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ICD-10-CM · FY 2026 APRIL UPDATE

S31.65

Open bite of abdominal wall with penetration into peritoneal cavity

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
S31.650Open bite of abdominal wall, right upper quadrant with penetration into peritoneal cavityCategory
S31.650AOpen bite of abdominal wall, right upper quadrant with penetration into peritoneal cavity, initial encounterBillable
S31.650DOpen bite of abdominal wall, right upper quadrant with penetration into peritoneal cavity, subsequent encounterBillable
S31.650SOpen bite of abdominal wall, right upper quadrant with penetration into peritoneal cavity, sequelaBillable
S31.651Open bite of abdominal wall, left upper quadrant with penetration into peritoneal cavityCategory
S31.651AOpen bite of abdominal wall, left upper quadrant with penetration into peritoneal cavity, initial encounterBillable
S31.651DOpen bite of abdominal wall, left upper quadrant with penetration into peritoneal cavity, subsequent encounterBillable
S31.651SOpen bite of abdominal wall, left upper quadrant with penetration into peritoneal cavity, sequelaBillable
S31.652Open bite of abdominal wall, epigastric region with penetration into peritoneal cavityCategory
S31.652AOpen bite of abdominal wall, epigastric region with penetration into peritoneal cavity, initial encounterBillable
S31.652DOpen bite of abdominal wall, epigastric region with penetration into peritoneal cavity, subsequent encounterBillable
S31.652SOpen bite of abdominal wall, epigastric region with penetration into peritoneal cavity, sequelaBillable
S31.653Open bite of abdominal wall, right lower quadrant with penetration into peritoneal cavityCategory
S31.653AOpen bite of abdominal wall, right lower quadrant with penetration into peritoneal cavity, initial encounterBillable
S31.653DOpen bite of abdominal wall, right lower quadrant with penetration into peritoneal cavity, subsequent encounterBillable
S31.653SOpen bite of abdominal wall, right lower quadrant with penetration into peritoneal cavity, sequelaBillable
S31.654Open bite of abdominal wall, left lower quadrant with penetration into peritoneal cavityCategory
S31.654AOpen bite of abdominal wall, left lower quadrant with penetration into peritoneal cavity, initial encounterBillable
S31.654DOpen bite of abdominal wall, left lower quadrant with penetration into peritoneal cavity, subsequent encounterBillable
S31.654SOpen bite of abdominal wall, left lower quadrant with penetration into peritoneal cavity, sequelaBillable
S31.655Open bite of abdominal wall, periumbilic region with penetration into peritoneal cavityCategory
S31.655AOpen bite of abdominal wall, periumbilic region with penetration into peritoneal cavity, initial encounterBillable
S31.655DOpen bite of abdominal wall, periumbilic region with penetration into peritoneal cavity, subsequent encounterBillable
S31.655SOpen bite of abdominal wall, periumbilic region with penetration into peritoneal cavity, sequelaBillable
S31.656Open bite of abdominal wall, right flank with penetration into peritoneal cavityCategory
S31.656AOpen bite of abdominal wall, right flank with penetration into peritoneal cavity, initial encounterBillable
S31.656DOpen bite of abdominal wall, right flank with penetration into peritoneal cavity, subsequent encounterBillable
S31.656SOpen bite of abdominal wall, right flank with penetration into peritoneal cavity, sequelaBillable
S31.657Open bite of abdominal wall, left flank with penetration into peritoneal cavityCategory
S31.657AOpen bite of abdominal wall, left flank with penetration into peritoneal cavity, initial encounterBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.