DRG 582
Surgical DRGMastectomy for Malignancy with CC/MCC
What is MS-DRG 582?
MS-DRG 582 is a Surgical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 09 (MDC 09) with a Complication or Comorbidity (CC). It maps to 74 ICD-10-CM diagnosis codes. For FY 2026 it carries a relative weight of 1.9266 with a geometric mean length of stay of 2.6 days and an arithmetic mean of 3.4 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.
FY 2026 Payment Data
Official values from Table 5 of the FY 2026 IPPS Final Rule (CMS).
Related MS-DRGs in This Severity Group
The same clinical condition is split into separate DRGs by complication severity. MCC pays more than CC, which pays more than no CC/MCC.
| DRG | Title | Rel. Weight | GMLOS |
|---|---|---|---|
| 582 | Mastectomy for Malignancy with CC/MCCThis page | 1.9266 | 2.6 days |
| 583 | Mastectomy for Malignancy without CC/MCC | 1.7244 | 1.7 days |
Linked ICD-10-PCS Procedure Mappings
- 07T50ZZ
Resection of Right Axillary Lymphatic, Open Approach
BillableSection 0 - 07T60ZZ
Resection of Left Axillary Lymphatic, Open Approach
BillableSection 0 - 0H0V0JZ
Alteration of Bilateral Breast with Synthetic Substitute, Open Approach
BillableSection 0 - 0HBT0ZZ
Excision of Right Breast, Open Approach
BillableSection 0 - 0HBT3ZZ
Excision of Right Breast, Percutaneous Approach
BillableSection 0 - 0HBU0ZZ
Excision of Left Breast, Open Approach
BillableSection 0 - 0HBU3ZZ
Excision of Left Breast, Percutaneous Approach
BillableSection 0 - 0HBV0ZZ
Excision of Bilateral Breast, Open Approach
BillableSection 0 - 0HBV3ZZ
Excision of Bilateral Breast, Percutaneous Approach
BillableSection 0 - 0HRT075
Replacement of Right Breast using Latissimus Dorsi Myocutaneous Flap, Open Approach
BillableSection 0 - 0HRT076
Replacement of Right Breast using Transverse Rectus Abdominis Myocutaneous Flap, Open Approach
BillableSection 0 - 0HRT077
Replacement of Right Breast using Deep Inferior Epigastric Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRT078
Replacement of Right Breast using Superficial Inferior Epigastric Artery Flap, Open Approach
BillableSection 0 - 0HRT079
Replacement of Right Breast using Gluteal Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRT07B
Replacement of Right Breast using Lumbar Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRT07Z
Replacement of Right Breast with Autologous Tissue Substitute, Open Approach
BillableSection 0 - 0HRT0JZ
Replacement of Right Breast with Synthetic Substitute, Open Approach
BillableSection 0 - 0HRT0KZ
Replacement of Right Breast with Nonautologous Tissue Substitute, Open Approach
BillableSection 0 - 0HRT3JZ
Replacement of Right Breast with Synthetic Substitute, Percutaneous Approach
BillableSection 0 - 0HRU075
Replacement of Left Breast using Latissimus Dorsi Myocutaneous Flap, Open Approach
BillableSection 0 - 0HRU076
Replacement of Left Breast using Transverse Rectus Abdominis Myocutaneous Flap, Open Approach
BillableSection 0 - 0HRU077
Replacement of Left Breast using Deep Inferior Epigastric Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRU078
Replacement of Left Breast using Superficial Inferior Epigastric Artery Flap, Open Approach
BillableSection 0 - 0HRU079
Replacement of Left Breast using Gluteal Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRU07B
Replacement of Left Breast using Lumbar Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRU07Z
Replacement of Left Breast with Autologous Tissue Substitute, Open Approach
BillableSection 0 - 0HRU0JZ
Replacement of Left Breast with Synthetic Substitute, Open Approach
BillableSection 0 - 0HRU0KZ
Replacement of Left Breast with Nonautologous Tissue Substitute, Open Approach
BillableSection 0 - 0HRU3JZ
Replacement of Left Breast with Synthetic Substitute, Percutaneous Approach
BillableSection 0 - 0HRV075
Replacement of Bilateral Breast using Latissimus Dorsi Myocutaneous Flap, Open Approach
BillableSection 0 - 0HRV076
Replacement of Bilateral Breast using Transverse Rectus Abdominis Myocutaneous Flap, Open Approach
BillableSection 0 - 0HRV077
Replacement of Bilateral Breast using Deep Inferior Epigastric Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRV078
Replacement of Bilateral Breast using Superficial Inferior Epigastric Artery Flap, Open Approach
BillableSection 0 - 0HRV079
Replacement of Bilateral Breast using Gluteal Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRV07B
Replacement of Bilateral Breast using Lumbar Artery Perforator Flap, Open Approach
BillableSection 0 - 0HRV07Z
Replacement of Bilateral Breast with Autologous Tissue Substitute, Open Approach
BillableSection 0 - 0HRV0JZ
