| Z40 | Encounter for prophylactic surgery |
| Z40.0 | Encounter for prophylactic surgery for risk factors related to malignant neoplasms |
| Z40.00 | Encounter for prophylactic removal of unspecified organ |
| Z40.01 | Encounter for prophylactic removal of breast |
| Z40.02 | Encounter for prophylactic removal of ovary |
| Z40.09 | Encounter for prophylactic removal of other organ |
| Z40.8 | Encounter for other prophylactic surgery |
| Z40.9 | Encounter for prophylactic surgery, unspecified |
| Z41 | Encounter for procedures for purposes other than remedying health state |
| Z41.1 | Encounter for cosmetic surgery |
| Z41.2 | Encounter for routine and ritual male circumcision |
| Z41.3 | Encounter for ear piercing |
| Z41.8 | Encounter for other procedures for purposes other than remedying health state |
| Z41.9 | Encounter for procedure for purposes other than remedying health state, unspecified |
| Z42 | Encounter for plastic and reconstructive surgery following medical procedure or healed injury |
| Z42.1 | Encounter for breast reconstruction following mastectomy |
| Z42.8 | Encounter for other plastic and reconstructive surgery following medical procedure or healed injury |
| Z43 | Encounter for attention to artificial openings |
| Z43.0 | Encounter for attention to tracheostomy |
| Z43.1 | Encounter for attention to gastrostomy |
| Z43.2 | Encounter for attention to ileostomy |
| Z43.3 | Encounter for attention to colostomy |
| Z43.4 | Encounter for attention to other artificial openings of digestive tract |
| Z43.5 | Encounter for attention to cystostomy |
| Z43.6 | Encounter for attention to other artificial openings of urinary tract |
| Z43.7 | Encounter for attention to artificial vagina |
| Z43.8 | Encounter for attention to other artificial openings |
| Z43.9 | Encounter for attention to unspecified artificial opening |
| Z44 | Encounter for fitting and adjustment of external prosthetic device |
| Z44.0 | Encounter for fitting and adjustment of artificial arm |
| Z44.00 | Encounter for fitting and adjustment of unspecified artificial arm |
| Z44.001 | Encounter for fitting and adjustment of unspecified right artificial arm |
| Z44.002 | Encounter for fitting and adjustment of unspecified left artificial arm |
| Z44.009 | Encounter for fitting and adjustment of unspecified artificial arm, unspecified arm |
| Z44.01 | Encounter for fitting and adjustment of complete artificial arm |
| Z44.011 | Encounter for fitting and adjustment of complete right artificial arm |
| Z44.012 | Encounter for fitting and adjustment of complete left artificial arm |
| Z44.019 | Encounter for fitting and adjustment of complete artificial arm, unspecified arm |
| Z44.02 | Encounter for fitting and adjustment of partial artificial arm |
| Z44.021 | Encounter for fitting and adjustment of partial artificial right arm |
| Z44.022 | Encounter for fitting and adjustment of partial artificial left arm |
| Z44.029 | Encounter for fitting and adjustment of partial artificial arm, unspecified arm |
| Z44.1 | Encounter for fitting and adjustment of artificial leg |
| Z44.10 | Encounter for fitting and adjustment of unspecified artificial leg |
| Z44.101 | Encounter for fitting and adjustment of unspecified right artificial leg |
| Z44.102 | Encounter for fitting and adjustment of unspecified left artificial leg |
| Z44.109 | Encounter for fitting and adjustment of unspecified artificial leg, unspecified leg |
| Z44.11 | Encounter for fitting and adjustment of complete artificial leg |
| Z44.111 | Encounter for fitting and adjustment of complete right artificial leg |
| Z44.112 | Encounter for fitting and adjustment of complete left artificial leg |
| Z44.119 | Encounter for fitting and adjustment of complete artificial leg, unspecified leg |
| Z44.12 | Encounter for fitting and adjustment of partial artificial leg |
| Z44.121 | Encounter for fitting and adjustment of partial artificial right leg |
| Z44.122 | Encounter for fitting and adjustment of partial artificial left leg |
| Z44.129 | Encounter for fitting and adjustment of partial artificial leg, unspecified leg |
| Z44.2 | Encounter for fitting and adjustment of artificial eye |
| Z44.20 | Encounter for fitting and adjustment of artificial eye, unspecified |
| Z44.21 | Encounter for fitting and adjustment of artificial right eye |
| Z44.22 | Encounter for fitting and adjustment of artificial left eye |
| Z44.3 | Encounter for fitting and adjustment of external breast prosthesis |
| Z44.30 | Encounter for fitting and adjustment of external breast prosthesis, unspecified breast |
| Z44.31 | Encounter for fitting and adjustment of external right breast prosthesis |
| Z44.32 | Encounter for fitting and adjustment of external left breast prosthesis |
| Z44.8 | Encounter for fitting and adjustment of other external prosthetic devices |
