ICD-10-CM - Chapter 18 - R00-R99 - Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

The ICD-10-CM (the International Classification of Diseases, Tenth Revision, Clinical Modification) is a standardized coding system used when classifying diseases and medical conditions. Healthcare providers report these codes on Medical claims when diagnosing patient care.

Explore ICD-10-CM codes, organized by chapters based on body systems and medical conditions, as outlined in the International Classification of Diseases, Tenth Revision, Clinical Modification.

Tip: Have a specific ICD-10-CM code? Use our simple to use ICD-10-CM Code Lookup tool.

Eclaims - ICD-10-CM Tabular Code List v1.0.0

A categorized list of ICD-10-CM codes organized by chapters based on body systems or medical conditions, according to the International Classification of Diseases, Tenth Revision, Clinical Modification.

Questions
Code Information
ChapterCodesDescription
18R00-R09Symptoms and signs involving the circulatory and respiratory systems
18R10-R19Symptoms and signs involving the digestive system and abdomen
18R20-R23Symptoms and signs involving the skin and subcutaneous tissue
18R25-R29Symptoms and signs involving the nervous and musculoskeletal systems
18R30-R39Symptoms and signs involving the genitourinary system
18R40-R46Symptoms and signs involving cognition, perception, emotional state and behavior
18R47-R49Symptoms and signs involving speech and voice
18R50-R69General symptoms and signs
18R70-R79Abnormal findings on examination of blood, without diagnosis
18R80-R82Abnormal findings on examination of urine, without diagnosis
18R83-R89Abnormal findings on examination of other body fluids, substances and tissues, without diagnosis
18R90-R94Abnormal findings on diagnostic imaging and in function studies, without diagnosis
18R97Abnormal tumor markers
18R99Ill-defined and unknown cause of mortality
ICD-10-CM Statistics
(14 Codes)
Search ICD-10-CM Codes

Note: The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) codes are developed and maintained by the Centers for Disease Control and Prevention (CDC). CDC's National Center for Health Statistics (NCHS) is responsible for the clinical modification of ICD-10 for use in the United States. The World Health Organization (WHO), which owns and publishes ICD-10, authorized NCHS to develop ICD-10-CM. All modifications to ICD-10 must conform to WHO's established ICD structure and conventions. All rights are reserved by the respective entities.