HCPCS Level II · Outpatient PPS (temporary codes)
C2637Brachytherapy source, non-stranded, ytterbium-169, per source
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About C2637
C2637 is an HCPCS Level II code in the C series (outpatient PPS (temporary codes)), describing brachytherapy source, non-stranded, ytterbium-169, per source.
It was added to HCPCS effective 10/01/2005, and its current record took effect 07/01/2007.
Its Medicare coverage code is "D", meaning special Medicare coverage instructions apply.
Details
- Short description
- Brachy,non-str,ytterbium-169
- Date added
- 10/01/2005
- Action effective
- 07/01/2007
- BETOS
- I4B
Related C26xx codes
- C2613Lung biopsy plug with delivery system
- C2614Probe, percutaneous lumbar discectomy
- C2615Sealant, pulmonary, liquid
- C2616Brachytherapy source, non-stranded, yttrium-90, per source
- C2617Stent, non-coronary, temporary, without delivery system
- C2618Probe/needle, cryoablation
- C2619Pacemaker, dual chamber, non rate-responsive (implantable)
- C2620Pacemaker, single chamber, non rate-responsive (implantable)
- C2621Pacemaker, other than single or dual chamber (implantable)
- C2622Prosthesis, penile, non-inflatable
- C2623Catheter, transluminal angioplasty, drug-coated, non-laser
- C2624Implantable wireless pulmonary artery pressure sensor with delivery catheter, including all system components
Common questions about C2637
Is HCPCS C2637 still valid?
- Yes. C2637 is active in the CMS October 2026 HCPCS file.
Does Medicare cover C2637?
- Its coverage code is "D": special Medicare coverage instructions apply. Check the local coverage determination for your region.