MS-DRG 830: MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASMS WITH OTHER PROCEDURES WITHOUT CC/MCC
MS-DRG 830 is myeloproliferative disorders or poorly differentiated neoplasms with other procedures without cc/mcc, in MDC 17 (a surgical DRG), at the without-CC/MCC level. Its FY2027 relative weight is 1.4859, so a case here pays more than the average Medicare inpatient stay (weight 1.0), with a geometric mean length of stay of 2.00 days. 114 ICD-10-CM principal diagnoses group into MS-DRGs 829–830 under the CMS definitions manual; the most-searched are listed below.
FY2027 payment factors
- Relative weight
- 1.4859
- Geometric mean LOS
- 2.00
- Arithmetic mean LOS
- 2.40
- Post-acute transfer
- No
Principal diagnoses that group to MS-DRGs 829–830
From the CMS MS-DRG definitions manual’s principal-diagnosis index: 114 ICD-10-CM codes route here, and the CC/MCC status of the secondary diagnoses decides which of 829–830 the case lands in. The 24 most-searched:
- Z85.3Personal history of malignant neoplasm of breast
- Z08Encounter for follow-up examination after completed treatment for malignant neoplasm
- C80.1Malignant (primary) neoplasm, unspecified
- C7A.8Other malignant neuroendocrine tumors
- C79.9Secondary malignant neoplasm of unspecified site
- Z51.11Encounter for antineoplastic chemotherapy
- Z85.038Personal history of other malignant neoplasm of large intestine
- C79.89Secondary malignant neoplasm of other specified sites
- Z85.46Personal history of malignant neoplasm of prostate
- Z85.828Personal history of other malignant neoplasm of skin
- C7A.1Malignant poorly differentiated neuroendocrine tumors
- C80.0Disseminated malignant neoplasm, unspecified
- Z85.118Personal history of other malignant neoplasm of bronchus and lung
- Z85.51Personal history of malignant neoplasm of bladder
- C37Malignant neoplasm of thymus
- D3A.8Other benign neuroendocrine tumors
- D48.7Neoplasm of uncertain behavior of other specified sites
- D48.9Neoplasm of uncertain behavior, unspecified
- E88.09Other disorders of plasma-protein metabolism, not elsewhere classified
- Z51.0Encounter for antineoplastic radiation therapy
- Z85.048Personal history of other malignant neoplasm of rectum, rectosigmoid junction, and anus
- Z85.820Personal history of malignant melanoma of skin
- Z85.850Personal history of malignant neoplasm of thyroid
- D36.9Benign neoplasm, unspecified site
90 more codes group here. Open any code above for its full hierarchy, or check a whole claim in the free DRG calculator.
The severity splits
Same base DRG, split by whether a secondary diagnosis is a CC or MCC. The last column is the weight change from MS-DRG 830.
| 829 | MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASMS WITH OTHER PROCEDURES WITH CC/MCC | 3.1281 | +1.6422 |
| 830 | MYELOPROLIFERATIVE DISORDERS OR POORLY DIFFERENTIATED NEOPLASMS WITH OTHER PROCEDURES WITHOUT CC/MCC | 1.4859 |
All FY2027 MS-DRGs · MDC 17