1. Slide 1 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. CHAPTER 2 AN OVERVIEW OF ICD-10-CM

2. Slide 2 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. ICD-10-CM ICD-10-CM scheduled to replace ICD-9-CM Implementation date October 1, 2014

3. Slide 3 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Improvements in ICD-10-CM More relevant ambulatory and managed care encounter codes Expanded injury codes Combination diagnosis/symptom codes Up to 7 characters (Cont’d…)

4. Slide 4 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Improvements (…Cont’d) Updated diabetes codes Greater overall specificity

5. Slide 5 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. ICD-10-CM Structure __ Chapters V and E codes incorporated into code set Addition of chapters for –Eye and Adnexa –Ear and Mastoid Process 21

6. Slide 6 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. GEMs Files ICD-9-CM codes mapped to new ICD-10-CM codes Figure: 2.1 GEMs mapping files I-9 to I-10 (Courtesy U.S. Department of Health and Human Services, Centers for Disease Control and Prevention.) (Cont’d…)

7. Slide 7 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. GEMs Files ICD-10-CM codes mapped to ICD-9-CM codes GEMS mapping files I-10 to I-9 (Courtesy U.S. Department of Health and Human Services, Centers for Disease Control and Prevention.) Figure: 2.2 (…Cont’d)

8. Slide 8 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. GEMs Flag (Column 3) Three types of flags –Approximate Direct match from I-9 to I-10 Flags: 00000 and 10000 –No Map No diagnosis code available –Combination Requires a combination of codes to map from one system to another

9. Slide 9 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Index Main terms and subterms Figure: 2.9 ICD-10-CM Index (Modified from Buck CJ: 2014 ICD-10-CM Standard Edition DRAFT (Softbound), St. Louis, 2014, Saunders.)

10. Slide 10 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. ICD-10-CM Chapters Chapter 1 Certain Infectious and Parasitic Diseases (A00–B99) Chapter 2 Neoplasms (C00–D49) Chapter 3 Disease of the Blood and Blood- Forming Organs and Certain Disorders Involving the Immune Mechanism (D50–D89) Chapter 4 Endocrine, Nutritional, and Metabolic Diseases (E00–E89) Chapter 5 Mental, Behavioral and Neurodevelopmental Disorders (F01–F99) Chapter 6 Diseases of the Nervous System (G00–G99) Chapter 7 Diseases of the Eye and Adnexa (H00-H59) Chapter 8 Diseases of the Ear and Mastoid Process (H60–H95) Chapter 9 Diseases of the Circulatory System (I00–I99) Chapter 10 Diseases of the Respiratory System (J00–J99) Chapter 11 Diseases of the Digestive System (K00–K95) Chapter 12 Diseases of the Skin and Subcutaneous Tissue (L00–L99) Chapter 13 Diseases of the Musculoskeletal System and Connective Tissue (M00–M99) Chapter 14 Diseases of the Genitourinary System (N00–N99) Chapter 15 Pregnancy, Childbirth, and the Puerperium (O00–O9A) Chapter 16 Certain Conditions Originating in the Perinatal Period (P00–P96) Chapter 17 Congenital Malformations, Deformations, and Chromosomal Abnormalities (Q00–Q99) Chapter 18 Symptoms, Signs, and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (R00–R99) Chapter 19 Injury, Poisoning, and Certain Other Consequences of External Causes (S00–T88) Chapter 20 External Causes of Morbidity (V00–Y99) Chapter 21 Factors Influencing Health Status and Contact with Health Services (Z00–Z99 )

11. Slide 11 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Tabular Each section begins with unique letter and codes arranged in numerical order ICD-10-CM Tabular, R codes. (Modified from Buck CJ: 2014 ICD-10-CM Standard Edition DRAFT (Softbound), St. Louis, 2014, Saunders.) Figure: 2.10

12. Slide 12 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Official Instructional Notations Includes –Define or give examples of category content Figure: 2.11 Includes notation. (Modified from Buck CJ: 2014 ICD-10-CM Standard Edition DRAFT (Softbound), St. Louis, 2014, Saunders.)

13. Slide 13 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Excludes1 Excludes1 = Not Coded Here Figure: 2.12 Excludes1 notation in I-10. (Modified from Buck CJ: 2014 ICD-10-CM Standard Edition DRAFT (Softbound), St. Louis, 2014, Saunders.)

14. Slide 14 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Excludes2 Excludes2 = Not Included Here Figure: 2.13 Excludes2 notation. (Modified from Buck CJ: 2014 ICD-10-CM Standard Edition DRAFT (Softbound), St. Louis, 2014, Saunders.)

15. Slide 15 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Code First/Use Additional Code Code First/Use Additional = Etiology/Manifestation Paired Codes Figure: 2.14 I-10 Tabular, Code first notation. (Modified from Buck CJ: 2014 ICD-10-CM Standard Edition DRAFT (Softbound), St. Louis, 2014, Saunders.)

16. Slide 16 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Code Also Code Also = More than 1 code required Figure: 2.16 I-10 Tabular, Code also notation (Modified from Buck CJ: 2014 ICD-10- CM Standard Edition DRAFT (Softbound), St. Louis, 2014, Saunders.)

17. Slide 17 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. 7th Character and Placeholder X Codes <6 characters that have a 7th character requirement, X is placeholder Figure: 2.18 X as the placeholder. (Modified from Buck CJ: 2014 ICD-10-CM Standard Edition DRAFT (Softbound), St. Louis, 2014, Saunders.)

18. Slide 18 Copyright © 2014 by Saunders, an imprint of Elsevier Inc. Conclusion CHAPTER 2 AN OVERVIEW OF ICD-10-CM