139 MS-DRG: SALIVARY GLAND PROCEDURES
MS-DRG 139 groups Medicare inpatient hospital stays for: SALIVARY GLAND PROCEDURES. This is a surgical MS-DRG. It falls under MDC 03 (Diseases and Disorders of the Ear, Nose, Mouth and Throat).
Payment & Classification Data
Official CMS values from the FY2027 IPPS Final Rule Table 5.
| Major Diagnostic Category | MDC 03 — Diseases and Disorders of the Ear, Nose, Mouth and Throat |
| DRG Type | Surgical |
| Severity Level | N/A |
| Relative Weight | 1.1547 |
| Relative Weight (10% Cap Applied) | 1.1547 |
| Geometric Mean Length of Stay | 2.2 days |
| Arithmetic Mean Length of Stay | 3.2 days |
| Post-Acute Transfer DRG | No |
| Special Pay Transfer DRG | No |
Defining Codes (FY2027)
169 procedure codes appear in its surgical logic (Salivary Gland Procedures: 169): 0C580ZZ, 0C583ZZ, 0C590ZZ, 0C593ZZ, 0C5B0ZZ, 0C5B3ZZ, 0C5C0ZZ, 0C5C3ZZ, 0C5D0ZZ, 0C5D3ZZ, 0C5F0ZZ, 0C5F3ZZ and 157 more.
From the CMS MS-DRG Definitions Manual (Appendices B and E). Assignment also depends on severity, discharge status and the rest of the claim.
Surgical Precedence (FY2027)
Within MDC 03, this DRG ranks 5 of 5 in CMS's surgical-class precedence order. When a claim qualifies for more than one surgical DRG in this MDC, the highest-ranked class applies.
- 1. Major Head and Neck Procedures (DRGs 140-142)
- 2. Other Ear, Nose, Mouth and Throat O.R. Procedures (DRGs 143-145)
- 3. Sinus and Mastoid Procedures (DRGs 135-136)
- 4. Mouth Procedures (DRGs 137-138)
- 5. Salivary Gland Procedures (DRGs 139) — this DRG
From the CMS MS-DRG Definitions Manual, Appendix D. Actual DRG assignment depends on the complete claim.
Contextual Map
Every relationship of 139 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
Major Diagnostic Category
- MDC 03 — Diseases and Disorders of the Ear, Nose, Mouth and Throat[MDC]— CMS MS-DRG Definitions Manual · FY2027
Defining procedures (169)
- 0C580ZZ — Destruction of Right Parotid Gland, Open Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2027
- 0C583ZZ — Destruction of Right Parotid Gland, Percutaneous Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2027
- 0C590ZZ — Destruction of Left Parotid Gland, Open Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2027
- 0C593ZZ — Destruction of Left Parotid Gland, Percutaneous Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2027
- 0C5B0ZZ — Destruction of Right Parotid Duct, Open Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2027
- 0C5B3ZZ — Destruction of Right Parotid Duct, Percutaneous Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2027
- 0C5C0ZZ — Destruction of Left Parotid Duct, Open Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2027
- 0C5C3ZZ — Destruction of Left Parotid Duct, Percutaneous Approach[Grouper procedure]— CMS MS-DRG Definitions Manual (Appendix E) · FY2027
- and 161 more
Read from: CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44. All data sources · How to read the labels · How MedCoder verifies its implementation
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources