ICD-10 Coding

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ICD-10 is the 10th revision of the International Statistical Classification of Diseases and Related Health Problems (ICD), a medical classification list by the World Health Organization (WHO). It contains codes for diseases, signs and symptoms, abnormal findings, complaints, social circumstances, and external causes of injury or diseases.[1]

This course targets ICD-10-CM (Clinical Modification) and ICD-10-PCS (Procedure Coding System) as used in the United States.

Preparation[edit]

This is a second-semester, college-level course. Learners should already be familiar with anatomy and physiology, pathophysiology, medical terminology and pharmacology.

ICD-10-CM[edit]

Chapter Description Code Range
IA Conventions
IB General Coding Guidelines
1 Certain Infectious and Parasitic Diseases A00-B99
2 Neoplasms C00-D49
3 Diseases of the Blood and Blood-Forming Organs and Certain Disorders Involving the Immune Mechanism D50-D89
4 Endocrine, Nutritional and Metabolic Diseases E00-E89
5 Mental, Behavioral and Neurodevelopmental Disorders F01-F99
6 Diseases of the Nervous System G00-G99
7 Diseases of the Eye and Adnexa H00-H59
8 Diseases of the Ear and Mastoid Process H60-H95
9 Diseases of the Circulatory System I00-I99
10 Diseases of the Respiratory System J00-J99
11 Diseases of the Digestive System K00-K95
12 Diseases of the Skin and Subcutaneous Tissue L00-L99
13 Diseases of the Musculoskeletal System and Connective Tissue M00-M99
14 Diseases of the Genitourinary System N00-N99
15 Pregnancy, Childbirth and the Puerperium O00-O9A
16 Certain Conditions Originating in the Perinatal Period P00-P96
17 Congenital Malformations, Deformations and Chromosomal Abnormalities Q00-Q99
18 Symptoms, Signs and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified R00-R99
19 Injury, Poisoning and Certain Other Consequences of External Causes S00-T88
20 External Causes of Morbidity V00-Y99
21 Factors Influencing Health Status and Contact With Health Services Z00-Z99

ICD-10-PCS[edit]

Description
Conventions
Medical and Surgical
Obstetric
New Technology
Selection of Principal Procedure

See Also[edit]

Bibliography[edit]

References[edit]