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ICD-10-CM 2027

ICD-10 code for acid

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

From the official ICD-10-CM alphabetic index entry “Acid”. Page updated September 29, 2026.

About coding acid

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

More specific acid codes (official index)

  • burn
  • deficiency
  • amide nicotinic E52 — Niacin deficiency [pellagra]
  • ascorbic E54 — Ascorbic acid deficiency
  • folic E53.8 — Deficiency of other specified B group vitamins
  • nicotinic E52 — Niacin deficiency [pellagra]
  • pantothenic E53.8 — Deficiency of other specified B group vitamins
  • intoxication E87.29 — Other acidosis
  • peptic disease K30 — Functional dyspepsia
  • phosphatase deficiency E83.39 — Other disorders of phosphorus metabolism
  • stomach K30 — Functional dyspepsia
  • psychogenic F45.8 — Other somatoform disorders

Common questions about acid ICD-10 codes

What is the ICD-10 code for intoxication acid?

E87.29 — Other acidosis.

What is the ICD-10 code for peptic disease acid?

K30 — Functional dyspepsia.

What is the ICD-10 code for phosphatase deficiency acid?

E83.39 — Other disorders of phosphorus metabolism.

What is the ICD-10 code for stomach acid?

K30 — Functional dyspepsia.