icd10free.comPowered by flowHx

Diagnoses Procedures Conditions Coverage Guides

Chrome Extension

Loading code details...

icd10free.comPowered by flowHx

Free medical coding reference for professionals. Search ICD-10 codes, CPT procedures, conditions, and more.

Tools

Diagnoses (ICD-10)
Procedures (CPT)
Conditions Guide
Conflict Checker
Denial Codes
Coverage Database
Prior Authorization
Claims Appeal
Triage
Clinical Documentation
Medical Bill Generator
Chrome Extension

Resources

How It Works
Terms of Use
Privacy Policy

Data Sources

CMS Medicare PFS
ICD-10-CM Official Guidelines
CMS DRG Definitions

© 2026 icd10free.com. Built for medical professionals.

Powered by flowHx

ICD-10Chapter 14: N00-N99N01

N01

Non-billableSave

Rapidly progressive nephritic syndrome

Chapter 14: Diseases of the genitourinary system

Coding Guidance

N01 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)

N01.0Rapidly progressive nephritic syndrome with minor glomerular abnormalityBillable→N01.1Rapidly progressive nephritic syndrome with focal and segmental glomerular lesionsBillable→N01.2Rapidly progressive nephritic syndrome with diffuse membranous glomerulonephritisBillable→N01.3Rapidly progressive nephritic syndrome with diffuse mesangial proliferative glomerulonephritisBillable→N01.4Rapidly progressive nephritic syndrome with diffuse endocapillary proliferative glomerulonephritisBillable→N01.5Rapidly progressive nephritic syndrome with diffuse mesangiocapillary glomerulonephritisBillable→N01.6Rapidly progressive nephritic syndrome with dense deposit diseaseBillable→N01.7Rapidly progressive nephritic syndrome with diffuse crescentic glomerulonephritisBillable→N01.8Rapidly progressive nephritic syndrome with other morphologic changesBillable→N01.9Rapidly progressive nephritic syndrome with unspecified morphologic changesBillable→N01.ARapidly progressive nephritic syndrome with C3 glomerulonephritisBillable→

Chapter Information

Chapter 14: Diseases of the genitourinary system

Range: N00-N99

View full chapter

Related ICD-10 Codes

More specific codes for N01

Rapidly progressive nephritic syndrome with minor glomerular abnormality

Rapidly progressive nephritic syndrome with focal and segmental glomerular lesions

Rapidly progressive nephritic syndrome with diffuse membranous glomerulonephritis

Rapidly progressive nephritic syndrome with diffuse mesangial proliferative glomerulonephritis

Rapidly progressive nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis

Rapidly progressive nephritic syndrome with diffuse mesangiocapillary glomerulonephritis

Rapidly progressive nephritic syndrome with dense deposit disease

Rapidly progressive nephritic syndrome with diffuse crescentic glomerulonephritis

Rapidly progressive nephritic syndrome with other morphologic changes

Rapidly progressive nephritic syndrome with unspecified morphologic changes

Rapidly progressive nephritic syndrome with C3 glomerulonephritis