2026 ICD-10-CM Diagnosis Code B73.02Onchocerciasis with glaucoma

ICD-10-CM Codes›A00–B99›B65-B83›B73

ICD-10-CM B73.02
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

B73.02 is a billable ICD-10-CM diagnosis code for onchocerciasis with glaucoma. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 867 through 869. Coders also document this condition as glaucoma caused by Onchocerca volvulus. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Parasitic, other specified and unspecified infections.

Code Identity

ICD-10-CM Code
B73.02
Billable Status
Yes — Valid for Submission
Code Describes
Onchocerciasis with glaucoma
Short Description
Onchocerciasis with glaucoma
Same as the full description in the CMS dataset.
Parent Code
B73.0
Onchocerciasis with eye disease

Code Classification

ChapterA00–B99Certain infectious and parasitic diseases
SectionB65-B83Helminthiases
CategoryB73Onchocerciasis
This CodeB73.02Onchocerciasis with glaucoma

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Glaucoma caused by Onchocerca volvulus
  • Glaucoma following ocular onchocerciasis

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Glaucoma
      • in (due to)
        • onchocerciasis
    • Onchocerciasis, onchocercosis
      • with
        • eye disease
          • glaucoma

Clinical ClassificationClinical

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

CCSR INF009
Parasitic, other specified and unspecified infections
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Parasitic Diseases

Parasites are living things that use other living things - like your body - for food and a place to live. You can get them from contaminated food or water, a bug bite, or sexual contact. Some parasitic diseases are easily treated and some are not.

Read the full article at MedlinePlus

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

Convert B73.02 to ICD-9-CMHistory

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

ICD-9-CM
125.3 Onchocerciasis
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About B73.02Overview

Is B73.02 (Onchocerciasis with eye disease) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report onchocerciasis with glaucoma on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does B73.02 group to?

When onchocerciasis with glaucoma is the principal diagnosis on an inpatient stay, it groups to MS-DRG 867, 868, 869, with relative weights from 0.7297 to 2.0932 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of B73.02?

Under the General Equivalence Mappings, onchocerciasis with glaucoma converts to ICD-9-CM 125.3 (onchocerciasis). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.