Planar Nuclear Medicine Imaging of Ear, Nose, Mouth and Throat using Other Radionuclide

ValidICD-10-PCS procedure code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2014 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2014 Added to the draft code set draft Planar Nuclear Medicine Imaging of Ear, Nose, Mouth and Throat using Other Radionuclide

What this code says

Each character is read in its own position, so the same letter means different things in different places. Definitions are CMS's own.

3. Root operation Planar Nuclear Medicine Imaging

Introduction of radioactive materials into the body for single plane display of images developed from the capture of radioactive emissions

Codes in the same group

Code	Description	Status
C91B1ZZ	Planar Nuclear Medicine Imaging of Bilateral Salivary Glands using Technetium 99m (Tc-99m)	Valid
C91BYZZ	Planar Nuclear Medicine Imaging of Bilateral Salivary Glands using Other Radionuclide	Valid

At a glance

Code: C91YYZZ
System: ICD-10-PCS
Status: Valid
Valid: FY2016 onwards
In the code set: FY2016 onwards
Part of: C91

Where this code sits

Section C Nuclear Medicine
Body system C9 Ear, Nose, Mouth and Throat
Category C91 Nuclear Medicine, Ear, Nose, Mouth and Throat, Planar Nuclear Medicine Imaging
This code C91YYZZ Planar Nuclear Medicine Imaging of Ear, Nose, Mouth and Throat using Other Radionuclide

What each character means

C Section Nuclear Medicine
9 Body system Ear, Nose, Mouth and Throat
1 Root operation Planar Nuclear Medicine Imaging
Y Body Part Ear, Nose, Mouth and Throat
Y Radionuclide Other Radionuclide
Z Qualifier None
Z Qualifier None

Source

ICD-10-PCS FY2027 code set, published by the Centers for Medicare and Medicaid Services (CMS).

Effective October 1, 2026.

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