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T18.2XXA

T18.2XXA: Foreign body in stomach, initial encounter

Billable / specific codeICD-10-CM

T18.2XXA is a billable, specific ICD-10-CM code for foreign body in stomach, initial encounter. It is valid for submission on a claim.

Check T18.2XXA with the rest of the claim: free scrubber

7th character "A": initial encounter

The appropriate 7th character is to be added to each code from category T18

A
initial encounter
D
subsequent encounter
S
sequela

Excludes2 inherited from the categories above T18.2XXA

Not part of this code, but both may be coded when both are present.

Written on T18: Foreign body in alimentary tract

  • foreign body in pharynx (T17.2-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

T18.2XXA is named in 4 Medicare coverage policies: 4 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A57063Billing and Coding: Diagnostic and Therapeutic Esophagogastroduodenoscopy
  • A57414Billing and Coding: Upper Gastrointestinal Endoscopy (Diagnostic and Therapeutic)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T18.2

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.