An apparatus comprising: means for initiating delivery of electrical autonomic neural modulation therapy to a subject using an implantable medical device, wherein the means for initiating delivery includes: a therapy circuit configured to provide electrical pacing therapy and electrical autonomic neural modulation therapy to the subject; and a control circuit communicatively coupled to the therapy circuit and configured to initiate delivery of the autonomic modulation neural therapy; means for detecting delivery of the autonomic neural modulation therapy in a cardiac signal sensed by the IMD, wherein the means for detecting delivery of the autonomic neural modulation therapy includes: a cardiac signal sensing circuit configured to sense an electrical cardiac signal from at least one of an atrium or ventricle of a heart of a subject; and a signal detection circuit of the control circuit configured to detect delivery of the autonomic neural modulation therapy in the sensed cardiac signal; means for changing, in response to detecting delivery of the autonomic neural modulation therapy, sensitivity of the cardiac signal sensing circuit during a time interval when the autonomic neural modulation therapy is delivered included in the control circuit, characterized in that the control circuit is configured to detect electrodes and leads (108a-108c) attached to the apparatus and deduce a configuration of the apparatus from one or both of detected electrodes and detected leads and wherein the control circuit enables detection of neural stimulation artifacts according to the deduced configuration. means for initiating delivery of electrical autonomic neural modulation therapy to a subject using an implantable medical device, wherein the means for initiating delivery includes: a therapy circuit configured to provide electrical pacing therapy and electrical autonomic neural modulation therapy to the subject; and a control circuit communicatively coupled to the therapy circuit and configured to initiate delivery of the autonomic modulation neural therapy; means for detecting delivery of the autonomic neural modulation therapy in a cardiac signal sensed by the IMD, wherein the means for detecting delivery of the autonomic neural modulation therapy includes: a cardiac signal sensing circuit configured to sense an electrical cardiac signal from at least one of an atrium or ventricle of a heart of a subject; and a signal detection circuit of the control circuit configured to detect delivery of the autonomic neural modulation therapy in the sensed cardiac signal; means for changing, in response to detecting delivery of the autonomic neural modulation therapy, sensitivity of the cardiac signal sensing circuit during a time interval when the autonomic neural modulation therapy is delivered included in the control circuit, characterized in that the control circuit is configured to detect electrodes and leads (108a-108c) attached to the apparatus and deduce a configuration of the apparatus from one or both of detected electrodes and detected leads and wherein the control circuit enables detection of neural stimulation artifacts according to the deduced configuration. a therapy circuit configured to provide electrical pacing therapy and electrical autonomic neural modulation therapy to the subject; and a control circuit communicatively coupled to the therapy circuit and configured to initiate delivery of the autonomic modulation neural therapy; means for detecting delivery of the autonomic neural modulation therapy in a cardiac signal sensed by the IMD, wherein the means for detecting delivery of the autonomic neural modulation therapy includes: a cardiac signal sensing circuit configured to sense an electrical cardiac signal from at least one of an atrium or ventricle of a heart of a subject; and a signal detection circuit of the control circuit configured to detect delivery of the autonomic neural modulation therapy in the sensed cardiac signal; means for changing, in response to detecting delivery of the autonomic neural modulation therapy, sensitivity of the cardiac signal sensing circuit during a time interval when the autonomic neural modulation therapy is delivered included in the control circuit, characterized in that the control circuit is configured to detect electrodes and leads (108a-108c) attached to the apparatus and deduce a configuration of the apparatus from one or both of detected electrodes and detected leads and wherein the control circuit enables detection of neural stimulation artifacts according to the deduced configuration. a cardiac signal sensing circuit configured to sense an electrical cardiac signal from at least one of an atrium or ventricle of a heart of a subject; and a signal detection circuit of the control circuit configured to detect delivery of the autonomic neural modulation therapy in the sensed cardiac signal; means for changing, in response to detecting delivery of the autonomic neural modulation therapy, sensitivity of the cardiac signal sensing circuit during a time interval when the autonomic neural modulation therapy is delivered included in the control circuit, characterized in that the control circuit is configured to detect electrodes and leads (108a-108c) attached to the apparatus and deduce a configuration of the apparatus from one or both of detected electrodes and detected leads and wherein the control circuit enables detection of neural stimulation artifacts according to the deduced configuration.