M10.9 Gout, unspecified

Billable ICD-10-CM code, FY2026.

Applicable to

• Gout NOS

Applies from M10 Gout

Applicable to

• Acute gout
• Gout attack
• Gout flare
• Podagra

Excludes2 (not included here)

• chronic gout (M1A.-)

Use additional code

• code to identify:
• Autonomic neuropathy in diseases classified elsewhere (G99.0)
• Calculus of urinary tract in diseases classified elsewhere (N22)
• Cardiomyopathy in diseases classified elsewhere (I43)
• Disorders of external ear in diseases classified elsewhere (H61.1-, H62.8-)
• Disorders of iris and ciliary body in diseases classified elsewhere (H22)
• Glomerular disorders in diseases classified elsewhere (N08)

MS-DRG index

Defines the logic of DRG(s) 553-554 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 274.9 Gout, unspecified (approximate)

Code annotations containing back-references to M10.9

Back-references to M10

• Type 1 Excludes: E72 Other disorders of amino-acid metabolism ("gout (M1A.-, M10.-)")
• Type 1 Excludes: E79 Disorders of purine and pyrimidine metabolism ("gout (M1A.-, M10.-)")
• Code First: G99.0 Autonomic neuropathy in diseases classified elsewhere ("gout (M1A.-, M10.-)")
• Code First: H22 Disorders of iris and ciliary body in diseases classified elsewhere ("gout (M1A.-, M10.-)")
• Code First: H62.8 Other disorders of external ear in diseases classified elsewhere ("gout (M1A.-, M10.-)")
• Type 1 Excludes: M1A Chronic gout ("gout NOS (M10.-)")
• Type 2 Excludes: M1A Chronic gout ("acute gout (M10.-)")
• Code First: N08 Glomerular disorders in diseases classified elsewhere ("gout (M1A.-, M10.-)")
• Code First: N22 Calculus of urinary tract in diseases classified elsewhere ("gout (M1A.-, M10.-)")

Diagnosis Index entries for M10.9

• Gout, gouty (acute) (attack) (flare)
• Iritis › gouty
• Neuritis (rheumatoid) › gouty
• Podagra

Nearby codes

• M10.471 Other secondary gout, right ankle and foot
• M10.472 Other secondary gout, left ankle and foot
• M10.479 Other secondary gout, unspecified ankle and foot
• M10.48 Other secondary gout, vertebrae
• M10.49 Other secondary gout, multiple sites
• M10.9 Gout, unspecified (this code)