N06.20
Billable codeIsolated proteinuria with diffuse membranous glomerulonephritis, unspecified
The ICD-10 code for isolated proteinuria with diffuse membranous glomerulonephritis, unspecified is N06.20.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
- membranous nephropathy NOS with nephrotic syndrome (N04.20)
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Membranous nephropathy, NOS
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- N06.21Primary membranous nephropathy with isolated proteinuria
- N06.22Secondary membranous nephropathy with isolated proteinuria
- N06.29Other isolated proteinuria with diffuse membranous glomerulonephritis
- N06.20Isolated proteinuria with diffuse membranous glomerulonephritis, unspecified
Associated MS-DRGs
N06.20 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.