Does K75.4 require prior authorization?

No, K75.4 does not require prior authorization (high confidence). Code is covered without prior authorization.

`K75.4`, Autoimmune hepatitis

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

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.
This article provides billing, coding, and guideline information that complements Local Coverage Determination (LCD) L34544; consult LCD L34544 for clinical eligibility, coverage criteria, and required documentation for hospice services for liver disease.
All documentation must be maintained in the patient's 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).

Esophagogastroduodenoscopy (EGD) is covered when it meets the reasonable and necessary requirements specified in Local Coverage Determination L33583.
Monitored Anesthesia Care (MAC) is medically necessary when the patient has one or more documented diagnoses listed as supporting medical necessity (e.g., F91.9, G97.81, T81.9XXA, T88.8XXA, F79) and the diagnosis is matched to the anesthesia/CPT/HCPCS procedure performed.
Use G9 anesthesia modifier to indicate need for MAC due to a history of severe or advanced cardiopulmonary disease when the proceduralist determines additional monitoring is required.
Use G8 anesthesia modifier for certain deep, complex, complicated, or markedly invasive surgical procedures when applied to anesthesia codes 00100, 00300, 00400, 00160, 00532, or 00920.
MAC may be appropriate for pediatric patients (Medicare-eligible and younger than 18) when documented using ICD-10-CM code T88.8XXA and clinical records justify the need for MAC.
Non‑invasive abdominal/visceral vascular studies are covered when the test results will be used to directly inform or change the patient's clinical management.

A57591, Billing and Coding: Non-Invasive Abdominal / Visceral Vascular Studies

WPS-J5-L35755, Non-Invasive Abdominal / Visceral Vascular Studies

WPS-J8-L35755, Non-Invasive Abdominal / Visceral Vascular Studies

FIRST_COAST-L33583, Diagnostic and Therapeutic Esophagogastroduodenoscopy

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