ICD-10-CM D86.84 is the diagnosis code for Sarcoid pyelonephritis. This code falls under the section "Certain disorders involving the immune mechanism" within Chapter 3 — Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89). 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.
Understanding where D86.84 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, D86.84 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
D86.84 is the ICD-10-CM diagnosis code for "Sarcoid pyelonephritis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of D86.84 is D86.8 ("Sarcoidosis of other sites"). D86.84 provides a more specific classification within this category.
D86.84 is located in Section D80-D89 — "Certain disorders involving the immune mechanism" within Chapter 3 of the ICD-10-CM Tabular List.
Use D86.84 when the patients documented diagnosis matches "Sarcoid pyelonephritis" 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 Sarcoid pyelonephritis is D86.84.
Yes, D86.84 can be used as a primary diagnosis code since it is billable and specific.
D86.84 is in Chapter 3 of the ICD-10-CM Tabular List.
Yes, D86.84 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.