DRAFT

ICD-10-CM/PCS MS-DRG v40.0 Definitions Manual

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MDC 03 Diseases and disorders of the ear, nose, mouth and throat

MDC 03 Assignment of Diagnosis Codes

Surgical DRGs. O.R.Procedure of ...

Major head and neck procedures
MCC CC DRG
Yes n/a 140
Yes 141
n/a n/a 142

Other ear, nose, mouth and throat O.R. procedures
MCC CC DRG
Yes n/a 143
Yes 144
145

Sinus and mastoid procedures
CC or MCC DRG
Yes 135
No 136

Mouth procedures
CC or MCC DRG
Yes 137
No 138

Salivary gland procedures
DRG
139

Medical DRGs. Principal Diagnosis of ...


Ear, nose, mouth and throat malignancy
MCC CC DRG
Yes n/a 146
No Yes 147
No No 148

Dysequilibrium
DRG
149

Epistaxis
MCC DRG
Yes 150
No 151

Otitis media and URI
MCC DRG
Yes 152
No 153

Other ear, nose, mouth and throat diagnoses
MCC CC DRG
Yes n/a 154
No Yes 155
No No 156

Dental and oral diseases
MCC CC DRG
Yes n/a 157
No Yes 158
No No 159



Centers for Medicare & Medicaid Services, 7500 Security Boulevard Baltimore, MD 21244
16 Mar 2022 17:08:13
CMS, code-revision=333, description-revision=1331