H40.123 — Low-tension glaucoma, bilateral
Is H40.123 billable?
No — H40.123 is a non-billable header code. H40.123 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 5 billable codes beneath H40.123.
Billable codes under this header
H40.123 at a glance
| Code | H40.123 |
|---|---|
| Description | Low-tension glaucoma, bilateral |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is H40.123 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under H40.12, the nearest indexed parent of H40.123. Use them to find the family, then select the specific code.
- Glaucoma › open angle › primary › low-tension
Excludes1 — never code together — inherited from H40
The conditions below can never be reported together with H40.123 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 H40.123, but a patient may have both at the same time. When documentation supports it, H40.123 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 H40.123? (5)
How long has H40.123 existed?
H40.123 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.