Codes Discussed: ICD-10-PCS Skin and Subcutaneous Tissue Service Line, ICD-10-PCS, 2026 ICD-10-PCS, ICD-10-PCS Official Guidelines for Coding and Reporting, PCS Index and Tables, Medical and Surgical section, Skin and Breast body system value H, Subcutaneous Tissue and Fascia body system value J, Lymphatic and Hemic Systems body system value 7, Measurement and Monitoring section, Anatomical Regions Lower Extremities body system, root operation Repair, root operation Transfer, root operation Replacement, root operation Excision, root operation Extraction, root operation Drainage, root operation Resection, root operation Insertion, root operation Removal, root operation Alteration, root operation Monitoring, PCS Convention A10 (“and” means “and/or”), PCS Guideline B4.6 (skin, subcutaneous tissue, and fascia overlying a joint), PCS Guideline B3.5 (overlapping body layers/deepest layer coded), PCS Guideline B3.4b (biopsy followed by definitive procedure coded separately), PCS Guideline B3.9 (Excision for graft/harvest coded separately), Coding Clinic lymph node chain guidance, Body Part Key, Skin body part, dermis coded to Skin, epidermis coded to Skin, sebaceous glands coded to Skin, sweat glands coded to Skin, Subcutaneous Tissue and Fascia body part, Skin Chest body part value 5, Breast Right body part, Breast Left body part, Breast Bilateral body part, Nipple Right body part value W, Nipple Left body part value X, Skin Right Ear body part value 2, Skin Face body part value 1, Subcutaneous Tissue and Fascia Chest body part value 6, Subcutaneous Tissue and Fascia Right Lower Leg body part value N, Lymphatic Right Axillary body part, Lymphatic Left Axillary body part, Lymphatic Right Neck body part, diagnostic qualifier X, no qualifier Z, qualifier B (Subcutaneous Tissue transferred), qualifier C (Subcutaneous Tissue and Fascia transferred), autologous tissue substitute, nonautologous tissue substitute, synthetic substitute, tissue expander device, 07B50ZX (Open excision of right axillary lymphatic tissue, diagnostic/right axillary lymph node excisional biopsy), 07T50ZZ (Open resection of right axillary lymphatic chain/right total axillary lymphadenectomy), 0HQ0XZZ (External repair of scalp skin/scalp laceration repair with sutures and Steri-Strips), 0HBT0ZZ (Open excision of right breast/right breast mass excision), 0HTU0ZZ (Open resection of left breast/left modified radical mastectomy), 07B60ZZ (Open excision of left axillary lymphatic tissue/removal of palpable axillary lymph nodes), 07T60ZZ (Incorrect answer choice because entire left axillary lymph node chain was not removed), 0HBU0ZZ (Incorrect answer choice in mastectomy case because entire breast was removed; correct in lumpectomy case for left breast mass excision), 0JB80ZZ (Open excision of subcutaneous tissue and fascia of right upper arm/excisional debridement in axilla/right upper arm region), 0JBD0ZZ (Open excision of subcutaneous tissue and fascia of abdomen/excisional debridement of abdominal wound), 0HPPXKZ (Open removal of nonautologous tissue substitute from skin/AlloDerm cadaver skin graft removal), 0JB60ZZ (Incorrect answer choice; body part key issue for axilla), 0HB5XZZ (Incorrect answer choice because overlapping body layer guideline applies), 0HB7XZZ (Incorrect answer choice because overlapping body layer guideline applies), 0JD80ZZ (Incorrect answer choice because tissue was cut away, not extracted), 0JDD0ZZ (Incorrect answer choice because tissue was cut away, not extracted), 0HBU0ZZ (Open excision of left breast/ultrasound-guided left lumpectomy), 07B60ZX (Open excision of left axillary lymphatic tissue, diagnostic/sentinel lymph node biopsy), 4A1635Z (Monitoring of lymphatic flow with other tracer/technetium-99 and methylene blue sentinel lymph node identification), 3E0W3HZ (Incorrect answer choice for sentinel node identification), 0HBU0ZX (Incorrect answer choice because breast mass was previously diagnosed and procedure was therapeutic), 07B10ZX (Open excision of right