Does T18.4XXS require prior authorization?

No, T18.4XXS does not require prior authorization (high confidence). Code is covered without prior authorization.

`T18.4XXS` — Foreign body in colon, sequela

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

The submitted CPT/HCPCS code must accurately describe the service performed.
All documentation must be maintained in the patient medical record and made available to the contractor upon request.
Every page of the record must be legible and include appropriate patient identification information (e.g., complete name, dates of service).
The documentation must include the legible signature of the physician or non-physician practitioner responsible for and providing the care.

Diagnostic colonoscopy is covered when the service meets the reasonable and necessary requirements specified in Local Coverage Determination L33671.
Diagnostic colonoscopy or sigmoidoscopy is covered to directly visualize the lower gastrointestinal tract (colon, rectum, sigmoid) to detect polyps, tumors, or other intestinal lesions.
Diagnostic colonoscopy is covered when identification of the site of pathology and/or obtaining a biopsy during the procedure is clinically indicated.
A follow-on screening colonoscopy is covered after a positive covered blood-based biomarker noninvasive colorectal cancer (CRC) screening test per NCD 210.3, effective 2025-01-01.
Esophagogastroduodenoscopy (EGD) is covered when it meets the reasonable and necessary requirements specified in Local Coverage Determination L33583.
A colonoscopy may be billed when a sigmoidoscope is used only if the bowel is sufficiently short that the entire colon can be examined and this fact is clearly documented in the clinical record.

L34614 — Colonoscopy and Sigmoidoscopy-Diagnostic

J05

A56394 — Billing and Coding: Colonoscopy and Sigmoidoscopy-Diagnostic

J05

L33671 — Diagnostic Colonoscopy

J09

L33583 — Diagnostic and Therapeutic Esophagogastroduodenoscopy

J09

A55937 — Billing and Coding: Diagnostic Colonoscopy

Ask Verity about documentation requirements, denial risks, or coverage in your state.