| Z44.9 | Encounter for fitting and adjustment of unspecified external prosthetic device |
| Z45 | Encounter for adjustment and management of implanted device |
| Z45.0 | Encounter for adjustment and management of cardiac device |
| Z45.01 | Encounter for adjustment and management of cardiac pacemaker |
| Z45.010 | Encounter for checking and testing of cardiac pacemaker pulse generator [battery] |
| Z45.018 | Encounter for adjustment and management of other part of cardiac pacemaker |
| Z45.02 | Encounter for adjustment and management of automatic implantable cardiac defibrillator |
| Z45.09 | Encounter for adjustment and management of other cardiac device |
| Z45.1 | Encounter for adjustment and management of infusion pump |
| Z45.2 | Encounter for adjustment and management of vascular access device |
| Z45.3 | Encounter for adjustment and management of implanted devices of the special senses |
| Z45.31 | Encounter for adjustment and management of implanted visual substitution device |
| Z45.32 | Encounter for adjustment and management of implanted hearing device |
| Z45.320 | Encounter for adjustment and management of bone conduction device |
| Z45.321 | Encounter for adjustment and management of cochlear device |
| Z45.328 | Encounter for adjustment and management of other implanted hearing device |
| Z45.4 | Encounter for adjustment and management of implanted nervous system device |
| Z45.41 | Encounter for adjustment and management of cerebrospinal fluid drainage device |
| Z45.42 | Encounter for adjustment and management of neuropacemaker (brain) (peripheral nerve) (spinal cord) |
| Z45.49 | Encounter for adjustment and management of other implanted nervous system device |
| Z45.8 | Encounter for adjustment and management of other implanted devices |
| Z45.81 | Encounter for adjustment or removal of breast implant |
| Z45.811 | Encounter for adjustment or removal of right breast implant |
| Z45.812 | Encounter for adjustment or removal of left breast implant |
| Z45.819 | Encounter for adjustment or removal of unspecified breast implant |
| Z45.82 | Encounter for adjustment or removal of myringotomy device (stent) (tube) |
| Z45.89 | Encounter for adjustment and management of other implanted devices |
| Z45.9 | Encounter for adjustment and management of unspecified implanted device |
| Z46 | Encounter for fitting and adjustment of other devices |
| Z46.0 | Encounter for fitting and adjustment of spectacles and contact lenses |
| Z46.1 | Encounter for fitting and adjustment of hearing aid |
| Z46.2 | Encounter for fitting and adjustment of other devices related to nervous system and special senses |
| Z46.3 | Encounter for fitting and adjustment of dental prosthetic device |
| Z46.4 | Encounter for fitting and adjustment of orthodontic device |
| Z46.5 | Encounter for fitting and adjustment of other gastrointestinal appliance and device |
| Z46.51 | Encounter for fitting and adjustment of gastric lap band |
| Z46.59 | Encounter for fitting and adjustment of other gastrointestinal appliance and device |
| Z46.6 | Encounter for fitting and adjustment of urinary device |
| Z46.8 | Encounter for fitting and adjustment of other specified devices |
| Z46.81 | Encounter for fitting and adjustment of insulin pump |
| Z46.82 | Encounter for fitting and adjustment of non-vascular catheter |
| Z46.89 | Encounter for fitting and adjustment of other specified devices |
| Z46.9 | Encounter for fitting and adjustment of unspecified device |
| Z47 | Orthopedic aftercare |
| Z47.1 | Aftercare following joint replacement surgery |
| Z47.2 | Encounter for removal of internal fixation device |
| Z47.3 | Aftercare following explantation of joint prosthesis |
| Z47.31 | Aftercare following explantation of shoulder joint prosthesis |
| Z47.32 | Aftercare following explantation of hip joint prosthesis |
| Z47.33 | Aftercare following explantation of knee joint prosthesis |
| Z47.8 | Encounter for other orthopedic aftercare |
| Z47.81 | Encounter for orthopedic aftercare following surgical amputation |
| Z47.82 | Encounter for orthopedic aftercare following scoliosis surgery |
| Z47.89 | Encounter for other orthopedic aftercare |
| Z48 | Encounter for other postprocedural aftercare |
| Z48.0 | Encounter for attention to dressings, sutures and drains |
| Z48.00 | Encounter for change or removal of nonsurgical wound dressing |
| Z48.01 | Encounter for change or removal of surgical wound dressing |
| Z48.02 | Encounter for removal of sutures |
| Z48.03 | Encounter for change or removal of drains |
| Z48.1 | Encounter for planned postprocedural wound closure |
| Z48.2 | Encounter for aftercare following organ transplant |
| Z48.21 | Encounter for aftercare following heart transplant |
| Z48.22 | Encounter for aftercare following kidney transplant |
| Z48.23 | Encounter for aftercare following liver transplant |
| Z48.24 | Encounter for aftercare following lung transplant |
