Electromagnetic Therapy, Central Nervous, Multiple

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 Electromagnetic Therapy, Central Nervous, Multiple

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 Electromagnetic Therapy

Extracorporeal treatment by electromagnetic rays

Codes in the same group

Code	Description	Status
6A210ZZ	Electromagnetic Therapy, Urinary, Single	Valid
6A211ZZ	Electromagnetic Therapy, Urinary, Multiple	Valid
6A220ZZ	Electromagnetic Therapy, Central Nervous, Single	Valid

At a glance

Code: 6A221ZZ
System: ICD-10-PCS
Status: Valid
Valid: FY2016 onwards
In the code set: FY2016 onwards
Part of: 6A2

Where this code sits

Section 6 Extracorporeal or Systemic Therapies
Body system 6A Physiological Systems
Category 6A2 Extracorporeal or Systemic Therapies, Physiological Systems, Electromagnetic Therapy
This code 6A221ZZ Electromagnetic Therapy, Central Nervous, Multiple

What each character means

6 Section Extracorporeal or Systemic Therapies
A Body system Physiological Systems
2 Root operation Electromagnetic Therapy
2 Body System Central Nervous
1 Duration Multiple
Z Qualifier No Qualifier
Z Qualifier No Qualifier

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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