ICD-10 Coding

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.

ICD-10 logo

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

Preparation

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

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

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

See Also

• Wikipedia: ICD-10