neck lymphatic tissue, diagnostic/right cervical lymph node excisional biopsy), 0H0V0JZ (Open alteration of bilateral breasts with synthetic substitute/cosmetic bilateral breast implants), 0JDQ0ZZ (Open extraction of subcutaneous tissue and fascia of right foot/nonexcisional debridement with Pulsavac), 0J9Q0ZX (Open drainage of subcutaneous tissue and fascia of right foot, diagnostic/diagnostic drainage of purulent fluid), 0JCQ0ZZ (Incorrect answer choice because foreign body removal was not documented in procedure description), 3E10X8X (Incorrect answer choice because drainage and nonexcisional debridement were coded instead), 0HB1XZZ (External excision of face skin/wide local excision of left cheek squamous cell carcinoma), 0HB4XZZ (External excision of neck skin/harvest of left supraclavicular full-thickness skin graft), 0HX4XZZ (External transfer of neck skin/pedicle flap repair of donor site), 0HR1X73 (External replacement of face skin with autologous tissue substitute, full thickness/free full-thickness skin graft to cheek), 0HQ4XZZ (Incorrect answer choice because neck defect was repaired with pedicle flap, not simple repair), 0HR4X73 (Incorrect answer choice because neck was donor site, not recipient site), 0HRXX7Z (Replacement of left nipple with autologous tissue substitute/left nipple-areolar reconstruction using full-thickness skin graft from perineum), 0YB60ZZ (Open excision of perineum skin or tissue/full-thickness skin graft harvest from left groin/perineal crease), 0HQXXZZ (Incorrect answer choice because nipple was reconstructed with skin graft tissue), 0HRU07Z (Incorrect answer choice because skin of breast, not breast itself, was replaced), 0HR5X73 (Incorrect answer choice because left nipple was reconstructed using skin graft tissue), 0HRXXJZ (Incorrect answer choice because patient’s own tissue was used), 0HX (Skin Transfer table), 0JX (Subcutaneous Tissue and Fascia Transfer table), 0HB (Skin and Breast Excision table), 0HR (Skin and Breast Replacement table), 0HH (Skin and Breast Insertion table/tissue expander device context), 4A1 (Monitoring table for sentinel lymph node identification), AlloDerm, allograft tissue, cadaver graft, autologous graft, nonautologous graft, synthetic graft, split-thickness skin graft/STSG, full-thickness skin graft/FTSG, cell suspension technique, dermatome, meshed graft, Z-plasty, W-plasty, V-Y-plasty, rotation flap, advancement flap, adjacent tissue transfer, pedicle flap, free graft, TRAM flap, transverse rectus abdominis myocutaneous flap, latissimus dorsi muscle flap, DIEP flap, deep inferior epigastric perforator flap, tissue expander, breast implant, saline implant, silicone implant, mammary gel silicone implant, synthetic substitute, pacemaker pocket, scar revision, skin graft, breast cyst aspiration, core needle breast biopsy, lumpectomy, partial mastectomy, simple mastectomy, modified radical mastectomy, radical mastectomy, breast reconstruction, breast augmentation, sentinel lymph node biopsy, sentinel node identification, technetium-99, methylene blue, indocyanine green, radioactive tracer, lymphatic flow monitoring, axillary lymph node biopsy, axillary lymphadenectomy, cervical lymph node biopsy, scalp laceration, right breast mass, invasive carcinoma of left breast, ductal carcinoma in situ, squamous cell carcinoma of left cheek, squamous cell carcinoma of auricle not applicable to this file, right foot abscess, cellulitis, purulent fluid, stage 3 pressure ulcer, road rash, motorcycle accident wound, open wound, right calf ulcer, right knee wound, right axilla-to-abdomen wound, infected skin graft, uncontrolled diabetes mellitus, foreign body mention without procedural removal, Pulsavac, pulse irrigation, Versajet, maggot therapy, water jet, scrubbing, brushing, scalpel, scissors, Bovie cautery, bacitracin clindamycin solution, normal saline irrigation, iodoform gauze, wound vac, Steri-Strips, Xeroform, Mastisol, Vicryl sutures, chromic sutures, nylon sutures, silicone gel sheeting, silo support, Peri-Pad.
