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Billing code

E577A — Metacarpal/phalangeal dislocation – each additional (add-on to D004)

Additional hand joint dislocation

Add to D004 for each additional metacarpal or phalangeal dislocation reduced by closed reduction.

Watch for: Must be billed with D004 for the first dislocation, one per additional dislocation.

Code

E577A

Description

Metacarpal/phalangeal dislocation – each additional (add-on to D004)

FHO+ basket

Not in the FHO+ base rate basket (Schedule 2 or 2B).

Effective date

Apr 1, 2025

Termination date

No end date

Explanation

Updated October 26, 2026

Add-on to D004 for each additional metacarpal/phalangeal dislocation reduced by closed reduction.

What it covers

E577 is billed for each additional metacarpal/phalangeal dislocation closed-reduced, added to D004 (N15).

Billing rules

• Add-on only: bill with D004 for the first dislocation (N15).
• One per additional dislocation reduced (N15).
• Surgical procedure: age premiums apply for patients under 16, from +10% (age 5–15) up to +30% (under 30 days) (GP64).
• FHO: a Schedule 4 office procedure that counts toward the office procedures special payment when done in your office for enrolled patients (Agreement p.92, §8.7).

Often billed with

• D004 closed reduction of the first dislocation (N15).

Common rejections

• ADF: Corresponding procedure invalid, omitted or paid at zero: E577 needs D004 on the claim (N15).

Related codes: D004, D006, D001, E576

Source: Schedule of Benefits (July 1, 2026), Musculoskeletal System Surgical Procedures, Hand and Wrist, page N15; fracture and dislocation rules N1–N2.

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