G9638 – Final reports without documentation of one or more dose reduction techniques (e.g., automated exposure control, adjustment of the ma and/or kv according to patient size, use of iterative reconstruction technique)

HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)

Active code Carrier judgment

HCPCS codeG9638
Long description
Final reports without documentation of one or more dose reduction techniques (e.g., automated exposure control, adjustment of the ma and/or kv according to patient size, use of iterative reconstruction technique)
Short description
No doc >1 dose reduc tech
Pricing indicator
00 Not separately priced by Part B (bundled, not covered or Part A only)
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
Z2 Undefined codes
Added
January 1, 2016
Last change
January 1, 2016 – No change

Frequently asked questions

What is HCPCS code G9638?

G9638 is a HCPCS Level II code for final reports without documentation of one or more dose reduction techniques (e.g., automated exposure control, adjustment of the ma and/or kv according to patient size, use of iterative reconstruction technique).

Does Medicare cover G9638?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby G codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.