| Z48.28 | Encounter for aftercare following multiple organ transplant |
| Z48.280 | Encounter for aftercare following heart-lung transplant |
| Z48.288 | Encounter for aftercare following multiple organ transplant |
| Z48.29 | Encounter for aftercare following other organ transplant |
| Z48.290 | Encounter for aftercare following bone marrow transplant |
| Z48.298 | Encounter for aftercare following other organ transplant |
| Z48.3 | Aftercare following surgery for neoplasm |
| Z48.8 | Encounter for other specified postprocedural aftercare |
| Z48.81 | Encounter for surgical aftercare following surgery on specified body systems |
| Z48.810 | Encounter for surgical aftercare following surgery on the sense organs |
| Z48.811 | Encounter for surgical aftercare following surgery on the nervous system |
| Z48.812 | Encounter for surgical aftercare following surgery on the circulatory system |
| Z48.813 | Encounter for surgical aftercare following surgery on the respiratory system |
| Z48.814 | Encounter for surgical aftercare following surgery on the teeth or oral cavity |
| Z48.815 | Encounter for surgical aftercare following surgery on the digestive system |
| Z48.816 | Encounter for surgical aftercare following surgery on the genitourinary system |
| Z48.817 | Encounter for surgical aftercare following surgery on the skin and subcutaneous tissue |
| Z48.89 | Encounter for other specified surgical aftercare |
| Z49 | Encounter for care involving renal dialysis |
| Z49.0 | Preparatory care for renal dialysis |
| Z49.01 | Encounter for fitting and adjustment of extracorporeal dialysis catheter |
| Z49.02 | Encounter for fitting and adjustment of peritoneal dialysis catheter |
| Z49.3 | Encounter for adequacy testing for dialysis |
| Z49.31 | Encounter for adequacy testing for hemodialysis |
| Z49.32 | Encounter for adequacy testing for peritoneal dialysis |
| Z51 | Encounter for other aftercare |
| Z51.0 | Encounter for antineoplastic radiation therapy |
| Z51.1 | Encounter for antineoplastic chemotherapy and immunotherapy |
| Z51.11 | Encounter for antineoplastic chemotherapy |
| Z51.12 | Encounter for antineoplastic immunotherapy |
| Z51.5 | Encounter for palliative care |
| Z51.8 | Encounter for other specified aftercare |
| Z51.81 | Encounter for therapeutic drug level monitoring |
| Z51.89 | Encounter for other specified aftercare |
| Z52 | Donors of organs and tissues |
| Z52.0 | Blood donor |
| Z52.00 | Unspecified blood donor |
| Z52.000 | Unspecified donor, whole blood |
| Z52.001 | Unspecified donor, stem cells |
| Z52.008 | Unspecified donor, other blood |
| Z52.01 | Autologous blood donor |
| Z52.010 | Autologous donor, whole blood |
| Z52.011 | Autologous donor, stem cells |
| Z52.018 | Autologous donor, other blood |
| Z52.09 | Other blood donor |
| Z52.090 | Other blood donor, whole blood |
| Z52.091 | Other blood donor, stem cells |
| Z52.098 | Other blood donor, other blood |
| Z52.1 | Skin donor |
| Z52.10 | Skin donor, unspecified |
| Z52.11 | Skin donor, autologous |
| Z52.19 | Skin donor, other |
| Z52.2 | Bone donor |
| Z52.20 | Bone donor, unspecified |
| Z52.21 | Bone donor, autologous |
| Z52.29 | Bone donor, other |
| Z52.3 | Bone marrow donor |
| Z52.4 | Kidney donor |
| Z52.5 | Cornea donor |
| Z52.6 | Liver donor |
| Z52.8 | Donor of other specified organs or tissues |
| Z52.81 | Egg (Oocyte) donor |
| Z52.810 | Egg (Oocyte) donor under age 35, anonymous recipient |
| Z52.811 | Egg (Oocyte) donor under age 35, designated recipient |
| Z52.812 | Egg (Oocyte) donor age 35 and over, anonymous recipient |
| Z52.813 | Egg (Oocyte) donor age 35 and over, designated recipient |
| Z52.819 | Egg (Oocyte) donor, unspecified |
| Z52.89 | Donor of other specified organs or tissues |
| Z52.9 | Donor of unspecified organ or tissue |
| Z53 | Persons encountering health services for specific procedures and treatment, not carried out |
| Z53.0 | Procedure and treatment not carried out because of contraindication |
| Z53.01 | Procedure and treatment not carried out due to patient smoking |
| Z53.09 | Procedure and treatment not carried out because of other contraindication |
| Z53.1 | Procedure and treatment not carried out because of patient's decision for reasons of belief and group pressure |
| Z53.2 | Procedure and treatment not carried out because of patient's decision for other and unspecified reasons |
| Z53.20 | Procedure and treatment not carried out because of patient's decision for unspecified reasons |
| Z53.21 | Procedure and treatment not carried out due to patient leaving prior to being seen by health care provider |
| Z53.29 | Procedure and treatment not carried out because of patient's decision for other reasons |
| Z53.8 | Procedure and treatment not carried out for other reasons |
| Z53.9 | Procedure and treatment not carried out, unspecified reason |