ICDcodes.org
FY2027

H00.012 — Hordeolum externum right lower eyelid

Billable

Is H00.012 billable?

Yes — H00.012 is billable for FY2027. H00.012 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. H00.012 may be submitted for encounters from October 1, 2026 through September 30, 2027.

H00.012 at a glance

CodeH00.012
DescriptionHordeolum externum right lower eyelid
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Which MS-DRGs does H00.012 group to?

H00.012 sits in MDC 02 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 124Other Disorders of the Eye with MCC or Thrombolytic Agentmedical
  • 125Other Disorders of the Eye without MCCmedical

How is H00.012 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to H00.012. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • Hordeolum › right › lower (eyelid) (externum) (recurrent)

Excludes2 — not included here — inherited from Chapter 7

The conditions below are not part of H00.012, but a patient may have both at the same time. When documentation supports it, H00.012 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)

Excludes2 — not included here — inherited from H00-H05

The conditions below are not part of H00.012, but a patient may have both at the same time. When documentation supports it, H00.012 and the excluded code may both be reported.

How long has H00.012 existed?

H00.012 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.

Which conditions are coded to H00.012?

What other codes are in the H00.01 family? (6)