N03.5
N03.5: Chronic nephritic syndrome with diffuse mesangiocapillary glomerulonephritis
Billable / specific codeICD-10-CM
N03.5 is a billable, specific ICD-10-CM code for chronic nephritic syndrome with diffuse mesangiocapillary glomerulonephritis. It is valid for submission on a claim.
Check N03.5 with the rest of the claim: free scrubberExcludes1: never code together
These conditions cannot occur together. Billing both on the same encounter is a denial.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Chronic nephritic syndrome with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
N03.5 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A55336Billing and Coding: Retroperitoneal Ultrasound
- A56380Billing and Coding: Rituximab
- A57189Billing and Coding: Serum Magnesium
Alphabetic index entries that lead here
- Nephritis, nephritic›chronic›with›diffuse›mesangiocapillary glomerulonephritis
Code history
Unchanged in every release from FY2024 to FY2027.
Other codes under N03
- N03.0Chronic nephritic syndrome with minor glomerular abnormality
- N03.1Chronic nephritic syndrome with focal and segmental glomerular lesions
- N03.2Chronic nephritic syndrome with diffuse membranous glomerulonephritis
- N03.3Chronic nephritic syndrome with diffuse mesangial proliferative glomerulonephritis
- N03.4Chronic nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis
- N03.6Chronic nephritic syndrome with dense deposit disease
- N03.7Chronic nephritic syndrome with diffuse crescentic glomerulonephritis
- N03.8Chronic nephritic syndrome with other morphologic changes
- N03.9Chronic nephritic syndrome with unspecified morphologic changes
- N03.AChronic nephritic syndrome with C3 glomerulonephritis