Non-Billable / Non-Specific Code
ICD-10-CM I37 is the diagnosis code for Nonrheumatic pulmonary valve disorders. This code falls under the section "Other forms of heart disease" within Chapter 9 — Diseases of the circulatory system (I00-I99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as I37. They are mutually exclusive:
Understanding where I37 sits in the ICD-10-CM classification helps ensure proper coding:
No, I37 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
I37 is the ICD-10-CM diagnosis code for "Nonrheumatic pulmonary valve disorders". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
I37 is located in Section I30-I5A — "Other forms of heart disease" within Chapter 9 of the ICD-10-CM Tabular List.
I37 has 5 sub-code(s) that provide more specific detail: I37.0, I37.1, I37.2, I37.8, I37.9.
Use I37 when the patients documented diagnosis matches "Nonrheumatic pulmonary valve disorders" 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 Nonrheumatic pulmonary valve disorders is I37.
No, I37 is non-billable. Use a more specific sub-code for primary diagnosis billing.
I37 is in Chapter 9 of the ICD-10-CM Tabular List.
Type 1 Excludes for I37 include: pulmonary valve disorder specified as congenital (Q22.1, Q22.2, Q22.3); pulmonary valve disorder specified as rheumatic (I09.89).
Yes, I37 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.