Portal Tech Support:
(888) 670-9775
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Portal Tech Support:
(888) 670-9775
Request an Appointment
Patient Portal
Pay My Doctor
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Our Team
Dr. David Clemons
Internal Medicine (MD)
Dr. Henry P. Gong
Cardiology (MD)
Dr. Hsien-Wen Hsu
Internal Medicine (MD)
Dr. Irina Kolomey
Internal Medicine (DO)
Dr. John Gallo
Internal Medicine (D.O.)
Dr. Karthik Reddy
Cardiology
(MD, FACC, FSCAI)
Dr. Mostafa Shalaby
Pulmonary Medicine
(MD)
Dr. Melody Brewer
Internal Medicine (MD)
Dr. Pragnesh Patel
Endocrinology (MD)
Dr. Sam Chitsaz
Cardiology
(MD, FACC, FSCAI)
Dr. Wengang Zhang
Internal Medicine (MD)
Christine Cave
Internal Medicine
(DNP, NP-C, MSN, RN, CRRN)
About Us
Services
Internal Medicine
Cardiology
Endocrinology
Pulmonary/Critical Care
Insurance
Locations
Pittsburg
Brentwood
Concord
Patient Resources
Patient forms
Tele Health
Menu
Our Team
About Us
Services
Internal Medicine
Cardiology
Endocrinology
Pulmonary/Critical Care
Insurance
Locations
Brentwood
Concord
Pittsburg
Patient Resources
Patient Forms
Tele Health
Portal Tech Support
Meet Our
Team
Wengang Zhang, M.D.
Internal Medicine / Primary Care
Internal Medicine– provides primary care services to adults. Internists have special training
Dr. Sam Chitsaz, M.D., FACC., FSCAI
Cardiology Specialist
Cardiology – Cardiologist prevent, diagnosis and treat conditions of the heart, blood
Pragnesh Patel, M.D.
Endocrine Specialist
Dr. Patel first developed an interest in endocrinology while a graduate student at Boston
Melody Brewer, M.D.
Internal Medicine / Pulmonary
Internal Medicine – provides primary care services to adults. Internists have special training
Mostafa Shalaby, M.D.
Pulmonary and Sleep Medicine Specialist
Pulmonary Medicine and Sleep Medicine – Pulmonologists are specially trained in diseases and
Karthik Reddy, M.D., FACC., FSCAI
Cardiology Specialist
Cardiology – Cardiologist prevent, diagnosis and treat conditions of the heart, blood
John Gallo, D.O.
Internal Medicine / Primary Care
Internal Medicine – Dr. Gallo provides primary care services to female and male adults.
Irina Kolomey, D.O.
Internal Medicine / Primary Care
Internal Medicine – Dr. Kolomey provides primary care services to female and male adults.
Hsien-Wen Hsu, M.D.
Pulmonary Medicine Specialist
Internal Medicine – provides primary care services to adults. Internists have special
Henry P. Gong, M.D.
Cardiology Specialist
Cardiologists prevent, diagnose and treat conditions of the heart, blood vessels and circulation
David Clemons, M.D.
Internal Medicine
Dr. Clemons provides primary care services to adults. Internists are equipped to handle the broad
Christine Cave DNP, NP-C, MSN, RN, CRRN
Internal Medicine
Not all RN’s have the advanced training required as that of a Nurse Practitioner (NP). The
