ICD-10-CM › H00-H59 › H15-H22 › H16.2 Keratoconjunctivitis › H16.20
H16.20
Unspecified keratoconjunctivitis
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 4 more specific codes instead:
What has happened to this code
Every change the publisher made, from 2012 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.
- FY2012 Added to the draft code set draft Unspecified keratoconjunctivitis
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.
- Phlyctenulosis
- Phlyctenulosis > cornea
- Disorder > cornea > keratitis
- Lagophthalmos > keratoconjunctivitis
- Disorder > cornea > keratoconjunctivitis
- Opacity, opacities > cornea > inflammatory
- Disorder > eyelid > function > lagophthalmos
- Inflammation, inflamed, inflammatory > cornea
- Keratitis > superficial > with conjunctivitis
- Xerophthalmia > unrelated to vitamin A deficiency
- Keratoconjunctivitis
Codes in the same group
| Code | Description | Status |
|---|---|---|
| H16.21 | Exposure keratoconjunctivitis | Not billable |
| H16.22 | Keratoconjunctivitis sicca, not specified as Sjogren's | Not billable |
| H16.23 | Neurotrophic keratoconjunctivitis | Not billable |
| H16.24 | Ophthalmia nodosa | Not billable |
| H16.25 | Phlyctenular keratoconjunctivitis | Not billable |
| H16.26 | Vernal keratoconjunctivitis, with limbar and corneal involvement | Not billable |
| H16.29 | Other keratoconjunctivitis | Not billable |