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N03

Non-billable

Chronic nephritic syndrome

Chapter 14: Diseases of the genitourinary system

Coding Guidance

N03 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail. See Related Codes to drill down to more specific billable codes for appropriate reimbursement.

Additional Information

From parent codes: N00-N99 (Chapter 14)

Excludes 2 — Not Included HereFrom N00-N99

Excludes2 means 'NOT INCLUDED HERE!' An Excludes2 note indicates that the condition excluded is not part of the condition represented by the code, but a patient may have both conditions at the same time.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

More Specific Codes (11)

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→N03.5Chronic 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→