R35.1
BillableNocturia
Nocturia
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •abnormal findings on antenatal screening of motherO28
- •certain conditions originating in the perinatal periodP04-P96
- signs and symptoms classified in the body system chapters
- •signs and symptoms of breast,N63, N64.5
Code First
The underlying condition must be sequenced before this code
- , if applicable, any causal condition, such as:
- •enlarged prostateN40.1
Related Codes(2)
Also Known As / Clinical Terms(13)
UMLS
Clinical Terms
- nycturia
- Nocturnal frequency
- Nocturia due to benign prostatic hypertrophy
- Nocturia (finding)
Frequently Asked Questions
What is the ICD-10 code for nocturia?
The ICD-10-CM code for nocturia is R35.1. The full clinical description is "Nocturia". R35.1 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code R35.1 mean?
ICD-10-CM code R35.1 represents “Nocturia”. It is classified under Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings and is a billable/specific code that can be used on a claim.
Is R35.1 a billable code?
Yes, R35.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is R35.1 in?
R35.1 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).
What codes cannot be used with R35.1?
R35.1 has Excludes1 notes indicating codes that cannot be used together with it, including: psychogenic polyuria (F45.8).
What SNOMED CT codes does R35.1 map to?
R35.1 maps to 2 SNOMED CT concepts: 139394000, 1711000119101. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for R35.1?
R35.1 is linked to 1 UMLS Concept Unique Identifier: C0028734. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does R35.1 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like nocturia affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of R35.1?
There is no direct ICD-11 mapping available for R35.1 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.