D86.84 Sarcoid pyelonephritis

Billable ICD-10-CM code, FY2026.

Applicable to

• Tubulo-interstitial nephropathy in sarcoidosis

MS-DRG index

Defines the logic of DRG(s) 196-198 in MDC 04.

Approximate ICD-9-CM (GEMs)

• 135 Sarcoidosis (approximate)

Code annotations containing back-references to D86.84

Back-references to D86.84

• Type 1 Excludes: N16 Renal tubulo-interstitial disorders in diseases classified elsewhere ("pyelonephritis and tubulo-interstitial nephritis in sarcoidosis (D86.84)")

Back-references to D86

• Type 1 Excludes: D72 Other disorders of white blood cells ("immunity disorders (D80-D89)")
• Code Also: I27.29 Other secondary pulmonary hypertension ("sarcoidosis (D86.-)")
• Code First: J84.170 Interstitial lung disease with progressive fibrotic phenotype in diseases classified elsewhere ("sarcoidosis (D86.-)")

Diagnosis Index entries for D86.84

• Disorder (of) › tubulo-interstitial (in) › sarcoidosis
• Pyelonephritis › in (due to) › sarcoidosis
• Sarcoid › pyelonephritis
• Sarcoidosis › with › tubulo-interstitial nephropathy

Nearby codes

• D86.3 Sarcoidosis of skin
• D86.8 Sarcoidosis of other sites
• D86.81 Sarcoid meningitis
• D86.82 Multiple cranial nerve palsies in sarcoidosis
• D86.83 Sarcoid iridocyclitis
• D86.84 Sarcoid pyelonephritis (this code)
• D86.85 Sarcoid myocarditis
• D86.86 Sarcoid arthropathy
• D86.87 Sarcoid myositis
• D86.89 Sarcoidosis of other sites
• D86.9 Sarcoidosis, unspecified