2026 ICD-10-CM Diagnosis Code I97.110Postprocedural cardiac insufficiency following cardiac surgery
ICD-10-CM Codes›I00–I99›I95-I99›I97
- Billable — Valid for Submission
- CC — Complication or Comorbidity
- Not Chronic
I97.110 is a billable ICD-10-CM diagnosis code for postprocedural cardiac insufficiency following cardiac surgery. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 314 through 316, 791, 793. As a secondary diagnosis, it counts as a complication or comorbidity (CC) and moves an inpatient stay to a higher severity level within its MS-DRG family. It does not count, however, when the principal diagnosis is one of 60 closely related codes. Coders also document this condition as cardiac insufficiency during AND/OR resulting from a procedure. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Postprocedural or postoperative circulatory system complication.
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Cardiac insufficiency during AND/OR resulting from a procedure
- Cardiac insufficiency following cardiac surgery
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
postprocedural See Also: Complications, surgical procedure;
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Convert I97.110 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About I97.110Overview
What is the ICD-10 code for postprocedural cardiac insufficiency following cardiac surgery?
The ICD-10-CM code for postprocedural cardiac insufficiency following cardiac surgery is I97.110 (sometimes written as I97110). It is billable on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
Is I97.110 (Postprocedural cardiac insufficiency) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report postprocedural cardiac insufficiency following cardiac surgery on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What MS-DRG does I97.110 group to?
When postprocedural cardiac insufficiency following cardiac surgery is the principal diagnosis on an inpatient stay, it groups to MS-DRG 314, 315, 316, 791, 793, with relative weights from 0.6821 to 4.1696 depending on complications. Higher weights mean higher Medicare reimbursement.
Is I97.110 a CC or MCC?
CMS lists I97.110 as a CC (complication or comorbidity) for FY 2026. Reported as a secondary diagnosis, it moves the inpatient stay to a higher-weighted DRG within its severity family. It does not count when the principal diagnosis is one of the 60 closely related codes in its exclusion list.
What is the ICD-9 equivalent of I97.110?
Under the General Equivalence Mappings, postprocedural cardiac insufficiency following cardiac surgery converts to ICD-9-CM 429.4 (hrt dis postcardiac surg), 997.1 (surg compl-heart), and 429.4 (hrt dis postcardiac surg). The mapping is approximate, so confirm the match fits the documentation.
