ICD-10-CM · Chapter 7 · H00–H59
H05.121
Orbital myositis, right orbit
Diseases of the eye and adnexa
Quick facts
- Code
- H05.121
- Type
- Billable code
- ICD-10-CM chapter
- Chapter 7 — Diseases of the eye and adnexa
- Category
- H05 — Disorders of orbit
- Specificity
- 6 characters
How coders use this code
ICD-10-CM H05.121 is a billable, fully specified code, so it can be reported directly on a claim to document a diagnosis of orbital myositis, right orbit. Coders assign it when the chart documentation supports this level of detail, always matching to the most specific code available and verifying against the chapter-specific guidelines published annually by NCHS/CMS.
Related codes in H05
- H05Disorders of orbit
- H05.0Acute inflammation of orbit
- H05.00Unspecified acute inflammation of orbit
- H05.01Cellulitis of orbit
- H05.011Cellulitis of right orbit
- H05.012Cellulitis of left orbit
- H05.013Cellulitis of bilateral orbits
- H05.019Cellulitis of unspecified orbit
- H05.02Osteomyelitis of orbit
- H05.021Osteomyelitis of right orbit
- H05.022Osteomyelitis of left orbit
- H05.023Osteomyelitis of bilateral orbits
- H05.029Osteomyelitis of unspecified orbit
- H05.03Periostitis of orbit
- H05.031Periostitis of right orbit
Want to learn coding?
Master ICD-10-CM in 90 days.
Medita's 90-day curriculum is calibrated to the CPC (AAPC), CCA, and CCS (AHIMA) exam blueprints. Day 1 is free.