2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Injury And Poisoning 800-999 > Poisoning By Drugs, Medicinals And Biological Substances 960-979 > ICD-9-CM Diagnosis 963 Poisoning by primarily systemic agents 963 is a non-specific code that cannot be used to specify a diagnosis ICD-9-CM Diagnosis 963.0 Poisoning by antiallergic and antiemetic drugs 963.0 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 963.1 Poisoning by antineoplastic and immunosuppressive drugs 963.1 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 963.2 Poisoning by acidifying agents 963.2 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 963.3 Poisoning by alkalizing agents 963.3 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 963.4 Poisoning by enzymes not elsewhere classified 963.4 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 963.5 Poisoning by vitamins not elsewhere classified 963.5 is a specific code that can be used to specify a diagnosis 963.5 contains 5 index entries ICD-9-CM Diagnosis 963.8 Poisoning by other specified systemic agents 963.8 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 963.9 Poisoning by unspecified systemic agent 963.9 is a specific code that can be used to specify a diagnosis