2007 ICD-9-CM Procedure 94.27 Other electroshock therapy Electrically induced convulsions primarily used in the treatment of severe affective disorders and schizophrenia. 94.27 is a specific code that can be used to specify a procedure 94.27 contains 8 index entries View the full Volume 3 94.* hierarchy 94.27 also known as: Electroconvulsive therapy (ECT) EST Index entries containing 94.27: Electroconvulsive therapy (ECT) 94.27 Electroshock therapy (EST) 94.27 subconvulsive 94.26 Shock therapy electroconvulsive 94.27 electrotonic 94.27 Therapy electroconvulsive (ECT) 94.27 electroshock (EST) 94.27 subconvulsive 94.26 electrotonic (ETT) 94.27 shock electric 94.27 subconvulsive 94.26