ICD10BillableValid for clinical use

ICD-10 Code R85.9: Unspecified abnormal finding in specimens from digestive organs and abdominal cavity

R85.9 is a billable ICD-10 diagnosis code used to classify Unspecified abnormal finding in specimens from digestive organs and abdominal cavity in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99).

When is it used?

  • May be used when a clinician documents unspecified abnormal finding in specimens from digestive organs and abdominal cavity in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
block
R83-R89Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis
category
R85Abnormal findings in specimens from digestive organs and abdominal cavity
currentR85

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

General PhysicianGastroenterologist

Related codes

R85.0Abnormal level of enzymes in specimens from digestive organs and abdominal cavitycodeR85.1Abnormal level of hormones in specimens from digestive organs and abdominal cavitycodeR85.2Abnormal level of other drugs, medicaments and biological substances in specimens from digestive organs and abdominal cavitycodeR85.3Abnormal level of substances chiefly nonmedicinal as to source in specimens from digestive organs and abdominal cavitycodeR85.4Abnormal immunological findings in specimens from digestive organs and abdominal cavitycodeR85.5Abnormal microbiological findings in specimens from digestive organs and abdominal cavitycodeR85.6Abnormal cytological findings in specimens from digestive organs and abdominal cavitycategoryR85.7Abnormal histological findings in specimens from digestive organs and abdominal cavitycodeR85.8Other abnormal findings in specimens from digestive organs and abdominal cavitycategory

Sibling codes

R85.0Abnormal level of enzymes in specimens from digestive organs and abdominal cavitybillableR85.1Abnormal level of hormones in specimens from digestive organs and abdominal cavitybillableR85.2Abnormal level of other drugs, medicaments and biological substances in specimens from digestive organs and abdominal cavitybillableR85.3Abnormal level of substances chiefly nonmedicinal as to source in specimens from digestive organs and abdominal cavitybillableR85.4Abnormal immunological findings in specimens from digestive organs and abdominal cavitybillableR85.5Abnormal microbiological findings in specimens from digestive organs and abdominal cavitybillableR85.6Abnormal cytological findings in specimens from digestive organs and abdominal cavityR85.7Abnormal histological findings in specimens from digestive organs and abdominal cavitybillableR85.8Other abnormal findings in specimens from digestive organs and abdominal cavity

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
R85.9

Common synonyms

Unspecified abnormal finding in specimens from digestive organs and abdominal cavity

Frequently asked questions

Code details

CodeR85.9
SystemICD10
Display nameUnspecified abnormal finding in specimens from digestive organs and abdominal cavity
ChapterSymptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
BlockAbnormal findings on examination of other body fluids, substances and tissues, without diagnosis

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Abnormal, abnormality, abnormalities

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code R85.9 for Unspecified abnormal finding in specimens from digestive organs and abdominal cavity | HealthAssure