Z53: Persons encountering health services for specific procedures and treatment, not carried out

Codes under Z53 (Persons encountering health services for specific procedures and treatment, not carried out). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
Z53.0	Procedure and treatment not carried out because of contraindication	—
Z53.01	Procedure and treatment not carried out due to patient smoking	✓
Z53.1	Procedure and treatment not carried out because of patient's decision for reasons of belief and group pressure	✓
Z53.2	Procedure and treatment not carried out because of patient's decision for other and unspecified reasons	—
Z53.3	Procedure converted to open procedure	—
Z53.8	Procedure and treatment not carried out for other reasons	✓
Z53.09	Procedure and treatment not carried out because of other contraindication	✓
Z53.9	Procedure and treatment not carried out, unspecified reason	✓
Z53.20	Procedure and treatment not carried out because of patient's decision for unspecified reasons	✓
Z53.21	Procedure and treatment not carried out due to patient leaving prior to being seen by health care provider	✓
Z53.29	Procedure and treatment not carried out because of patient's decision for other reasons	✓
Z53.31	Laparoscopic surgical procedure converted to open procedure	✓
Z53.32	Thoracoscopic surgical procedure converted to open procedure	✓
Z53.33	Arthroscopic surgical procedure converted to open procedure	✓
Z53.39	Other specified procedure converted to open procedure	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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