85.23 - Subtotal Mastectomy

The ICD 9 Code for Subtotal mastectomy is listed as 85.23.
Additional information concerning this code and description can be found below including ICD 10 crosswalks / GEMS and chapter information where available.

ICD 9 CM Volume 3 (PCS) Field	Value
Procedure Code:	85.23
Description:	Subtotal mastectomy
Short Description:	Subtotal mastectomy

Chapter:	Operations on the integumentary system
Subsection 1:	Operations on the breast
ICD-10-PCS General Equivalence Mappings (GEMS):
ICD 10 PCS Code:	0HBT0ZZ - Excision of Right Breast, Open Approach (approximate)
ICD 10 PCS Code:	0HBT3ZZ - Excision of Right Breast, Percutaneous Approach (approximate)
ICD 10 PCS Code:	0HBU0ZZ - Excision of Left Breast, Open Approach (approximate)
ICD 10 PCS Code:	0HBU3ZZ - Excision of Left Breast, Percutaneous Approach (approximate)
ICD 10 PCS Code:	0HBV0ZZ - Excision of Bilateral Breast, Open Approach (approximate)
ICD 10 PCS Code:	0HBV3ZZ - Excision of Bilateral Breast, Percutaneous Approach (approximate)
ICD-9-CM Volume 3 (PCS) Siblings (same level / similar specificity) of 85.23:
85.20 - Excision or destruction of breast tissue, not otherwise specified
85.21 - Local excision of lesion of breast
85.22 - Resection of quadrant of breast
85.24 - Excision of ectopic breast tissue
85.25 - Excision of nipple