Replacement of Bilateral Breast with Synthetic Substitute, Open Approach
BillableSection 0 - 0HRV3JZ
Replacement of Bilateral Breast with Synthetic Substitute, Percutaneous Approach
BillableSection 0 - 0HTT0ZZ
Resection of Right Breast, Open Approach
BillableSection 0 - 0HTU0ZZ
Resection of Left Breast, Open Approach
BillableSection 0 - 0HTV0ZZ
Resection of Bilateral Breast, Open Approach
BillableSection 0 - 0KXF0Z5
Transfer Right Trunk Muscle, Latissimus Dorsi Myocutaneous Flap, Open Approach
BillableSection 0 - 0KXF0Z7
Transfer Right Trunk Muscle, Deep Inferior Epigastric Artery Perforator Flap, Open Approach
BillableSection 0 - 0KXF0Z8
Transfer Right Trunk Muscle, Superficial Inferior Epigastric Artery Flap, Open Approach
BillableSection 0 - 0KXF0Z9
Transfer Right Trunk Muscle, Gluteal Artery Perforator Flap, Open Approach
BillableSection 0 - 0KXF4Z5
Transfer Right Trunk Muscle, Latissimus Dorsi Myocutaneous Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXF4Z7
Transfer Right Trunk Muscle, Deep Inferior Epigastric Artery Perforator Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXF4Z8
Transfer Right Trunk Muscle, Superficial Inferior Epigastric Artery Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXF4Z9
Transfer Right Trunk Muscle, Gluteal Artery Perforator Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXG0Z5
Transfer Left Trunk Muscle, Latissimus Dorsi Myocutaneous Flap, Open Approach
BillableSection 0 - 0KXG0Z7
Transfer Left Trunk Muscle, Deep Inferior Epigastric Artery Perforator Flap, Open Approach
BillableSection 0 - 0KXG0Z8
Transfer Left Trunk Muscle, Superficial Inferior Epigastric Artery Flap, Open Approach
BillableSection 0 - 0KXG0Z9
Transfer Left Trunk Muscle, Gluteal Artery Perforator Flap, Open Approach
BillableSection 0 - 0KXG4Z5
Transfer Left Trunk Muscle, Latissimus Dorsi Myocutaneous Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXG4Z7
Transfer Left Trunk Muscle, Deep Inferior Epigastric Artery Perforator Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXG4Z8
Transfer Left Trunk Muscle, Superficial Inferior Epigastric Artery Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXG4Z9
Transfer Left Trunk Muscle, Gluteal Artery Perforator Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXK0Z6
Transfer Right Abdomen Muscle, Transverse Rectus Abdominis Myocutaneous Flap, Open Approach
BillableSection 0 - 0KXK4Z6
Transfer Right Abdomen Muscle, Transverse Rectus Abdominis Myocutaneous Flap, Percutaneous Endoscopic Approach
BillableSection 0 - 0KXL0Z6
Transfer Left Abdomen Muscle, Transverse Rectus Abdominis Myocutaneous Flap, Open Approach
BillableSection 0 - 0KXL4Z6
Transfer Left Abdomen Muscle, Transverse Rectus Abdominis Myocutaneous Flap, Percutaneous Endoscopic Approach
BillableSection 0
Linked ICD-10-CM Diagnosis Mappings
- C50.011
Malignant neoplasm of nipple and areola, right female breast
BillableChapter 2 - C50.012
Malignant neoplasm of nipple and areola, left female breast
BillableChapter 2 - C50.019
Malignant neoplasm of nipple and areola, unspecified female breast
BillableChapter 2 - C50.021
Malignant neoplasm of nipple and areola, right male breast
BillableChapter 2 - C50.022
Malignant neoplasm of nipple and areola, left male breast
BillableChapter 2 - C50.029
Malignant neoplasm of nipple and areola, unspecified male breast
BillableChapter 2 - C50.111
Malignant neoplasm of central portion of right female breast
BillableChapter 2 - C50.112
Malignant neoplasm of central portion of left female breast
BillableChapter 2 - C50.119
Malignant neoplasm of central portion of unspecified female breast
BillableChapter 2 - C50.121
Malignant neoplasm of central portion of right male breast
BillableChapter 2 - C50.122
Malignant neoplasm of central portion of left male breast
BillableChapter 2 - C50.129
Malignant neoplasm of central portion of unspecified male breast
BillableChapter 2 - C50.211
Malignant neoplasm of upper-inner quadrant of right female breast
BillableChapter 2 - C50.212
Malignant neoplasm of upper-inner quadrant of left female breast
BillableChapter 2 - C50.219
Malignant neoplasm of upper-inner quadrant of unspecified female breast
BillableChapter 2 - C50.221
Malignant neoplasm of upper-inner quadrant of right male breast
BillableChapter 2 - C50.222
Malignant neoplasm of upper-inner quadrant of left male breast
BillableChapter 2 - C50.229
Malignant neoplasm of upper-inner quadrant of unspecified male breast
BillableChapter 2 - C50.311
Malignant neoplasm of lower-inner quadrant of right female breast
BillableChapter 2 - C50.312
Malignant neoplasm of lower-inner quadrant of left female breast
BillableChapter 2 - C50.319
