Unspecified petrositis, left ear

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2007 Added to the draft code set draft Unspecified petrositis, left ear

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Osteitis
Osteopathy
Diaphysitis
Endosteitis
Periostitis
Abscess > bone
Endomastoiditis
Osteoperiostitis
Dactylitis > bone
Osteitis > Garr's
Sequestrum > bone
Abscess > scapular
Caries > petrous bone
Abscess > petrous bone
Osteomyelitis > Garr's
Pearl-worker's disease
Abscess > subperiosteal
Osteitis > petrous bone
Abscess > bone > petrous
Mastoiditis > petrositis
Osteomyelitis > petrous bone
Formation > sequestrum in bone
Osteomyelitis > nonsuppurating
Abscess > bone > chronic or old
Abscess > periosteum, periosteal
Periostosis > with osteomyelitis
Disease, diseased > pearl-worker's
Osteitis > sclerotic, nonsuppurative
Osteomyelitis > acute > petrous bone
Infection, infected, infective > bone
Osteomyelitis > chronic > petrous bone
Suppuration, suppurative > pericranial
Osteomyelitis > subacute > petrous bone
Garré's disease, osteitis, osteomyelitis
Infection, infected, infective > mastoid
Osteomyelitis > sclerosing, nonsuppurative
Inflammation, inflamed, inflammatory > bone
Fistula > bone > with osteomyelitis, chronic
Granuloma > bone > from residual foreign body
Osteomyelitis > specified type NEC > petrous bone

Showing 40 of 49 index phrases.

Codes in the same group

Code	Description	Status
H70.201	Unspecified petrositis, right ear	Valid
H70.203	Unspecified petrositis, bilateral	Valid
H70.209	Unspecified petrositis, unspecified ear	Valid