Home
Career Stage
Medical Students Residents Attendings CPT Codes Resources Blog Support

A4931 Reusable oral thermometer

A Codes

Also known as: oral thermometer, glass thermometer, reusable thermometer

A reusable oral thermometer used for repeated temperature measurements. Made of glass or digital materials suitable for mouth placement.

In Plain Language

thermometer you put in mouth to check temperature; reusable temperature checker

Clinical Context

Used in home and clinical settings for temperature assessment. Must be cleaned and disinfected between uses. Provides accurate core body temperature.

RVU Information

CPT A4931 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.

Billing & Documentation

HCPCS A-codes cover medical supplies, equipment, and transport services. Documentation must establish medical necessity and include a physician order. For durable medical equipment (DME), a Certificate of Medical Necessity (CMN) or detailed written order may be required.

Specialties

NursingPrimary Care

Frequently Asked Questions

What is CPT code A4931?

CPT A4931 (Reusable oral thermometer) is a A Codes code. A reusable oral thermometer used for repeated temperature measurements. Made of glass or digital materials suitable for mouth placement.

Does Medicare cover A4931?

Medicare coverage for A4931 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used in home and clinical settings for temperature assessment. Must be cleaned and disinfected between uses. Provides accurate core body temperature. A physician order is typically required.

When is CPT A4931 used?

Used in home and clinical settings for temperature assessment. Must be cleaned and disinfected between uses. Provides accurate core body temperature.

Track This Code in RVU Edge

Log procedures, calculate wRVUs, and benchmark against national data — all in one app.

CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.