Malignant neoplasm of lower-inner quadrant of unspecified female breast
BillableChapter 2 - C50.321
Malignant neoplasm of lower-inner quadrant of right male breast
BillableChapter 2 - C50.322
Malignant neoplasm of lower-inner quadrant of left male breast
BillableChapter 2 - C50.329
Malignant neoplasm of lower-inner quadrant of unspecified male breast
BillableChapter 2 - C50.411
Malignant neoplasm of upper-outer quadrant of right female breast
BillableChapter 2 - C50.412
Malignant neoplasm of upper-outer quadrant of left female breast
BillableChapter 2 - C50.419
Malignant neoplasm of upper-outer quadrant of unspecified female breast
BillableChapter 2 - C50.421
Malignant neoplasm of upper-outer quadrant of right male breast
BillableChapter 2 - C50.422
Malignant neoplasm of upper-outer quadrant of left male breast
BillableChapter 2 - C50.429
Malignant neoplasm of upper-outer quadrant of unspecified male breast
BillableChapter 2 - C50.511
Malignant neoplasm of lower-outer quadrant of right female breast
BillableChapter 2 - C50.512
Malignant neoplasm of lower-outer quadrant of left female breast
BillableChapter 2 - C50.519
Malignant neoplasm of lower-outer quadrant of unspecified female breast
BillableChapter 2 - C50.521
Malignant neoplasm of lower-outer quadrant of right male breast
BillableChapter 2 - C50.522
Malignant neoplasm of lower-outer quadrant of left male breast
BillableChapter 2 - C50.529
Malignant neoplasm of lower-outer quadrant of unspecified male breast
BillableChapter 2 - C50.611
Malignant neoplasm of axillary tail of right female breast
BillableChapter 2 - C50.612
Malignant neoplasm of axillary tail of left female breast
BillableChapter 2 - C50.619
Malignant neoplasm of axillary tail of unspecified female breast
BillableChapter 2 - C50.621
Malignant neoplasm of axillary tail of right male breast
BillableChapter 2 - C50.622
Malignant neoplasm of axillary tail of left male breast
BillableChapter 2 - C50.629
Malignant neoplasm of axillary tail of unspecified male breast
BillableChapter 2 - C50.811
Malignant neoplasm of overlapping sites of right female breast
BillableChapter 2 - C50.812
Malignant neoplasm of overlapping sites of left female breast
BillableChapter 2 - C50.819
Malignant neoplasm of overlapping sites of unspecified female breast
BillableChapter 2 - C50.821
Malignant neoplasm of overlapping sites of right male breast
BillableChapter 2 - C50.822
Malignant neoplasm of overlapping sites of left male breast
BillableChapter 2 - C50.829
Malignant neoplasm of overlapping sites of unspecified male breast
BillableChapter 2 - C50.911
Malignant neoplasm of unspecified site of right female breast
BillableChapter 2 - C50.912
Malignant neoplasm of unspecified site of left female breast
BillableChapter 2 - C50.919
Malignant neoplasm of unspecified site of unspecified female breast
BillableChapter 2 - C50.921
Malignant neoplasm of unspecified site of right male breast
BillableChapter 2 - C50.922
Malignant neoplasm of unspecified site of left male breast
BillableChapter 2 - C50.929
Malignant neoplasm of unspecified site of unspecified male breast
BillableChapter 2 - C50.A0
Malignant inflammatory neoplasm of unspecified breast
BillableChapter 2 - C50.A1
Malignant inflammatory neoplasm of right breast
BillableChapter 2 - C50.A2
Malignant inflammatory neoplasm of left breast
BillableChapter 2 - C79.2
Secondary malignant neoplasm of skin
BillableChapter 2 - C79.81
Secondary malignant neoplasm of breast
BillableChapter 2 - D05.00
Lobular carcinoma in situ of unspecified breast
BillableChapter 2 - D05.01
Lobular carcinoma in situ of right breast
BillableChapter 2 - D05.02
Lobular carcinoma in situ of left breast
BillableChapter 2 - D05.10
Intraductal carcinoma in situ of unspecified breast
BillableChapter 2 - D05.11
Intraductal carcinoma in situ of right breast
BillableChapter 2 - D05.12
Intraductal carcinoma in situ of left breast
BillableChapter 2 - D05.80
Other specified type of carcinoma in situ of unspecified breast
BillableChapter 2 - D05.81
Other specified type of carcinoma in situ of right breast
BillableChapter 2 - D05.82
Other specified type of carcinoma in situ of left breast
BillableChapter 2 - D05.90
Unspecified type of carcinoma in situ of unspecified breast
BillableChapter 2 - D05.91
Unspecified type of carcinoma in situ of right breast
BillableChapter 2 - D05.92
Unspecified type of carcinoma in situ of left breast
BillableChapter 2 - D48.60
Neoplasm of uncertain behavior of unspecified breast
BillableChapter 2 - D48.61
Neoplasm of uncertain behavior of right breast
BillableChapter 2 - D48.62
Neoplasm of uncertain behavior of left breast
BillableChapter 2
