R35.1Billable

Nocturia

Chapter
18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
Category
R35
Effective date
October 1, 2026

Related codes in category R35

R35PolyuriaR35.0Frequency of micturitionYesR35.8Other polyuriaR35.81Nocturnal polyuriaYesR35.89Other polyuriaYes

Frequently asked questions

What is ICD-10 code R35.1?

R35.1 is an ICD-10-CM diagnosis code for Nocturia.

Is R35.1 a billable code?

Yes. R35.1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is R35.1 in?

R35.1 falls under Chapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.

When did R35.1 become effective?

R35.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to R35.1?

R35.1 belongs to category R35, which includes 5 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.