New CPT Code for OCT Angiography (OCT-A): Everything You Need to Know About 92137

A new CPT code has taken effect in 2025 for the use of optical coherence tomography angiography (OCT-A) in clinical practice. Here’s what eye care professionals need to know about CPT code 92137.

What is the code? 
The CPT code is 92137.

When did it take effect?
It took effect on January 1, 2025.

What does it include?
92137 describes diagnostic retinal imaging, special optical coherence tomography (OCT) and OCT angiography (OCT-A).

What does it require?
OCT-A must be performed and interpreted on the same day.

What diagnostic codes support 92137?
The same ICD-10-CM codes for 92134 can be used for 92137.

What are the restrictions on its use?
92137 cannot be billed with 92133 (OCT of the posterior segment) or 92134 (OCT of retina) - when performed at the same patient encounter.

92137 may be billed in combination with 92235 – Fluorescein angiography (FA), 92240 – Indocyanine-green (ICG) angiography, or 92242 - Combined FA / ICG angiography.

What is the average reimbursement?
The average reimbursement for OCT-A, 92137, is $56.93. Standard OCT, 92134, provides an average reimbursement of $31.38. Fees for 2025 were reduced about 22% from 2024 [See Figure 1].

FIGURE 1. A chart showing the average national reimbursements for OCT, OCT-A, and FA for the years 2023, 2024, and 2025.

FIGURE 2. A chart showing the annual revenue difference for OCT (92134) vs. OCT-A (92137) based on 20 procedures per week.

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1. Repka MX, Woodke J. New for 2025—CPT Codes 92137 for OCTA and 66683 for Iris Prosthesis Implantation. American Academy of Ophthalmology. Accessed December 17, 2024. https://www.aao.org/eyenet/article/92137-octa-66683-iris-prosthesis
2. American Academy of Ophthalmology. 2025 Coding Update. October 18, 2024. Accessed December 17, 2024. https://www.aao.org/eyenet/academy-live/detail/2025-Coding-Update 
3. American Optometric Association. 2025 code changes: What doctors of optometry need to know. November 13, 2024. Accessed December 17, 2024.https://www.aoa.org/news/practice-management/billing-and-coding/2025-code-changes-what-doctors-of-optometry-need-to-know?sso=y
4. Johnson MP. Coding: Billing for Ophthalmic Diagnostic Tests. October 1, 2024. Accessed December 17, 2024. https://www.ophthalmicprofessional.com/issues/2024/october/coding/
5. Centers for Medicare and Medicaid Services. Annual Update to the List of CPT/HCPCS Codes Effective January 1, 2025. Accessed December 17, 2024. https://www.cms.gov/files/document/annual-update-list-cpt/hcpcs-codes-effective-january-1-2025.pdf
6. Centers for Medicare and Medicaid Services. Search the Physician Fee Schedule. January 1, 2025. Accessed March 27, 2025. https://www.cms.gov/medicare/physician-fee-schedule/search
7. Centers for Medicare and Medicaid Services. Billing and Coding: Scanning Computerized Ophthalmic Diagnostic Imaging. January 1, 2025. https://www.cms.gov/medicare-coverage-database/view/article.aspx?articleId=57600

Provided by ODwire.org using public sources (see references). Consult relevant laws, regulations, and payer guidance. Not an official or complete reimbursement source. April 2025.