G73.7 Billable Code
Myopathy in diseases classified elsewhere
Effective From: 10/01/2016
Chapter Classification
Chapter 6
Diseases of the nervous system (G00-G99)
Section Detail
G70-G73
Diseases of myoneural junction and muscle (G70-G73)
Code Hierarchy
This code is a child of G73.
Coding Guidelines & Notes
codeFirst
- underlying disease, such as:
- glycogen storage disease (E74.0-)
- hyperparathyroidism (E21.0, E21.3)
- hypoparathyroidism (E20.-)
- lipid storage disorders (E75.-)
excludes1
- myopathy in:
- rheumatoid arthritis (M05.32)
- sarcoidosis (D86.87)
- scleroderma (M34.82)
- Sjögren syndrome (M35.03)
- systemic lupus erythematosus (M32.19)
OPPS Editing Flags
External Cause
No
Mental Health
No
Manifestation (Edit 89)
Yes
Code First Applicable This code represents a manifestation of an underlying disease. The underlying condition must be coded first as the principal diagnosis.
No
Unacceptable PDX (Edit 113)
No
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