Billable / Specific Code
ICD-10-CM I97.121 is the diagnosis code for Postprocedural cardiac arrest following other surgery. This code falls under the section "Other and unspecified disorders of the circulatory system" within Chapter 9 — Diseases of the circulatory system (I00-I99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where I97.121 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, I97.121 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
I97.121 is the ICD-10-CM diagnosis code for "Postprocedural cardiac arrest following other surgery". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of I97.121 is I97.12 ("Postprocedural cardiac arrest"). I97.121 provides a more specific classification within this category.
I97.121 is located in Section I95-I99 — "Other and unspecified disorders of the circulatory system" within Chapter 9 of the ICD-10-CM Tabular List.
Use I97.121 when the patients documented diagnosis matches "Postprocedural cardiac arrest following other surgery" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Postprocedural cardiac arrest following other surgery is I97.121.
Yes, I97.121 can be used as a primary diagnosis code since it is billable and specific.
I97.121 is in Chapter 9 of the ICD-10-CM Tabular List.
Yes, I97.121 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.