- Gait Training - 15 Minutes
- Gammaglobulin Measurement
- Gastric Band Adjustment
- Gastric Bypass Roux-En-Y
- Gastric Sleeve (Inpatient)
- Gastric Sleeve (Outpatient)
- Gastrocnemius recession
- Gastrointestinal hemorrhage
- Gastrointestinal obstruction
- Gene analysis (hemochromatosis) common variants
- General health panel
- Glutamyltransferase (liver enzyme) level
- Glycosylated hemoglobin test
- Gonadotropin, chorionic (reproductive hormone) level
- Gonadotropin, follicle stimulating (reproductive hormone) level
- Gonadotropin, luteinizing (reproductive hormone) level
- Gonadotropin (reproductive hormone) analysis
- Graphical representation of inspiration and expiration
- Group psychotherapy
- Guidance for localization of target delivery of radiation treatment delivery