I97.631 Postprocedural hematoma of a circulatory system organ or structure following cardiac bypass

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from I97 Intraoperative and postprocedural complications and disorders of circulatory system, not elsewhere classified

Excludes2 (not included here)

• postprocedural shock (T81.1-)

Applies from I97.6 Postprocedural hemorrhage, hematoma and seroma of a circulatory system organ or structure following a procedure

Excludes2 (not included here)

• postprocedural cerebrovascular hemorrhage complicating a procedure (G97.5-)

MS-DRG index

Defines the logic of DRG(s) 919-921 in MDC 21.

Approximate ICD-9-CM (GEMs)

• 998.12 Hematoma complicating a procedure (approximate)

Diagnosis Index entries for I97.631

• Complication (s) (from) (of) › postprocedural › hematoma (of) › circulatory system organ or structure › following cardiac bypass

Nearby codes

• I97.620 Postprocedural hemorrhage of a circulatory system organ or structure following other procedure
• I97.621 Postprocedural hematoma of a circulatory system organ or structure following other procedure
• I97.622 Postprocedural seroma of a circulatory system organ or structure following other procedure
• I97.63 Postprocedural hematoma of a circulatory system organ or structure following a circulatory system procedure
• I97.630 Postprocedural hematoma of a circulatory system organ or structure following a cardiac catheterization
• I97.631 Postprocedural hematoma of a circulatory system organ or structure following cardiac bypass (this code)
• I97.638 Postprocedural hematoma of a circulatory system organ or structure following other circulatory system procedure
• I97.64 Postprocedural seroma of a circulatory system organ or structure following a circulatory system procedure
• I97.640 Postprocedural seroma of a circulatory system organ or structure following a cardiac catheterization
• I97.641 Postprocedural seroma of a circulatory system organ or structure following cardiac bypass
• I97.648 Postprocedural seroma of a circulatory system organ or structure following other circulatory system procedure