W4920: Conversion of hemiarthroplasty to total shoulder replacement
For guidance only. Always check the code and obtain authorisation from your insurer before treatment. Other insurers may use different codes and coding rules.
Also known as
For guidance only. Procedure codes and descriptions on this site are provided for general guidance only and are not a guarantee of insurance cover or payment. Always check the correct code with your surgeon's secretary and obtain authorisation from your insurer before treatment. Insurers shown are examples only. Other insurers are available, and each may use the same, similar or different codes and coding rules.
Insurer listing
| Insurer | Status | Notes |
|---|---|---|
| Bupa | Listed | Listed by Bupa |
| AXA Health | Listed | Listed by AXA Health |
| Vitality | Listed | Listed by Vitality |
| WPA | Check cover | Listed by WPA: check cover at pre-authorisation |
Codes that can't be billed with W4920
Neither code can be billed with the other
- W4902: Shoulder hemiarthroplasty with reconstruction for fracture
- W5030: Revision total shoulder replacement
- W4930: Revisional shoulder hemiarthroplasty
- W5050: Reverse polarity arthroplasty of shoulder
- W5000: Primary total shoulder replacement
- W9040: Injection(s) +/- aspiration, into joint, cyst, bursa - unilateral
- W4900: Shoulder hemiarthroplasty (as sole procedure)
- W9020: Dynamic arthrogram of joint
AXA Health also lists these codes as unacceptable combinations (11)
- W4900: Shoulder hemiarthroplasty (as sole procedure)
- W4930: Revisional shoulder hemiarthroplasty
- W4902: Shoulder hemiarthroplasty with reconstruction for fracture
- A7350: Local anaesthetic blockade of named major nerve or plexus
- W5000: Primary total shoulder replacement
- W9040: Injection(s) +/- aspiration, into joint, cyst, bursa - unilateral
- W5060: Resurfacing arthroplasty of shoulder
- W5050: Reverse polarity arthroplasty of shoulder
- W5030: Revision total shoulder replacement
- W9020: Dynamic arthrogram of joint
- W9030: Injection(s) +/- aspiration, into joint, cyst, bursa with image guidance - unilateral
Related codes
- W5030: Revision total shoulder replacement
- W5000: Primary total shoulder replacement
- W4900: Shoulder hemiarthroplasty (as sole procedure)
- W5032: 2 stage revision of total shoulder replacement for infection - second stage
- W5031: 2 stage revision of total shoulder replacement for infection - first stage
- W4930: Revisional shoulder hemiarthroplasty
Frequently asked questions
What is the procedure code for conversion of hemiarthroplasty to total shoulder replacement?
The procedure code is W4920: Conversion of hemiarthroplasty to total shoulder replacement.
Which insurers list W4920?
W4920 is listed by Bupa, AXA Health and Vitality. WPA lists it, but you should check cover before treatment. Always confirm the code and cover with your insurer.
Can W4920 be billed with other procedures?
The coding rules say W4920 cannot be billed together with 8 other codes, including W4902 (Shoulder hemiarthroplasty with reconstruction for fracture), W5030 (Revision total shoulder replacement), W4930 (Revisional shoulder hemiarthroplasty). See the full list above.
What does my procedure code mean?
For guidance only. Procedure codes and descriptions on this site are provided for general guidance only and are not a guarantee of insurance cover or payment. Always check the correct code with your surgeon's secretary and obtain authorisation from your insurer before treatment. Insurers shown are examples only. Other insurers are available, and each may use the same, similar or different codes and coding rules.
Codes and descriptions are for guidance only. Insurer listing and cover information is taken from each insurer's published schedule and is for guidance only: always confirm the code and cover with the insurer before treatment. This site is not affiliated with CCSD or any insurer. No fees are shown.
Last checked: 2026-10-01