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U.S. ICD-10-CM reference
· FY2027
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ICD-10-CM · FY2027
/
Directrices oficiales de codificación
Directrices oficiales de codificación
ICD-10-CM · FY2027 · 1 oct 2026 – 30 sept 2027
ICD-10-CM Official Guidelines for Coding and Reporting
Section I. Conventions, general coding guidelines and chapter specific guidelines
A. Conventions for the ICD-10-CM
B. General Coding Guidelines
C. Chapter-Specific Coding Guidelines
1. Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99), U07.1, U09.9
2. Chapter 2: Neoplasms (C00-D49)
3. Chapter 3: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
4. Chapter 4: Endocrine, Nutritional, and Metabolic Diseases (E00-E89)
5. Chapter 5: Mental, Behavioral and Neurodevelopmental disorders (F01 – F99)
6. Chapter 6: Diseases of the Nervous System (G00-G99)
7. Chapter 7: Diseases of the Eye and Adnexa (H00-H59)
8. Chapter 8: Diseases of the Ear and Mastoid Process (H60-H95)
9. Chapter 9: Diseases of the Circulatory System (I00-I99)
10. Chapter 10: Diseases of the Respiratory System (J00-J99), U07.0
11. Chapter 11: Diseases of the Digestive System (K00-K95)
12. Chapter 12: Diseases of the Skin and Subcutaneous Tissue (L00-L99)
13. Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99)
14. Chapter 14: Diseases of Genitourinary System (N00-N99)
15. Chapter 15: Pregnancy, Childbirth, and the Puerperium (O00-O9A)
16. Chapter 16: Certain Conditions Originating in the Perinatal Period (P00-P96)
17. Chapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
18. Chapter 18: Symptoms, signs, and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
19. Chapter 19: Injury, poisoning, and certain other consequences of external causes (S00-T88)
20. Chapter 20: External Causes of Morbidity (V00-Y99)
21. Chapter 21: Factors influencing health status and contact with health services (Z00-Z99)
22. Chapter 22: Codes for Special Purposes (U00-U85)
Section II. Selection of Principal Diagnosis
Section III. Reporting Additional Diagnoses
Section IV. Diagnostic Coding and Reporting Guidelines for Outpatient Services
Present on Admission Reporting Guidelines
