K31.84 – Gastroparesis

K31.84 – Gastroparesis

Learn about K31.84 – Gastroparesis, including its billability, clinical information, and other related codes.

By Karina Jimenea on Aug 8, 2025.

Fact Checked by Ericka Pingol.

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K31.84 diagnosis code: Gastroparesis

Gastroparesis (ICD-10-CM code K31.84), also known as gastric stasis or gastroparalysis, is a condition characterized by delayed gastric emptying without any mechanical obstruction, lasting for at least three months. It may be linked to other systemic diseases such as anorexia nervosa (F50.0-), diabetes mellitus (E08.43, E09.43, E10.43, E11.43, E13.43), or scleroderma (M34.-). When diagnosing, it is essential to code first underlying disease, if known, which contributes to gastroparesis to ensure proper medical management.

Is K31.84 billable?

Yes, K31.84 for gastroparesis is a billable code in the ICD-10-CM system. It can be used for reimbursement when documenting a diagnosis.

Clinical information

Medical professionals use the term gastroparesis to refer to stomach paralysis. It is a type of neuropathy that affects the stomach's muscles and nerves to the point that the stomach can't process food and empty itself as it should.

This condition halts the digestive system's process and results in a person feeling the following symptoms:

  • They will quickly feel full, and this feeling will last for several hours
  • They will lose their appetite and might even regurgitate what they ate
  • They might feel nauseated and vomit
  • They might have acid reflux and heartburn
  • They will feel upper abdominal pain, and their stomach might look bloated
  • They will become constipated
  • Their blood sugar might levels might fluctuate (this is bad if they're diabetic)

Gastroparesis is diagnosed based on symptoms, medical history, and a physical exam to check for abdominal swelling or tenderness. Imaging tests such as gastric emptying study is often used to confirm delayed stomach emptying, which is key to diagnosing the condition.

Synonyms include

  • Diabetes type 2 with gastroparesis
  • Gastroparesis due to type 2 diabetes mellitus
  • Gastroparesis syndrome

Other ICD-10 codes commonly used for gastroparesis

  • E08.43: Diabetes mellitus due to underlying condition with diabetic autonomic (poly)neuropathy
  • E09.43: Drug or chemical induced diabetes mellitus with neurological complications with diabetic autonomic (poly)neuropathy
  • E10.43: Type 1 diabetes mellitus with diabetic autonomic (poly)neuropathy
  • E11.43: Type 2 diabetes mellitus with diabetic autonomic (poly)neuropathy
  • E13.43: Other specified diabetes mellitus with diabetic autonomic (poly)neuropathy

Commonly asked questions

The ICD-10 code for Type 2 diabetes with gastroparesis is E11.43, which is used when a patient has Type 2 diabetes mellitus along with diabetic gastroparesis.

Gastroparesis can be a serious condition as it leads to symptoms like nausea, vomiting, and malnutrition, potentially affecting quality of life. Severe cases can lead to complications such as dehydration, electrolyte imbalances, and weight loss.

E13.43 is the ICD-10 code for "Other specified diabetes mellitus with diabetic autonomic (poly)neuropathy," used when a patient has diabetes and a diagnosis of gastroparesis. It is a combination code that includes both conditions.

Related ICDs

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