All ICD10 Codes

DRG 148

Medical DRG

Ear, Nose, Mouth and Throat Malignancy without CC/MCC

TypeMedicalMDC03Dx Codes9

What is MS-DRG 148?

MS-DRG 148 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 03 (MDC 03) without a significant Complication or Comorbidity. It maps to 9 ICD-10-CM diagnosis codes. For FY 2026 it carries a relative weight of 0.7971 with a geometric mean length of stay of 1.9 days and an arithmetic mean of 2.4 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.

Classification
Medical DRG
Diagnosis-driven grouping
MDC
Major Diagnostic Category 03
Linked Codes
9 diagnosis
Billable Dx
100%
9 of 9 shown

FY 2026 Payment Data

Official values from Table 5 of the FY 2026 IPPS Final Rule (CMS).

Relative Weight
0.7971
Payment multiplier vs. average case (1.0)
Geometric Mean LOS
1.9 days
Used for transfer payment calculations
Arithmetic Mean LOS
2.4 days
Average length of stay
Post-Acute Transfer
No
Not subject to the transfer policy

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.

DRGTitleRel. WeightGMLOS
146Ear, Nose, Mouth and Throat Malignancy with MCC2.11745.5 days
147Ear, Nose, Mouth and Throat Malignancy with CC1.27153.5 days
148Ear, Nose, Mouth and Throat Malignancy without CC/MCCThis page0.79711.9 days

Linked ICD-10-CM Diagnosis Mappings

  • B99.9

    Unspecified infectious disease

    BillableChapter 1
  • C26.9

    Malignant neoplasm of ill-defined sites within the digestive system

    BillableChapter 2
  • C38.8

    Malignant neoplasm of overlapping sites of heart, mediastinum and pleura

    BillableChapter 2
  • C46.1

    Kaposi's sarcoma of soft tissue

    BillableChapter 2
  • C75.9

    Malignant neoplasm of endocrine gland, unspecified

    BillableChapter 2
  • C96.Z

    Other specified malignant neoplasms of lymphoid, hematopoietic and related tissue

    BillableChapter 2
  • D01.9

    Carcinoma in situ of digestive organ, unspecified

    BillableChapter 2
  • D36.9

    Benign neoplasm, unspecified site

    BillableChapter 2
  • D37.9

    Neoplasm of uncertain behavior of digestive organ, unspecified

    BillableChapter 2