G9310 – Unplanned hospital readmission within 30 days of principal procedure

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

Active code Carrier judgment

HCPCS codeG9310
Long description
Unplanned hospital readmission within 30 days of principal procedure
Short description
Unplnd hosp readm in 30d
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
M5B Specialist - psychiatry
Added
January 1, 2014
Last change
January 1, 2014 – No change

Frequently asked questions

What is HCPCS code G9310?

G9310 is a HCPCS Level II code for unplanned hospital readmission within 30 days of principal procedure.

Does Medicare cover G9310?

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.