Does K83.3 require prior authorization?

No, K83.3 does not require prior authorization (high confidence). Code is covered without prior authorization.

`K83.3`, Fistula of bile duct

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

This billing and coding guidance complements Local Coverage Determination L34434; follow LCD L34434 for clinical coverage criteria and required documentation for claims.
All services billed with unlisted procedure codes must include sufficient medical records and supporting documentation to allow development and medical review.
This billing and coding article provides guidelines that complement Local Coverage Determination L34415 for CT of the abdomen and pelvis; consult LCD L34415 for specific coverage indications, limitations, and documentation requirements.
All documentation must be maintained in the patient's medical record and made available to the contractor upon request.

Esophagogastroduodenoscopy (EGD) is covered when it meets the reasonable and necessary requirements specified in Local Coverage Determination L33583.
Upper gastrointestinal endoscopy (diagnostic or therapeutic) is covered when determined reasonable and necessary per Local Coverage Determination L35350.
Vitamin D assay testing is payable under Medicare Part B when performed in an office (POS 11), independent clinic (POS 49), Federally Qualified Health Center (POS 50), or independent laboratory (POS 81).
Non-physician practitioners (e.g., nurse practitioners, clinical nurse specialists, physician assistants) may certify, order, and establish the plan of care for Vitamin D assay testing as authorized by State law (outpatient settings other than CORFs).
Measurement of 25OHD is indicated for patients with psoriasis.
Measurement of 25OHD is indicated for patients with Paget's disease of bone.

WPS-J5-L34658, Vitamin D Assay Testing

A57484, Billing and Coding: Vitamin D Assay Testing

WPS-J8-L34658, Vitamin D Assay Testing

A57063, Billing and Coding: Diagnostic and Therapeutic Esophagogastroduodenoscopy

FIRST_COAST-L33583

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