U.S. ICD-10-CM · FY 2027

G72.3 ICD-10-CM Code: Periodic paralysis

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

G72.3

Periodic paralysis

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where G72.3 sits

  1. 1

    Chapter 6

    Diseases of the nervous system (G00-G99)

  2. 2

    Section

    Diseases of myoneural junction and muscle (G70-G73)

  3. 3

    Category G72

    Other and unspecified myopathies

  4. 4

    Code G72.3

    Periodic paralysis

Documentation details

Notes for this code

Inclusion terms

  • Familial periodic paralysis
  • Hyperkalemic periodic paralysis (familial)
  • Hypokalemic periodic paralysis (familial)
  • Myotonic periodic paralysis (familial)
  • Normokalemic paralysis (familial)
  • Potassium sensitive periodic paralysis

Code first

No “code first” instruction is listed for G72.3.

Use additional code

No “use additional code” instruction is listed for G72.3.

Excludes1

Conditions that should not be reported together with this code.

  • paramyotonia congenita (of von Eulenburg) (G71.19)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for G72.3.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code G72.3 mean?

G72.3 is the FY 2027 U.S. ICD-10-CM code for “Periodic paralysis.”

Is G72.3 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, G72.3 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is G72.3 located in ICD-10-CM?

G72.3 is listed in Chapter 6, Diseases of the nervous system (G00-G99), within Diseases of myoneural junction and muscle (G70-G73) (G70–G73), under category G72, Other and unspecified myopathies.

What coding notes are listed for G72.3?

Its listed inclusion terms are Familial periodic paralysis; Hyperkalemic periodic paralysis (familial); Hypokalemic periodic paralysis (familial); Myotonic periodic paralysis (familial); Normokalemic paralysis (familial); Potassium sensitive periodic paralysis. No code-first instruction is listed. Excludes1 notes: paramyotonia congenita (of von Eulenburg) (G71.19). No Excludes2 note is listed.

Keep exploring

Related G72 codes

G72.0

Drug-induced myopathy

G72.1

Alcoholic myopathy

G72.2

Myopathy due to other toxic agents

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