R82.991 – Hypocitraturia

ICD-10-CM 2027 diagnosis code · Abnormal findings on examination of urine, without diagnosis

Billable code

ICD-10-CM code R82.991

Code: R82.991 (claims format: R82991)
Description: Hypocitraturia
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: R80-R82 Abnormal findings on examination of urine, without diagnosis
Parent codes: R82 › R82.9 › R82.99

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

R82 – Other and unspecified abnormal findings in urine

Includes:

chromoabnormalities in urine

Excludes2 (not included here):

hematuria (R31.-)

Use additional code:

code to identify any retained foreign body, if applicable (Z18.-)

Block R80-R82

Excludes1 (not coded here):

abnormal findings on antenatal screening of mother (O28.-)
diagnostic abnormal findings classified elsewhere - see Alphabetical Index
specific findings indicating disorder of amino-acid metabolism (E70-E72)
specific findings indicating disorder of carbohydrate metabolism (E73-E74)

Index terms for R82.991

Entries in the ICD-10-CM alphabetic index that lead to this code:

Hypocitraturia

Related codes in R82.99

R82.992 – HyperoxaluriaBillable
R82.993 – HyperuricosuriaBillable
R82.994 – HypercalciuriaBillable
R82.998 – Other abnormal findings in urineBillable

Frequently asked questions

What is ICD-10 code R82.991?

R82.991 is the ICD-10-CM code for hypocitraturia, in the block R80-R82 (Abnormal findings on examination of urine, without diagnosis).

Is R82.991 a billable code?

Yes. R82.991 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does R82.991 belong to?

It belongs to category R82 – Other and unspecified abnormal findings in urine.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.