G8647 – Residual score for the knee impairment successfully calculated and the score was equal to zero (0) or greater than zero (> 0)
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG8647
- Long description
- Residual score for the knee impairment successfully calculated and the score was equal to zero (0) or greater than zero (> 0)
- Short description
- Rafscrs ki scor >= 0
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
M5BSpecialist - psychiatry- Added
- January 1, 2011
- Last change
- January 1, 2023 – No change
Frequently asked questions
What is HCPCS code G8647?
G8647 is a HCPCS Level II code for residual score for the knee impairment successfully calculated and the score was equal to zero (0) or greater than zero (> 0).
Does Medicare cover G8647?
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
- G8630 – Documentation that administration of prophylactic parenteral antibiotics was initiated within one hour (if fluoroquinolone or vancomycin, two hours) prior to surgical incision (or start of procedure when no incision is required), as ordered
- G8631 – Clinician documented that patient was not an eligible candidate for ordering prophylactic parenteral antibiotics to be given within one hour (if fluoroquinolone or vancomycin, two hours) prior to surgical incision (or start of procedure when no incision is required)
- G8632 – Prophylactic parenteral antibiotics were not ordered to be given or given within one hour (if fluoroquinolone or vancomycin, two hours) prior to the surgical incision (or start of procedure when no incision is required), reason not given
- G8633 – Pharmacologic therapy (other than minerals/vitamins) for osteoporosis prescribed
- G8634 – Clinician documented patient not an eligible candidate to receive pharmacologic therapy for osteoporosis
- G8635 – Pharmacologic therapy for osteoporosis was not prescribed, reason not given
- G8645 – I intend to report the asthma measures group
- G8646 – All quality actions for the applicable measures in the asthma measures group have been performed for this patient
- G8648 – Residual score for the knee impairment successfully calculated and the score was less than zero (< 0)
- G8649 – Risk-adjusted functional status change residual score for the knee impairment not measured because the patient did not complete the fs status survey near discharge, patient not appropriate
- G8650 – Residual score for the knee impairment not measured because the patient did not complete the lepf prom at initial evaluation and/or near discharge, reason not given
- G8651 – Residual score for the hip impairment successfully calculated and the score was equal to zero (0) or greater than zero (> 0)
- G8652 – Residual score for the hip impairment successfully calculated and the score was less than zero (< 0)
- G8653 – Risk-adjusted functional status change residual scores for the hip impairment not measured because the patient did not complete the fs status survey near discharge, patient not appropriate
- G8654 – Residual score for the hip impairment not measured because the patient did not complete the lepf prom at initial evaluation and/or near discharge, reason not given
- G8655 – Residual score for the lower leg, foot or ankle impairment successfully calculated and the score was equal to zero (0) or greater than zero ( > 0)
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.