Topics Covered: ICD-10-PCS Skin and Subcutaneous Tissue Service Line, ICD-10-PCS integumentary procedure coding, ICD-10-PCS skin procedure coding, ICD-10-PCS subcutaneous tissue procedure coding, ICD-10-PCS fascia procedure coding, ICD-10-PCS breast procedure coding, ICD-10-PCS lymph node procedure coding, skin and subcutaneous tissue anatomy, fascia anatomy, breast anatomy for PCS coding, integumentary system anatomy, epidermis, dermis, hypodermis, subcutaneous tissue, hair follicles, hair shaft, sweat gland, sweat pore, sebaceous glands, lymphatic vessels, blood vessels, nerves, fat tissue, fascia layers, superficial fascia, deep fascia, visceral fascia, skin versus subcutaneous tissue coding distinction, Skin and Breast body system, Subcutaneous Tissue and Fascia body system, body system character H, body system character J, PCS body systems and body parts, Body Part Key use, dermis coded to skin, epidermis coded to skin, sweat glands coded to skin, sebaceous glands coded to skin, subcutaneous tissue and fascia body part values, “and/or” convention in PCS, skin overlying a joint coding, subcutaneous tissue overlying a joint coding, fascia overlying a joint coding, breast skin versus breast tissue body part selection, skin of breast coded to chest skin, breast body part selection, nipple body part values, overlapping body layer coding, deepest layer coding, biopsy coding guideline, diagnostic qualifier use, therapeutic excision sent to pathology, biopsy followed by definitive treatment, breast biopsy followed by partial mastectomy, simple skin repair coding, laceration repair coding, suture repair coding, operative site closure not separately coded, suture materials not coded as devices, external approach for simple repair, multilayer repair coding, deepest repaired layer coding, skin repair versus subcutaneous repair versus muscle repair, adjacent tissue transfer coding, tissue rearrangement procedures, complex wound repair, traumatic wound repair, plastic scar repair, burn scar revision, Z-plasty coding, W-plasty coding, V-Y-plasty coding, rotation flap coding, advancement flap coding, vascular supply maintained, flap donor site partially attached, Transfer root operation, skin transfer table, subcutaneous tissue and fascia transfer table, subcutaneous tissue transfer qualifier, subcutaneous tissue and fascia transfer qualifier, documentation specificity for tissue depth, free skin graft coding, split-thickness skin graft, full-thickness skin graft, STSG coding, FTSG coding, epidermis and dermis graft depth, free graft versus adjacent tissue transfer, autologous skin graft, nonautologous skin graft, synthetic graft material, skin graft Replacement root operation, graft device character selection, full thickness qualifier, partial thickness qualifier, cell suspension technique, autologous graft harvest coding, dermatome harvest, meshed graft preparation, Excision for graft harvest, debridement coding, excisional debridement coding, nonexcisional debridement coding, surgical debridement, nonsurgical debridement, infected wound debridement, necrotic tissue removal, devitalized tissue removal, foreign matter removal, burn debridement, ulcer debridement, DRG impact of excisional debridement, debridement audit risk, overcoding excisional debridement, cutting tissue away, scraping tissue away, scalpel debridement, scissors debridement, pulse irrigation, Pulsavac debridement, Versajet debridement, water jet debridement, brushing debridement, scrubbing debridement, maggot therapy, Excision versus Extraction for debridement, breast cyst aspiration coding, breast cyst drainage, breast fluid aspiration, diagnostic breast aspiration, therapeutic breast aspiration, diagnostic versus therapeutic qualifier, breast biopsy coding, core needle breast biopsy, breast mass biopsy, breast tissue removal, lumpectomy coding, wire localization of breast mass, breast tissue Excision root operation, Excision versus Resection for lumpectomy, mastectomy