ICD-10-CM Codes
N00-N99 Diseases of the genitourinary system
N40-N53 Diseases of male genital organs
N42- Other and unspecified disorders of prostate
2020 ICD-10-CM Diagnosis Code N42.3

2020 ICD-10-CM Diagnosis Code N42.3

Dysplasia of prostate

2016

2017 - Converted to Parent Code

2018

2019

2020

Non-Billable/Non-Specific Code

N42.3 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2020 edition of ICD-10-CM N42.3 became effective on October 1, 2019.
This is the American ICD-10-CM version of N42.3 - other international versions of ICD-10 N42.3 may differ.

The following code(s) above N42.3 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to N42.3:

N00-N99
2020 ICD-10-CM Range N00-N99
Diseases of the genitourinary system
Type 2 Excludes
- 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)
Diseases of the genitourinary system

Approximate Synonyms

High grade prostatic intraepithelial neoplasia
Low grade prostatic intraepithelial neoplasia
Prostatic intraepithelial neoplasia and atypia
Prostatic intraepithelial neoplasia i
Prostatic intraepithelial neoplasia ii
Prostatic intraepithelial neoplasia, grade 1
Prostatic intraepithelial neoplasia, grade 2
Prostatic intraepithelial neoplasia, high grade
Prostatic intraepithelial neoplasia, low grade

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): Deleted code
2017 (effective 10/1/2016): New code
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change

Code annotations containing back-references to N42.3:

Type 1 Excludes: D07.5
, D07.5

ICD-10-CM Diagnosis Code D07.5
Carcinoma in situ of prostate
Applicable To
- Prostatic intraepithelial neoplasia III (PIN III)
- Severe dysplasia of prostate
Type 1 Excludes
- dysplasia (mild) (moderate) of prostate (N42.3-)
- prostatic intraepithelial neoplasia II [PIN II] (N42.3-)
ICD-10-CM Diagnosis Code D07.5
Carcinoma in situ of prostate
Applicable To
- Prostatic intraepithelial neoplasia III (PIN III)
- Severe dysplasia of prostate
Type 1 Excludes
- dysplasia (mild) (moderate) of prostate (N42.3-)
- prostatic intraepithelial neoplasia II [PIN II] (N42.3-)

ICD-10-CM Codes Adjacent To N42.3

N41.0 Acute prostatitis

N41.1 Chronic prostatitis

N41.2 Abscess of prostate

N41.3 Prostatocystitis

N41.4 Granulomatous prostatitis

N41.8 Other inflammatory diseases of prostate

N41.9 Inflammatory disease of prostate, unspecified

N42 Other and unspecified disorders of prostate

N42.0 Calculus of prostate

N42.1 Congestion and hemorrhage of prostate

N42.3 Dysplasia of prostate

N42.30 Unspecified dysplasia of prostate

N42.31 Prostatic intraepithelial neoplasia

N42.32 Atypical small acinar proliferation of prostate

N42.39 Other dysplasia of prostate

N42.8 Other specified disorders of prostate

N42.81 Prostatodynia syndrome

N42.82 Prostatosis syndrome

N42.83 Cyst of prostate

N42.89 Other specified disorders of prostate

N42.9 Disorder of prostate, unspecified

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2020 ICD-10-CM Diagnosis Code N42.3

Dysplasia of prostate

Diseases of the genitourinary system

Carcinoma in situ of prostate

Carcinoma in situ of prostate