Springhill Medical Group is a multi-specialty medical group providing primary and specialty care services with offices in Antioch, Brentwood and Pittsburg California.
• Gerald Del Rio, M.D. Internal Medicine/primary care & Pulmonary Medicine specialist
• Siamak Elyasi, M.D. Family practice/Primary care
• Henry Gong, M.D. Cardiology specialist
• Hsien-Wen Hsu, M.D. Pulmonary Medicine specialist
• Irina Kolomey, D.O, Internal Medicine - Primary Care
• Pragnesh Patel, M.D. Endocrine specialist
• Alejandro Prieto, M.D. Cardiology specialst
• Michael Russell, M.D. Internal Medicine
• Angelita Tangco, M.D. Neurology specialist
• Wengang Zhang, M.D. Internal Medicine/Primary care
For more detailed information on all the physicians in Springhill Medical Group click on the Physician tab.

Services:
• Comprehensive screening with an emphasis on preventation and healthy lifestyle changes to promote health
• Patient and family education, most written education materials availale in English and Spanish
• Complete physical exams including well woman exams
• Vaccinations (does not include vaccines for travel)
• EMG (nerve conduction studies)
• EKG
• Echocardiogram of the heart and carotid ultrasound
• Thyroid ultrasound and Fine needle biopsy of the thryoid
• 24 hour Holter cardiac monitoring
• Cardiac Stress Test
• Spirometry
• Myocardial perfusion nuclear medicine studies
• Pulmonary Function Studies
• DMV and employment physicials
• Occupational health and workman's compensation (not all physicians, we do not offer drug testing)
• 24 hour answering service with access to on call physicians
• Admission and follow-up at Sutter Delta Medical Center and John Muir Medical Center/Concord campus
• Admission and follow-up care at local Convalescent Hospitals (not all physicians)