G0306 – Complete cbc, automated (hgb, hct, rbc, wbc, without platelet count) and automated wbc differential count
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG0306
- Long description
- Complete cbc, automated (hgb, hct, rbc, wbc, without platelet count) and automated wbc differential count
- Short description
- Cbc/diffwbc w/o platelet
- Pricing indicator
21Clinical Lab Fee Schedule – national limitation amount- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
T1DLab tests - blood counts- Added
- January 1, 2004
- Last change
- January 1, 2009 – No change
Frequently asked questions
What is HCPCS code G0306?
G0306 is a HCPCS Level II code for complete cbc, automated (hgb, hct, rbc, wbc, without platelet count) and automated wbc differential count.
Does Medicare cover G0306?
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
- G0296 – Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making)
- G0297 – Low dose ct scan (ldct) for lung cancer screening
- G0299 – Direct skilled nursing services of a registered nurse (rn) in the home health or hospice setting, each 15 minutes
- G0300 – Direct skilled nursing services of a licensed practical nurse (lpn) in the home health or hospice setting, each 15 minutes
- G0302 – Pre-operative pulmonary surgery services for preparation for lvrs, complete course of services, to include a minimum of 16 days of services
- G0303 – Pre-operative pulmonary surgery services for preparation for lvrs, 10 to 15 days of services
- G0304 – Pre-operative pulmonary surgery services for preparation for lvrs, 1 to 9 days of services
- G0305 – Post-discharge pulmonary surgery services after lvrs, minimum of 6 days of services
- G0307 – Complete (cbc), automated (hgb, hct, rbc, wbc; without platelet count)
- G0308 – Creation of subcutaneous pocket with insertion of 180 day implantable interstitial glucose sensor, including system activation and patient training
- G0309 – Removal of implantable interstitial glucose sensor with creation of subcutaneous pocket at different anatomic site and insertion of new 180 day implantable sensor, including system activation
- G0310 – Immunization counseling by a physician or other qualified health care professional when the vaccine(s) is not administered on the same date of service, 5 to 15 mins time (this code is used for medicaid billing purposes)
- G0311 – Immunization counseling by a physician or other qualified health care professional when the vaccine(s) is not administered on the same date of service, 16-30 mins time (this code is used for medicaid billing purposes)
- G0312 – Immunization counseling by a physician or other qualified health care professional when the vaccine(s) is not administered on the same date of service for ages under 21, 5 to 15 mins time (this code is used for medicaid billing purposes)
- G0313 – Immunization counseling by a physician or other qualified health care professional when the vaccine(s) is not administered on the same date of service for ages under 21, 16-30 mins time (this code is used for medicaid billing purposes)
- G0314 – Immunization counseling by a physician or other qualified health care professional for covid-19, ages under 21, 16-30 mins time (this code is used for the medicaid early and periodic screening, diagnostic, and treatment benefit (epsdt)
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.