2027 ICD-10-CM Diagnosis Code H44.2C9Degenerative myopia with retinal detachment, unspecified eye

ICD-10-CM Codes›H00–H59›H43-H44›H44

ICD-10-CM H44.2C9
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

H44.2C9 is a billable ICD-10-CM diagnosis code for degenerative myopia with retinal detachment, unspecified eye. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 124 through 125. Coders also document this condition as retinal detachment due to high myopia. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified eye disorders.

Code Identity

ICD-10-CM Code
H44.2C9
Billable Status
Yes — Valid for Submission
Code Describes
Degenerative myopia with retinal detachment, unspecified eye
Short Description
Degenerative myopia with retinal detachment, unspecified eye
Same as the full description in the CMS dataset.
Parent Code
H44.2C
Degenerative myopia with retinal detachment

Code Classification

ChapterH00–H59Diseases of the eye and adnexa
SectionH43-H44Disorders of vitreous body and globe
CategoryH44Disorders of globe
This CodeH44.2C9Degenerative myopia with retinal detachment, unspecified eye

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Retinal detachment due to high myopia

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to H44.2C9: its own notes plus those printed at H44.2C, H44, and Chapter 7. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From H44 Disorders of globe applies to 158 codes
  • disorders affecting multiple structures of eye

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Chapter 7 (H00-H59) Diseases of the eye and adnexa applies to 2,677 codes
  • 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)

Use Additional Code

Add a second code, after this one, to fully describe the condition.

From H44.2C Degenerative myopia with retinal detachment applies to 4 codes
  • code to identify the retinal detachment (H33.-)

Notes

General instructions on how these codes are used.

From Chapter 7 (H00-H59) Diseases of the eye and adnexa applies to 2,677 codes
  • Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name H44.2C9, its category, or a range that includes it.

Excludes1 1

These codes carry an Excludes1 note naming H44.2C9: they are not reported together with it, unless the two conditions are unrelated.

  • H52.1 Myopia
    degenerative myopia (H44.2-) names H44.2-, which includes this code

Excludes2 1

These codes carry an Excludes2 note naming H44.2C9: its condition is not part of those codes, and both may be reported when the patient has both.

  • H15.8 Other disorders of sclera
    degenerative myopia (H44.2-) names H44.2-, which includes this code

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR EYE012
Other specified eye disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Myopia, Degenerative

    excessive axial myopia associated with complications (especially posterior staphyloma and choroidal neovascularization) that can lead to blindness.

Patient EducationClinical

Retinal Detachment

The retina is a layer of tissue in the back of your eye that senses light and sends images to your brain. It provides the sharp, central vision needed for reading, driving, and seeing fine detail. A retinal detachment lifts or pulls the retina from its normal position.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert H44.2C9 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
360.21 Progressive high myopia
ApproximateCombination The match is approximate, and more than one code can be needed to describe the source diagnosis. Confirm with contextual judgment.
ICD-9-CM
361.9 Retinal detachment NOS
ApproximateCombination The match is approximate, and more than one code can be needed to describe the source diagnosis. Confirm with contextual judgment.

Code History & ChangesHistory

Replacement H44.2C9 replaces the following previously assigned code(s):

  • H33.2 - Serous retinal detachment
  • H44.20 - Degenerative myopia, unspecified eye
  • H44.21 - Degenerative myopia, right eye
  • H44.22 - Degenerative myopia, left eye
  • H44.23 - Degenerative myopia, bilateral
FY 2019AddedAdded to the ICD-10-CM code setEffective October 1, 2018.
FY 2020–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About H44.2C9Overview

What is the ICD-10 code for degenerative myopia with retinal detachment, unspecified eye?

The ICD-10-CM code for degenerative myopia with retinal detachment, unspecified eye is H44.2C9 (sometimes written as H442C9). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is H44.2C9 (Degenerative myopia with retinal detachment) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report degenerative myopia with retinal detachment, unspecified eye on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does H44.2C9 group to?

When degenerative myopia with retinal detachment, unspecified eye is the principal diagnosis on an inpatient stay, it groups to MS-DRG 125, 124, with relative weights from 0.7699 to 1.2470 depending on complications. Higher weights mean higher Medicare reimbursement.

Does H44.2C9 need an additional code?

When the condition applies, yes. The Use Additional Code note at H44.2C, which applies to H44.2C9, reads: code to identify the retinal detachment (H33.-). The additional code is reported after H44.2C9.

What is the ICD-9 equivalent of H44.2C9?

Under the General Equivalence Mappings, degenerative myopia with retinal detachment, unspecified eye converts to ICD-9-CM 360.21 (progressive high myopia) and 361.9 (retinal detachment NOS). The mapping is approximate, so confirm the match fits the documentation.