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. Author manuscript; available in PMC: 2021 Oct 1.
Published in final edited form as: Am J Prev Med. 2020 Aug 12;59(4):570–577. doi: 10.1016/j.amepre.2020.03.026

Table 1.

ICD 9th and 10th Edition Codes for Self-Inflicted Injury and Possible Self-Inflicted Injury

Description ICD-9 codes ICD-10 codesb
Self-inflicted injuries
 Self-inflicted poisoning by solid or liquid substances E950.a T36.aX2A, T40.a X2A
 Self-inflicted poisoning by gases and vapors E951.a, E952.a T58.a X2A, T59.aX2A
 Self-inflicted injury by hanging, strangulation, or suffocation E953.a T71.1a 2A
 Self-inflicted injury by submersion or downing E954.a X71.a XXA
 Self-inflicted injury by guns or explosives E955.a X72.XXXA, X73.a XXA
 Self-inflicted injury by cutting or piercing E956.a X78.a XXA
 Self-inflicted injury by jumping E957.a X80.XXXA
 Self-inflicted injury by other and unspecified means E958.a X82.a XXA, X83.8XXA
Possibly self-inflicted injuries
 Possibly self-inflicted injury by solid or liquid poisoning E980.a T36.a X4A, T40.a X4A
 Possibly self-inflicted injury by gases and vapors E981.a, E982.a T58.a X4A, T59.a X4A
 Possibly self-inflicted injury by hanging, strangulation, or suffocation E983.a T71.1a 4A
 Possibly self-inflicted injury by submersion or drowning E984.a Y21.9XXA
 Possibly self-inflicted injury by guns or explosives E985.a Y22.XXXA, Y23.a XXA
 Possibly self-inflicted injury by cutting or piercing E986.a Y28.a XXA
 Possibly self-inflicted injury by jumping E987.a Y30.XXA
 Possibly self-inflicted injury by other and unspecified means E988.a Y33.XXXA
a

Represents any digit.

b

Example codes for ICD-10 provided, complete list can be accessed from the Mental Health Research Network GitHub site (https://github.com/MHResearchNetwork/Diagnosis-Codes).