What are the billing rules for Z142A?

If the prosthesis was placed in surgery done to alter appearance, removing it to treat an acute medical or surgical complication of that surgery is insured whether or not the original surgery was covered, with no prior authorization needed (AD1). Listed fees are unilateral; for bilateral or other procedures under the same anaesthetic, the major one is paid in full and the others at 85% (SP4, SP2). Marked #: premises, equipment, supplies and personnel are not included in the fee (SP1, GP13).

What is Z142A often billed with?

R108 simple mastectomy under the same anaesthetic, with the 85% rule for the lesser procedure (M25, SP2). A034 General Surgery partial assessment, billable on the surgery day only if it is the major pre-operative visit (GP4, SP2).

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Billing code

Z142A — Removal Of Breast Prosthesis

Q: What is OHIP billing code Z142A?

Removal of a breast prosthesis. Open capsulotomy with or without replacement of the prosthesis is Z135, and capsulectomy is Z182.

Breast implant removal

Bill for removing a breast prosthesis.

Watch for: Removal to treat an acute complication of cosmetic surgery is insured without prior authorization; fees are per side.

Provider	Specialist	Assistant	Anaesthetist	Non-anaesthetist
$150.00	$0.00	$77.46	$111.72	$111.72

Code: Z142A
Description: Removal Of Breast Prosthesis
FHO+ basket: Not in the FHO+ base rate basket (Schedule 2 or 2B).
Effective date: Apr 1, 2026
Termination date: No end date

Explanation

Updated October 26, 2026

Removal of a breast prosthesis. Open capsulotomy with or without replacement of the prosthesis is Z135, and capsulectomy is Z182.

What it covers

Z142 is removal of breast prosthesis, listed with the breast prosthesis procedures after reduction and augmentation mammoplasty (M29).

Related services on the same page are open capsulotomy with or without replacement of breast prosthesis (Z135) and breast capsulectomy (Z182) (M29). Replacement of a tissue expander by a permanent prosthesis is Z138 (M24).

Billing rules

If the prosthesis was placed in surgery done to alter appearance, removing it to treat an acute medical or surgical complication of that surgery is insured whether or not the original surgery was covered, with no prior authorization needed (AD1).
Listed fees are unilateral; for bilateral or other procedures under the same anaesthetic, the major one is paid in full and the others at 85% (SP4, SP2).
Marked #: premises, equipment, supplies and personnel are not included in the fee (SP1, GP13).

Often billed with

R108 simple mastectomy under the same anaesthetic, with the 85% rule for the lesser procedure (M25, SP2).
A034 General Surgery partial assessment, billable on the surgery day only if it is the major pre-operative visit (GP4, SP2).

Related codes: Z135, Z182, Z138, R119, R114, R108

Source: Schedule of Benefits (July 1, 2026), Integumentary System Surgical Procedures, Operations of the Breast, page M29; Appendix D AD1; Surgical Preamble SP2, SP4

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