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Billing code

Z512A — Endoscopy of ileostomy or colostomy

Stoma endoscopy

Bill for endoscopy through an ileostomy or colostomy, or reducing an obstructed Koch ileostomy.

Watch for: With biopsy bill Z514 instead; add E747 when the scope reaches the cecum.

Code

Z512A

Description

Endoscopy of ileostomy or colostomy

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

Endoscopy through an ileostomy or colostomy, or reduction of an obstructed Koch ileostomy.

What it covers

Z512 is endoscopy of an ileostomy or colostomy, or reduction of an obstructed Koch ileostomy (S15). Add E747 when the scope reaches the cecum; with biopsy, bill Z514 (S15).

Billing rules

• Add E749 when done in a private office (not hospital or ICHSC) (S18–S19).
• Z codes are independent operative procedures: if your major pre-operative visit was in the prior 12 months, only a partial assessment is payable before the procedure that day; if the major pre-operative visit is that day, no other assessment is payable before it (SP4).
• Marked #: premises, equipment, supplies and staff are funded by the hospital budget or ICHSC facility costs, and patients can't be charged for them (GP13).
• Under-16 age premiums (10–30%) apply to surgical procedures in Parts K to Z (GP64).

Often billed with

• E747 to cecum (S15).
• E749 in a private office (S18).

Related codes: Z514, E747, E749, Z580, Z496

Source: Schedule of Benefits (July 1, 2026), Digestive System Surgical Procedures, Intestines (Except Rectum), page S15.

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