ICD-10-CM > N00-N99 > N00-N08 > N04 > N04.5 N04.5 Nephrotic syndrome with diffuse mesangiocapillary glomerulonephritis Billable/Specific Copy Code Copy Description Type 1 Excludes Nephrotic syndrome with C3 glomerulonephritis (N04.A)Nephrotic syndrome with C3 glomerulopathy (N04.A)