Loading...

    Explore
    • Policy Monitoring
    • Live Policy Feed
    • Billing Codes
    • NPI Medicare & Medicaid
    • Healthcare Providers
    • Health Insurance Payers
    • States
    • Service Lines
    • Taxonomy Codes
    Lookup tools
    • Billing Code Lookup
    • CPT Modifier Lookup
    • Provider Taxonomy Code Lookup
    • Healthcare Provider & Facility Lookup
    • Health Insurance Payer Lookup
    • Payer Contact Directory

    Policy & Benchmark Tools

    • Prior Authorization Lookup
    • Coverage Criteria Lookup
    • Timely Filing Lookup
    • Billing Code Reimbursement Rates
    • Payer Comparison Dashboard
    • Facility Comparison Dashboard
    • All tools

    Company

    • About OpenPayer
    • Data Sources
    • Trek Health
    OpenPayerby Trek Health
    LinkedInYouTube

    © 2026 Trek Health. All rights reserved.

    OpenPayer is built and maintained by Trek Health.

    v1.0.28
    OpenPayerBilling CodesAbnormal findings on examination of other body fluids, substances and tissues, without diagnosisICD-10-CM r85-abnormal-findings-digestive-organs
    Ask Trek AI about this page

    ICD-10-CM Code For Abnormal Findings In Specimens From Digestive Organs And Abdominal Cavity: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group R85 includes abnormal laboratory, cytologic, or histopathologic findings from specimens of digestive organs and the abdominal cavity that are not classified elsewhere and do not yet represent a definitive diagnosis. These ICD-10-CM diagnosis codes are used to document unexpected or unexplained specimen results, capturing clinical uncertainty and the need for further evaluation or follow-up. Accurate coding within the ICD-10-CM R85 group supports complete clinical documentation and appropriate claim adjudication.

    Customize your policy alerts

    Sign up for ICD-10-CM Code For Abnormal Findings In Specimens From Digestive Organs And Abdominal Cavity: Group Overview policy alerts

    Get alerted when relevant policies change without checking for updates manually.

    Monitor payer policy activity

    Receive email alerts as soon as relevant payer policies are published or updated.

    ICD-10-CM R85: Abnormal Findings In Specimens From Digestive Organs And Abdominal Cavity Overview

    This diagnosis group captures abnormal laboratory, cytologic, or pathology findings from specimens obtained from digestive organs and the abdominal cavity. It targets non-diagnostic abnormal results that indicate an unexpected or unexplained laboratory or tissue finding in the gastrointestinal or peritoneal systems. Accurate coding matters because it supports complete clinical documentation and helps ensure appropriate claim adjudication when a definitive diagnosis is not yet established.

    Table of contents

    Progress1 / 5

    Explore openpayer tools

    • Billing CodesCPT, HCPCS, DRG & more
    • Reimbursement RatesCommercial vs. Medicare rate reports
    • ProvidersHospitals & facilities
    • PayersPlans & market footprint
    • Taxonomy CodesNUCC specialty codes
    • ModifiersCPT modifiers & usage
    • Prior AuthorizationPA policies by payer & drug
    • Timely FilingFiling deadlines by payer
    • Coverage CriteriaMedical necessity by payer
    • Payer ContactsClaims, PA & appeals contacts
    View all tools

    When to Use

    Use a code from this group when specimen testing from the gastrointestinal tract or abdominal cavity yields abnormal results without an established underlying diagnosis. These codes are appropriate for documenting abnormal test or tissue findings that prompt further evaluation, monitoring, or referral.

    ICD-10-CM Codes

    21 rows

    ICD-10-CM CodeDescription
    R85.0Abnormal level of enzymes in specimens from digestive organs and abdominal cavity
    R85.1Abnormal level of hormones in specimens from digestive organs and abdominal cavity
    R85.2Abnormal level of other drugs, medicaments and biological substances in specimens from digestive organs and abdominal cavity
    R85.3Abnormal level of substances chiefly nonmedicinal as to source in specimens from digestive organs and abdominal cavity
    R85.4Abnormal immunological findings in specimens from digestive organs and abdominal cavity
    R85.5Abnormal microbiological findings in specimens from digestive organs and abdominal cavity
    R85.610Atypical squamous cells of undetermined significance on cytologic smear of anus (ASC-US)
    R85.611Atypical squamous cells cannot exclude high grade squamous intraepithelial lesion on cytologic smear of anus (ASC-H)
    R85.612Low grade squamous intraepithelial lesion on cytologic smear of anus (LGSIL)
    R85.613High grade squamous intraepithelial lesion on cytologic smear of anus (HGSIL)
    R85.614Cytologic evidence of malignancy on smear of anus
    R85.615Unsatisfactory cytologic smear of anus
    R85.616Satisfactory anal smear but lacking transformation zone
    R85.618Other abnormal cytological findings on specimens from anus
    R85.619Unspecified abnormal cytological findings in specimens from anus
    R85.69Abnormal cytological findings in specimens from other digestive organs and abdominal cavity
    R85.7Abnormal histological findings in specimens from digestive organs and abdominal cavity
    R85.81Anal high risk human papillomavirus (HPV) DNA test positive
    R85.82Anal low risk human papillomavirus (HPV) DNA test positive
    R85.89Other abnormal findings in specimens from digestive organs and abdominal cavity

    Showing 1–20 of 21

    DRG Codes

    5 rows

    DRG CodeDescription
    393Other Digestive System Diagnoses with MCC
    394Other Digestive System Diagnoses with CC
    395Other Digestive System Diagnoses without CC/MCC
    947Signs and Symptoms with MCC
    948Signs and Symptoms without MCC

    Related Codes

    R83-ABNORMAL-FINDINGS-CEREBROSPINAL-FLUID

    ICD-10-CM Code For Abnormal Findings In Cerebrospinal Fluid: Group Overview

    R84-ABNORMAL-RESPIRATORY-SPECIMEN-FINDINGS

    ICD-10-CM Code For Abnormal Findings In Specimens From Respiratory Organs And Thorax: Group Overview

    R86-ABNORMAL-FINDINGS-MALE-GENITAL-ORGANS

    ICD-10-CM Code For Abnormal Findings In Specimens From Male Genital Organs: Group Overview

    R87-ABNORMAL-FINDINGS-FEMALE-GENITAL

    ICD-10-CM Code For Abnormal Findings In Specimens From Female Genital Organs: Group Overview

    R88-ABNORMAL-FINDINGS-IN-BODY-FLUIDS

    ICD-10-CM Code For Abnormal Findings In Other Body Fluids And Substances: Group Overview

    R89-ABNORMAL-FINDINGS-IN-SPECIMENS

    ICD-10-CM Code For Abnormal Findings In Specimens From Other Organs Systems And Tissues: Group Overview

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
    Published by

    Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

    Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.