DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

H00 Hordeolum and chalazion

  • Header · not billable

H00 is not billable. The category heads 28 billable codes in FY2027, grouped under 2 subdivisions.

Index → code

  • Chalazion → H00.19
  • Hordeolum (eyelid) (externum) (recurrent) → H00.019
  • Chalazionleft → H00.16

Where it sits

  1. Chapter 7 Diseases of the eye and adnexa (H00-H59)
  2. H00-H05 Disorders of eyelid, lacrimal system and orbit (H00-H05)
  3. H00 Hordeolum and chalazion
Billable codes
28
Subdivisions
2
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
22

Codes in H00

  1. H00.0
    Hordeolum (externum) (internum) of eyelid
    Header
  2. H00.01
    Hordeolum externum
    Header
    Inclusion terms 2

    Inclusion terms

    • Hordeolum NOS
    • Stye
  3. H00.011
    Hordeolum externum right upper eyelid
    Billable
  4. H00.012
    Hordeolum externum right lower eyelid
    Billable
  5. H00.013
    Hordeolum externum right eye, unspecified eyelid
    Billable
  6. H00.014
    Hordeolum externum left upper eyelid
    Billable
  7. H00.015
    Hordeolum externum left lower eyelid
    Billable
  8. H00.016
    Hordeolum externum left eye, unspecified eyelid
    Billable
  9. H00.019
    Hordeolum externum unspecified eye, unspecified eyelid
    Billable
  10. H00.02
    Hordeolum internum
    Header
    Inclusion terms 1

    Inclusion terms

    • Infection of meibomian gland
  11. H00.021
    Hordeolum internum right upper eyelid
    Billable
  12. H00.022
    Hordeolum internum right lower eyelid
    Billable
  13. H00.023
    Hordeolum internum right eye, unspecified eyelid
    Billable
  14. H00.024
    Hordeolum internum left upper eyelid
    Billable
  15. H00.025
    Hordeolum internum left lower eyelid
    Billable
  16. H00.026
    Hordeolum internum left eye, unspecified eyelid
    Billable
  17. H00.029
    Hordeolum internum unspecified eye, unspecified eyelid
    Billable
  18. H00.03
    Abscess of eyelid
    Header
    Inclusion terms 1

    Inclusion terms

    • Furuncle of eyelid
  19. H00.031
    Abscess of right upper eyelid
    Billable
  20. H00.032
    Abscess of right lower eyelid
    Billable
  21. H00.033
    Abscess of eyelid right eye, unspecified eyelid
    Billable
  22. H00.034
    Abscess of left upper eyelid
    Billable
  23. H00.035
    Abscess of left lower eyelid
    Billable
  24. H00.036
    Abscess of eyelid left eye, unspecified eyelid
    Billable
  25. H00.039
    Abscess of eyelid unspecified eye, unspecified eyelid
    Billable
  26. H00.1
    Chalazion
    Header
    Inclusion terms 1, Excludes2 1

    Inclusion terms

    • Meibomian (gland) cyst

    Excludes2

    • infected meibomian gland (H00.02-) H00.02
  27. H00.11
    Chalazion right upper eyelid
    Billable
  28. H00.12
    Chalazion right lower eyelid
    Billable
  29. H00.13
    Chalazion right eye, unspecified eyelid
    Billable
  30. H00.14
    Chalazion left upper eyelid
    Billable
  31. H00.15
    Chalazion left lower eyelid
    Billable
  32. H00.16
    Chalazion left eye, unspecified eyelid
    Billable
  33. H00.19
    Chalazion unspecified eye, unspecified eyelid
    Billable

Sources of each column.

Instructions

Notes that also apply

Block H00-H05 instructions (Excludes2 2): printed on the block page.

Chapter 7 instructions (Notes 1, Excludes2 11): printed on the chapter 7 page.

Index entries

  • Hordeolum (eyelid) (externum) (recurrent) → H00.019
  • Chalazion → H00.19
  • Hordeolum (eyelid) (externum) (recurrent)right → H00.013
  • Hordeolum (eyelid) (externum) (recurrent)left → H00.016
  • Hordeolum (eyelid) (externum) (recurrent)internum → H00.029
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic)eyelid → H00.03-
  • Chalazionright → H00.13
  • Chalazionleft → H00.16
  • Hordeolum (eyelid) (externum) (recurrent)rightupper → H00.011
  • Hordeolum (eyelid) (externum) (recurrent)rightlower → H00.012
  • Hordeolum (eyelid) (externum) (recurrent)leftupper → H00.014
  • Hordeolum (eyelid) (externum) (recurrent)leftlower → H00.015
  • Hordeolum (eyelid) (externum) (recurrent)internumright → H00.023
  • Hordeolum (eyelid) (externum) (recurrent)internumleft → H00.026
  • Chalazionrightupper → H00.11
  • Chalazionrightlower → H00.12
  • Chalazionleftupper → H00.14
  • Chalazionleftlower → H00.15
  • Hordeolum (eyelid) (externum) (recurrent)internumrightupper → H00.021
  • Hordeolum (eyelid) (externum) (recurrent)internumrightlower → H00.022
  • Hordeolum (eyelid) (externum) (recurrent)internumleftupper → H00.024
  • Hordeolum (eyelid) (externum) (recurrent)internumleftlower → H00.025

NCHS Alphabetic Index. Index first, then the Tabular List.

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