ICD-10-CM 2027
ICD-10 code for stomach paralysis
From the official ICD-10-CM alphabetic index entry “Paralysis, paralytic (complete) (incomplete) › stomach”. Page updated September 29, 2026.
About coding stomach paralysis
The ICD-10-CM code for stomach paralysis is K31.84 (Gastroparesis). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on K31.84.
Within K31.8 (other specified diseases of stomach and duodenum), K31.84 is specifically for Gastroparesis. Related codes cover Angiodysplasia of stomach and duodenum (K31.81), Dieulafoy lesion (hemorrhagic) of stomach and duodenum (K31.82), Achlorhydria (K31.83) and other diseases of stomach and duodenum (K31.89).
Code first underlying disease, if known, such as: anorexia nervosa (F50.0-), diabetes mellitus (E08.43, E09.43, E10.43, E11.43, E13.43) and scleroderma (M34.-).
It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.
More specific stomach paralysis codes (official index)
- diabetic
- nerve G52.2 — Disorders of vagus nerve
- diabetic
Common questions about stomach paralysis ICD-10 codes
What is the ICD-10 code for stomach paralysis?
- K31.84 — Gastroparesis. More specific codes apply when the documentation supports them: G52.2.
What is the ICD-10 code for nerve stomach paralysis?
- G52.2 — Disorders of vagus nerve.
Is K31.84 billable?
- Yes. K31.84 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can K31.84 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict K31.84 as a principal diagnosis.
Is K31.84 a CC or MCC?
- No. K31.84 is neither a CC nor an MCC under MS-DRG v44.0.