ICD-10-CM
Symptoms, signs and abnormal clinical and laboratory findings
Chapter 18, R00-R99. CDC FY2027 file dated June 16, 2026.
License. US government work, Public Domain Mark 1.0.
Categories
89 categories in this chapter. Open one, or page through every code below.
- R00Abnormalities of heart beat
- R01Cardiac murmurs and other cardiac sounds
- R03Abnormal blood-pressure reading, without diagnosis
- R04Hemorrhage from respiratory passages
- R05Cough
- R06Abnormalities of breathing
- R07Pain in throat and chest
- R09Other symptoms and signs involving the circ and respiratory system
- R10Abdominal and pelvic pain
- R11Nausea and vomiting
- R12Heartburn
- R13Aphagia and dysphagia
- R14Flatulence and related conditions
- R15Fecal incontinence
- R16Hepatomegaly and splenomegaly, not elsewhere classified
- R17Unspecified jaundice
- R18Ascites
- R19Other symptoms and signs involving the digestive system and abdomen
- R20Disturbances of skin sensation
- R21Rash and other nonspecific skin eruption
- R22Localized swelling, mass and lump of skin, subcutaneous
- R23Other skin changes
- R25Abnormal involuntary movements
- R26Abnormalities of gait and mobility
- R27Other lack of coordination
- R29Other symptoms and signs involving the nervous and ms systems
- R30Pain associated with micturition
- R31Hematuria
- R32Unspecified urinary incontinence
- R33Retention of urine
- R34Anuria and oliguria
- R35Polyuria
- R36Urethral discharge
- R37Sexual dysfunction, unspecified
- R39Other and unspecified symptoms and signs involving the GU system
- R40Somnolence, stupor and coma
53 more categories are in this chapter. Type a code or a term to open one.
Codes
A header groups codes and is not billed. A billable code is one you can report.
161 to 200 of 963
- R18AscitesHeader
- R18.0Malignant ascitesBillable
- R18.8Other ascitesBillable
- R19Other symptoms and signs involving the digestive system and abdomenHeader
- R19.0Intra-abdominal and pelvic swelling, mass and lumpHeader
- R19.00Intra-abdominal and pelvic swelling, mass and lump, unspecified siteBillable
- R19.01Right upper quadrant abdominal swelling, mass and lumpBillable
- R19.02Left upper quadrant abdominal swelling, mass and lumpBillable
- R19.03Right lower quadrant abdominal swelling, mass and lumpBillable
- R19.04Left lower quadrant abdominal swelling, mass and lumpBillable
- R19.05Periumbilic swelling, mass or lumpBillable
- R19.06Epigastric swelling, mass or lumpBillable
- R19.07Generalized intra-abdominal and pelvic swelling, mass and lumpBillable
- R19.09Other intra-abdominal and pelvic swelling, mass and lumpBillable
- R19.1Abnormal bowel soundsHeader
- R19.11Absent bowel soundsBillable
- R19.12Hyperactive bowel soundsBillable
- R19.15Other abnormal bowel soundsBillable
- R19.2Visible peristalsisBillable
- R19.3Abdominal rigidityHeader
- R19.30Abdominal rigidity, unspecified siteBillable
- R19.31Right upper quadrant abdominal rigidityBillable
- R19.32Left upper quadrant abdominal rigidityBillable
- R19.33Right lower quadrant abdominal rigidityBillable
- R19.34Left lower quadrant abdominal rigidityBillable
- R19.35Periumbilic abdominal rigidityBillable
- R19.36Epigastric abdominal rigidityBillable
- R19.37Generalized abdominal rigidityBillable
- R19.4Change in bowel habitBillable
- R19.5Other fecal abnormalitiesBillable
- R19.6HalitosisBillable
- R19.7Diarrhea, unspecifiedBillable
- R19.8Other symptoms and signs involving the digestive system and abdomenBillable
- R20Disturbances of skin sensationHeader
- R20.0Anesthesia of skinBillable
- R20.1Hypoesthesia of skinBillable
- R20.2Paresthesia of skinBillable
- R20.3HyperesthesiaBillable
- R20.8Other disturbances of skin sensationBillable
- R20.9Unspecified disturbances of skin sensationBillable
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