H40.22 — Chronic angle-closure glaucoma
Is H40.22 billable?
No — H40.22 is a non-billable header code. H40.22 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 20 billable codes beneath H40.22.
Billable codes under this header
- H40.2210Chronic angle-closure glaucoma, right eye, stage unspecified
- H40.2211Chronic angle-closure glaucoma, right eye, mild stage
- H40.2212Chronic angle-closure glaucoma, right eye, moderate stage
- H40.2213Chronic angle-closure glaucoma, right eye, severe stage
- H40.2214Chronic angle-closure glaucoma, right eye, indeterminate stage
- H40.2220Chronic angle-closure glaucoma, left eye, stage unspecified
- H40.2221Chronic angle-closure glaucoma, left eye, mild stage
- H40.2222Chronic angle-closure glaucoma, left eye, moderate stage
- H40.2223Chronic angle-closure glaucoma, left eye, severe stage
- H40.2224Chronic angle-closure glaucoma, left eye, indeterminate stage
- H40.2230Chronic angle-closure glaucoma, bilateral, stage unspecified
- H40.2231Chronic angle-closure glaucoma, bilateral, mild stage
- H40.2232Chronic angle-closure glaucoma, bilateral, moderate stage
- H40.2233Chronic angle-closure glaucoma, bilateral, severe stage
- H40.2234Chronic angle-closure glaucoma, bilateral, indeterminate stage
- H40.2290Chronic angle-closure glaucoma, unspecified eye, stage unspecified
- H40.2291Chronic angle-closure glaucoma, unspecified eye, mild stage
- H40.2292Chronic angle-closure glaucoma, unspecified eye, moderate stage
- H40.2293Chronic angle-closure glaucoma, unspecified eye, severe stage
- H40.2294Chronic angle-closure glaucoma, unspecified eye, indeterminate stage
H40.22 at a glance
| Code | H40.22 |
|---|---|
| Description | Chronic angle-closure glaucoma |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is H40.22 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to H40.22. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Plateau iris syndrome › with glaucoma (post-iridectomy) (postprocedural) (without glaucoma)
- Glaucoma › angle-closure › chronic
Inclusion terms
Alternative wording in documentation that is classified to H40.22.
- Chronic primary angle closure glaucoma
Excludes1 — never code together — inherited from H40
The conditions below can never be reported together with H40.22 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from H40.2
The conditions below can never be reported together with H40.22 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from Chapter 7
The conditions below are not part of H40.22, but a patient may have both at the same time. When documentation supports it, H40.22 and the excluded code may both be reported.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury (trauma) of eye and orbit (S05.-)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)
What codes fall under H40.22? (4)
How long has H40.22 existed?
H40.22 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.