Dr. John Benjamin Colby, MD, PHD

In 2023, among providers in related specialties within California, Dr. John Benjamin Colby, MD, PHD performed more brain imaging (neuroimaging), CT scan, neck imaging, and pelvic imaging procedures for Medicare patients than 95% of them and he also had a list price for 2-D diagnostic mammogram, 2-D mammogram, abdominal duplex ultrasound, abdominal MRI, brain MRA, complete abdominal ultrasound, diagnostic mammogram, face MRI, leg X-ray, limited abdominal ultrasound, neck CT scan, neck MRI, neck ultrasound, non-obstetric transvaginal ultrasound, orbit (eye socket) MRI, pelvic CT scan, pelvic duplex ultrasound, retroperitoneal ultrasound, soft tissue ultrasound, testicular duplex ultrasound, testicular ultrasound without Doppler, thoracic (chest) imaging, thoracic spine (mid-back) CT scan, tibia and fibula (lower leg) X-ray, transabdominal ultrasound, transvaginal ultrasound, and women's imaging that was lower than the list prices billed to Medicare by 95% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

In 2023, among providers in related specialties within California, Dr. John Benjamin Colby, MD, PHD performed more abdominal imaging, knee X-ray, MRI (magnetic resonance imaging), non-obstetric transvaginal ultrasound, orbit (eye socket) MRI, spine imaging, ultrasound (sonogram), and vascular procedures procedures for Medicare patients than 90% of them and he also had a list price for abdominal CT scan, brain MRI, breast imaging, cervical (neck) spine CT scan, chest CT scan, CT scan, diagnostic imaging, head/brain CT scan, joint X-ray, knee X-ray, lumbar spine (low-back) CT scan, mammogram (breast X-ray), MRI (magnetic resonance imaging), neck X-ray, pelvic MRI, pelvis X-ray, screening mammogram, spine CT scan, and videofluoroscopic swallow study (modified barium swallow) that was lower than the list prices billed to Medicare by 90% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

In 2013, among providers in related specialties within California, Dr. John Benjamin Colby, MD, PHD performed more chest CT scan, lower extremity venous duplex, MRI angiogram (MRA), vascular ultrasound, and X-rays procedures for Medicare patients than 75% of them and he also had a list price for angiogram (angiography), arm CT scan, arm X-ray, bone density test, carotid duplex ultrasound, carotid (neck) MRA, carotid ultrasound, central DEXA, chest X-ray, dual-energy X-ray absorptiometry (DEXA), duplex ultrasound, leg CT scan, lower extremity (leg) venous ultrasound, lower extremity venous duplex, maxillofacial (jaw/face) CT scan, MRI angiogram (MRA), rib X-ray, spine MRI, spine X-ray, vascular studies, vascular ultrasound, venous duplex ultrasound, and venous ultrasound that was lower than the list prices billed to Medicare by 75% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.