coding, partial mastectomy, simple mastectomy, modified radical mastectomy, radical mastectomy, breast tissue removal extent, nipple-areolar complex removal, breast reconstruction coding, postmastectomy reconstruction, breast implant reconstruction, implant over pectoral muscle, implant under pectoral muscle, immediate reconstruction with mastectomy, implant as breast Replacement, implant insertion versus Replacement distinction, tissue expander coding, staged breast reconstruction, tissue expander insertion, saline-filled tissue expander, tissue expander removal, permanent implant insertion, tissue expander device character, synthetic substitute implant character, muscle flap graft breast reconstruction, autologous breast reconstruction, TRAM flap coding, transverse rectus abdominis myocutaneous flap, latissimus dorsi flap coding, pedicled flap versus free flap, DIEP flap coding, deep inferior epigastric perforator flap, abdominal skin and fat flap, muscle preservation in DIEP flap, breast Replacement with autologous tissue substitute, flap graft qualifier selection, breast augmentation coding, cosmetic breast augmentation, Alteration root operation, cosmetic implant procedure, silicone breast implant, saline breast implant, appearance enhancement without functional impact, medical reconstruction versus cosmetic augmentation, lymph node biopsy coding, lymphatic system body part values, lymphatic chain concept, lymphadenectomy coding, lymph node sampling, lymph node chain resection, Excision versus Resection for lymph nodes, axillary lymph node excisional biopsy, right axillary lymph node biopsy, right total axillary lymphadenectomy, sentinel lymph node identification coding, sentinel node biopsy coding, breast cancer metastasis evaluation, lymphatic drainage path, metastatic cancer spread, radioactive substance injection, dye injection, methylene blue, technetium-99, indocyanine green, lymphatic flow monitoring, tracer uptake, sentinel node removal, Monitoring root operation, Code Purple practice, Code Red Ultimate Challenge, skin layer quiz, integumentary structure labeling, PCS body part value matching, skin advancement flap of right ear, skin graft to right breast, left nipple reconstruction, right knee wound debridement down to fascia, pacemaker chest pocket, sebaceous cyst of cheek, right calf ulcer debridement case, hypodermis debridement body part selection, allograft skin graft root operation, Z-plasty scar excision root operation, layered face laceration repair root operation, road rash pulse irrigation debridement, stage 3 pressure ulcer scalpel debridement, breast cyst aspiration versus core breast biopsy, tissue expander and breast implant root operation matching, partial mastectomy with sentinel node biopsy, technetium-99 sentinel node identification, scalp laceration repair case, right breast mass excision case, left modified radical mastectomy case, clinically palpable lymph node removal, infected AlloDerm graft removal case, subcutaneous tissue excisional debridement, left breast ductal carcinoma in situ lumpectomy case, ultrasound-guided lumpectomy, marker localization, sentinel lymph node excision, right cervical lymphadenopathy biopsy case, cosmetic bilateral breast implant case, right foot abscess and cellulitis case, diagnostic drainage of purulent fluid, nonexcisional debridement with Pulsavac, foreign body not coded without procedural documentation, squamous cell carcinoma left cheek case, wide local excision, frozen section pathology, full-thickness skin graft from supraclavicular region, neck donor site pedicle flap, left nipple-areolar reconstruction case, full-thickness skin graft from left groin, neonipple creation, areola reconstruction, perineal crease graft harvest, skin graft pie crusting, nipple support silo, ICD-10-PCS inpatient procedure coding education, integumentary procedure coding education, breast and lymphatic procedure coding education, medical coding 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