ICD-10-CM Codes
N00-N99 Diseases of the genitourinary system
N30-N39 Other diseases of the urinary system
N32- Other disorders of bladder
2021 ICD-10-CM Diagnosis Code N32.81

2021 ICD-10-CM Diagnosis Code N32.81

Overactive bladder

2016

2017

2018

2019

2020

2021

Billable/Specific Code

N32.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2021 edition of ICD-10-CM N32.81 became effective on October 1, 2020.
This is the American ICD-10-CM version of N32.81 - other international versions of ICD-10 N32.81 may differ.

Applicable To

Detrusor muscle hyperactivity

Type 1 Excludes

Type 1 Excludes Help

A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as N32.81. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

frequent urination due to specified bladder condition- code to condition

The following code(s) above N32.81 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 N32.81:

N00-N99
2021 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
N30-N39
2021 ICD-10-CM Range N30-N39
Other diseases of the urinary system
Type 1 Excludes
- urinary infection (complicating):
- abortion or ectopic or molar pregnancy (O00-O07, O08.8)
- pregnancy, childbirth and the puerperium (O23.-, O75.3, O86.2-)
Other diseases of the urinary system
N32
ICD-10-CM Diagnosis Code N32
Other disorders of bladder
Type 2 Excludes
- calculus of bladder (N21.0)
- cystocele (N81.1-)
- hernia or prolapse of bladder, female (N81.1-)
Other disorders of bladder

Approximate Synonyms

Bladder muscle dysfunction - overactive
Detrusor hyperreflexia
Detrusor hyperreflexia of bladder

Clinical Information

Symptom of overactive detrusor muscle of the urinary bladder that contracts with abnormally high frequency and urgency. Overactive bladder is characterized by the frequent feeling of needing to urinate during the day, during the night, or both. Urinary incontinence may or may not be present.

ICD-10-CM N32.81 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):

698 Other kidney and urinary tract diagnoses with mcc
699 Other kidney and urinary tract diagnoses with cc
700 Other kidney and urinary tract diagnoses without cc/mcc

Convert N32.81 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change

Code annotations containing back-references to N32.81:

Code Also: N39.3
, N39.4

ICD-10-CM Diagnosis Code N39.3
Stress incontinence (female) (male)
Code Also
- any associated overactive bladder (N32.81)
Type 1 Excludes
- mixed incontinence (N39.46)
ICD-10-CM Diagnosis Code N39.4
Other specified urinary incontinence
Code Also
- any associated overactive bladder (N32.81)
Type 1 Excludes
- enuresis NOS (R32)
- functional urinary incontinence (R39.81)
- urinary incontinence associated with cognitive impairment (R39.81)
- urinary incontinence NOS (R32)
- urinary incontinence of nonorganic origin (F98.0)

Diagnosis Index entries containing back-references to N32.81:

Hyperactive, hyperactivity F90.9
ICD-10-CM Diagnosis Code F90.9
Attention-deficit hyperactivity disorder, unspecified type
Applicable To
Attention-deficit hyperactivity disorder of childhood or adolescence NOS
Attention-deficit hyperactivity disorder NOS
- detrusor muscle N32.81
Overactive - see also Hyperfunction
- bladder N32.81

ICD-10-CM Codes Adjacent To N32.81

N31.1 Reflex neuropathic bladder, not elsewhere classified

N31.2 Flaccid neuropathic bladder, not elsewhere classified

N31.8 Other neuromuscular dysfunction of bladder

N31.9 Neuromuscular dysfunction of bladder, unspecified

N32 Other disorders of bladder

N32.0 Bladder-neck obstruction

N32.1 Vesicointestinal fistula

N32.2 Vesical fistula, not elsewhere classified

N32.3 Diverticulum of bladder

N32.8 Other specified disorders of bladder

N32.81 Overactive bladder

N32.89 Other specified disorders of bladder

N32.9 Bladder disorder, unspecified

N33 Bladder disorders in diseases classified elsewhere

N34 Urethritis and urethral syndrome

N34.0 Urethral abscess

N34.1 Nonspecific urethritis

N34.2 Other urethritis

N34.3 Urethral syndrome, unspecified

N35 Urethral stricture

N35.0 Post-traumatic urethral stricture

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

2021 ICD-10-CM Diagnosis Code N32.81

Overactive bladder

Diseases of the genitourinary system

Other diseases of the urinary system

Other disorders of bladder

Stress incontinence (female) (male)

Other specified urinary incontinence

Attention-deficit hyperactivity disorder, unspecified type