N03.1
Billable codeChronic nephritic syndrome with focal and segmental glomerular lesions
The ICD-10 code for chronic nephritic syndrome with focal and segmental glomerular lesions is N03.1.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Chronic nephritic syndrome with focal and segmental hyalinosis
- Chronic nephritic syndrome with focal and segmental sclerosis
- Chronic nephritic syndrome with focal glomerulonephritis
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- N03.0Chronic nephritic syndrome with minor glomerular abnormality
- 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
- N03.5Chronic nephritic syndrome with diffuse mesangiocapillary 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
- N03.1Chronic nephritic syndrome with focal and segmental glomerular lesions
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 5821Approximate match
Associated MS-DRGs
N03.1 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.