G9835Procedures and Professional Services (Temporary)

Trastuzumab administered within 12 months of diagnosis

Short description: Trastuz given w/in 12 mos dx

Effective date
January 1, 2021
Termination date

Related codes (G-series)

Frequently asked questions

What is HCPCS code G9835?

G9835 is a HCPCS Level II code for Trastuzumab administered within 12 months of diagnosis.

What category is HCPCS code G9835 in?

G9835 falls under the Procedures and Professional Services (Temporary) category of HCPCS Level II.

When did HCPCS code G9835 become effective?

G9835 has been effective since January 1, 2021, per CMS's quarterly HCPCS update.

HCPCS Level II data from CMS (public domain). HCPCS Level I (CPT) codes are not included — CPT is copyrighted by the American Medical Association. Always verify codes with authoritative sources before making coding or billing decisions.