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ICD-10-CM 2027

ICD-10 code for orbit periostitis

H05.03

Periostitis of orbit

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Periostitis (albuminosa) (circumscribed) (diffuse) (infective) (monomelic) › orbit”. Page updated September 29, 2026.

About coding orbit periostitis

The ICD-10-CM code for orbit periostitis is H05.03 (Periostitis of orbit).

Within H05.0 (acute inflammation of orbit), H05.03 is specifically for periostitis of orbit. Related codes cover unspecified acute inflammation of orbit (H05.00), cellulitis of orbit (H05.01), osteomyelitis of orbit (H05.02) and tenonitis of orbit (H05.04).

To report this condition, pick the subcode that matches the documentation: H05.031 (orbit), H05.032 (orbit), H05.033 (orbits) and H05.039 (orbit).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about orbit periostitis ICD-10 codes

What is the ICD-10 code for orbit periostitis?

H05.03 — Periostitis of orbit (a header code; report a more specific subcode).

Is H05.03 billable?

No. H05.03 is a header code. Report one of its more specific subcodes instead.