R93

Non-Billable
ChapterR00–R99
Rankcategory
Official Description

Abnormal findings on diagnostic imaging of other body structures

Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).

CH18 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • abnormal findings on antenatal screening of mother (O28.-)
  • certain conditions originating in the perinatal period (P04-P96)
  • signs and symptoms classified in the body system chapters
  • signs and symptoms of breast (N63, N64.5)

R90-R94 Parent Instructions

Includes
  • nonspecific abnormal findings on diagnostic imaging by computerized axial tomography [CAT scan]
  • nonspecific abnormal findings on diagnostic imaging by magnetic resonance imaging [MRI][NMR]
  • nonspecific abnormal findings on diagnostic imaging by positron emission tomography [PET scan]
  • nonspecific abnormal findings on diagnostic imaging by thermography
  • nonspecific abnormal findings on diagnostic imaging by ultrasound [echogram]
  • nonspecific abnormal findings on diagnostic imaging by X-ray examination
Excludes1(Not coded here. Use a different code.)
  • abnormal findings on antenatal screening of mother (O28.-)
  • diagnostic abnormal findings classified elsewhere - see Alphabetical Index

Clinical Hierarchy

BillableHas subcodes
CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R90-R94Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)
R93Abnormal findings on diagnostic imaging of other body structuresNot billable
R93.0Abnormal findings on diagnostic imaging of skull and head, not elsewhere classifiedBillable
R93.1Abnormal findings on diagnostic imaging of heart and coronary circulationBillable
R93.2Abnormal findings on diagnostic imaging of liver and biliary tractBillable
R93.3Abnormal findings on diagnostic imaging of other parts of digestive tractBillable
R93.4Abnormal findings on diagnostic imaging of urinary organsSubcodes
R93.5Abnormal findings on diagnostic imaging of other abdominal regions, including retroperitoneumBillable
R93.6Abnormal findings on diagnostic imaging of limbsBillable
R93.7Abnormal findings on diagnostic imaging of other parts of musculoskeletal systemBillable
R93.8Abnormal findings on diagnostic imaging of other specified body structuresSubcodes
R93.9Diagnostic imaging inconclusive due to excess body fat of patientBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R93:

blockR90-R94
Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)
View context instructions
chapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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