidosis

Inherited from E87Other disorders of fluid, electrolyte and acid-base balance

Excludes 1

diabetes insipidus (E23.2) electrolyte imbalance associated with hyperemesis gravidarum (O21.1) electrolyte imbalance following ectopic or molar pregnancy (O08.5) familial periodic paralysis (G72.3) metabolic acidemia in newborn, unspecified (P19.9)

Inherited from E70-E88Metabolic disorders

Excludes 1

androgen insensitivity syndrome (E34.5-) congenital adrenal hyperplasia (E25.0) hemolytic anemias attributable to enzyme disorders (D55.-) Marfan syndrome (Q87.4-) 5-alpha-reductase deficiency (E29.1)

Excludes 2

Ehlers-Danlos syndromes (Q79.6-)

Inherited from chapter 4Endocrine, nutritional and metabolic diseases

Excludes 1

transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Official Guidelines for E87.20

FY 2026 ›

I.C.4Chapter-specific guidanceChapter 4: Endocrine, Nutritional, and Metabolic Diseases (E00-E89)

Subsections

Find E87.20 in the alphabetic index

6 index paths lead to this code