What is ICD-10 code H44.649?

H44.649 is the ICD-10-CM diagnosis code for Retained (old) magnetic foreign body in posterior wall of globe, unspecified eye. It belongs to the ICD-10-CM chapter for diseases of the eye and adnexa (h00-h59). H44.649 is a billable code, meaning it can be reported on a claim as a primary or secondary diagnosis when supported by documentation. H44.649 is part of the FY2026 ICD-10-CM code set published by the CMS National Center for Health Statistics and used on Medicare, Medicaid, and commercial claims in the United States.

Yes. H44.649 is a billable ICD-10-CM code that can be reported on professional and institutional claims as a primary or secondary diagnosis when the provider documentation supports the specific condition described. Billable codes in ICD-10-CM are coded to the highest level of specificity available for the documented diagnosis. H44.649 is current for fiscal year 2026 and remains in the active CMS ICD-10-CM code set published by the National Center for Health Statistics.

Which HCC does H44.649 map to under V28?

H44.649 has no payable CMS-HCC V28 mapping in the final FY2026 CMS file.

What RAF reference is published for H44.649?

H44.649 has no V28 reference coefficient because the final FY2026 source verifies no payable V28 mapping.

What is the V28 vs V24 difference for H44.649?

H44.649 has verified no payable V28 mapping in the final FY2026 source. Select a historical effective period before making any V24 comparison.

2026 ICD-10-CM H44.649: Retained (old) magnetic foreign body

H44.649 is not a CMS-HCC payment code. MEAT criteria · RAF Calculator · HCC coding software

ICD-10-CM Code View

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Code lookupH44.649

Effective periodFY2026 Apr Update (Apr 1-Sep 30)

FY 2026 Apr update / Diseases of the eye and adnexa (H00-H59) / Disorders of vitreous body and globe (H43-H44)

H44.649

Billable / SpecificICD-10-CMOfficial ICD-10-CMCodebook guidance

Retained (old) magnetic foreign body in posterior wall of globe, unspecified eye

A magnetic metal object that has been lodged in the back wall of the eye for an extended period of time, affecting an eye that is not specified as right or left. This condition typically results from a past injury and may cause vision problems or other complications.

Overview Risk Models Code Book Documentation Audit Notes Edition comparison

CMS-HCC V28

N/A

—

Not risk-adjusted for this model/period.

Not mapped

CMS-HCC V24

Historical

Not used for standard CY2026 Medicare Advantage payment. Select a historical period to review V24.

Not used for CY2026 payment

ACA/HHS

N/A

—

Not risk-adjusted for this model/period.

Not mapped

ESRD/PACE

N/A

—

Not risk-adjusted for this model/period.

Not mapped

RXHCC

N/A

—

Not risk-adjusted for this model/period.

Not mapped

Code Book Path

Official

H44.6Retained (old) intraocular foreign body, magnetic H44.64Retained (old) magnetic foreign body in posterior wall of globe H44.649Retained (old) magnetic foreign body in posterior wall of globe, unspecified eye

Inclusion Terms

Official

No inclusion terms are included in this display for H44.649. Check the code and parent instructions in the Code Book.

Excludes 2

Official

certain conditions originating in the perinatal period (P04-P96)Inherited from H00-H59, H44.6
certain infectious and parasitic diseases (A00-B99)Inherited from H00-H59, H44.6
complications of pregnancy, childbirth and the puerperium (O00-O9A)Inherited from H00-H59, H44.6
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Inherited from H00-H59, H44.6
diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)Inherited from H00-H59, H44.6
endocrine, nutritional and metabolic diseases (E00-E88)Inherited from H00-H59, H44.6
injury (trauma) of eye and orbit (S05.-)Inherited from H00-H59, H44.6
injury, poisoning and certain other consequences of external causes (S00-T88)Inherited from H00-H59, H44.6
neoplasms (C00-D49)Inherited from H00-H59, H44.6
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)Inherited from H00-H59, H44.6
syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)Inherited from H00-H59, H44.6
retained foreign body in eyelid (H02.81-)Inherited from H00-H59, H44.6
retained (old) foreign body following penetrating wound of orbit (H05.5-)Inherited from H00-H59, H44.6
retained (old) intraocular foreign body, nonmagnetic (H44.7-)Inherited from H00-H59, H44.6

Related Codes

Official

H44.641Retained (old) magnetic foreign body in posterior wall of globe, right eye H44.642Retained (old) magnetic foreign body in posterior wall of globe, left eye H44.643Retained (old) magnetic foreign body in posterior wall of globe, bilateral

Includes

Official

disorders affecting multiple structures of eyeInherited from H44

Excludes 1

Official

current intraocular foreign body (S05.-)Inherited from H44.6

Code First

Official

No Code First sequencing instructions are included in this display for H44.649. Check the code and parent instructions in the Code Book.

Use Additional

Official

code to identify magnetic foreign body (Z18.11)Inherited from H44.6

Code Also

Official

No Code Also instructions are included in this display for H44.649. Check the code and parent instructions in the Code Book.

Buddy Documentation Tip

HCC Buddy guidance

Use the 7th character 'U' for unspecified eye only when documentation does not clearly indicate right (R) or left (L) eye; query the provider if laterality can be determined from medical records

This code is used for old/retained foreign bodies; if the foreign body is recent or acute, verify the appropriate acute foreign body code (H44.6-) is not more appropriate

Current with CMS: FY2026 ICD-10-CM Apr 1 update (effective Apr 1 – Sep 30, 2026) · CMS-HCC V28, 100% phased in for payment year 2026. FY2027 code set already staged for October 1, 2026. How HCC Buddy stays current →

Is H44.649 an HCC code?

No. H44.649 is a billable ICD-10-CM code with no mapping under the CMS-HCC V28 or V24 community payment models, and none under the ESRD, Part D RxHCC, or HHS-HCC models.

Code: H44.649
Description: Retained (old) magnetic foreign body in posterior wall of globe, unspecified eye
HCC (V28): No CMS-HCC V28 mapping
RAF reference coefficient: —
Billable: Yes
Payment year: 2026

Coder workflow notes

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This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

H44.649 is the ICD-10-CM diagnosis code for retained (old) magnetic foreign body in posterior wall of globe, unspecified eye. A magnetic metal object that has been lodged in the back wall of the eye for an extended period of time, affecting an eye that is not specified as right or left. This condition typically results from a past injury and may cause vision problems or other complications. H44.649 sits in the ICD-10-CM chapter for diseases of the eye and adnexa (h00-h59), within the section covering disorders of vitreous body and globe (h43-h44).

H44.649 is a billable ICD-10-CM code, but the current payload does not show a mapping under the CMS-HCC V28 or V24 community payment models, and none under the ESRD, Part D RxHCC, or HHS-HCC models. Do not assign risk adjustment value from this page when no source-backed mapping is shown; verify the applicable model and payment year.

Use the 7th character 'U' for unspecified eye only when documentation does not clearly indicate right (R) or left (L) eye; query the provider if laterality can be determined from medical records.

HCC Buddy maintains structured V28 and V24 mapping, source-labeled coefficient references, and MEAT documentation criteria for H44.649 sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.

Coding Tips

•Use the 7th character 'U' for unspecified eye only when documentation does not clearly indicate right (R) or left (L) eye; query the provider if laterality can be determined from medical records
•This code is used for old/retained foreign bodies; if the foreign body is recent or acute, verify the appropriate acute foreign body code (H44.6-) is not more appropriate