Meet our credentialed, caring doctors

Training and experience you can trust


Robert O’Neil Gingery, MD

Board Certified: American Board of Surgery

Fellowship: Vascular Surgery, Highland General Hospital, Oakland, CA

Residency: General Surgery, Highland General Hospital, Oakland, CA

MD: University of Nebraska, Lincoln, NE

BS: University of Nebraska, Lincoln, NE

Member: International Society for Cardiovascular Surgery, American College of Surgeons, American Medical Association, California Medical Association, Society for Vascular Technology, Northern California Vascular Society, Alameda-Contra Costa Medical Association, San Francisco Surgical Society

Lamont D. Paxton, MD

A board-certified surgeon and registered vascular technologist, Dr. Paxton performed his vascular surgery fellowship at the Scripps Clinic and Research Foundation in La Jolla, California. He obtained his M.D. at the George Washington University School of Medicine and completed his surgical residency at the University of California at San Diego. Dr. Paxton received the Chairman’s Prize for Outstanding Achievement as a resident.

Dr. Paxton is past Chairman of the Department of Surgery and Chief of the Division of Vascular Surgery at Eden Medical Center. Dr. Paxton is past president of the Northern California Vascular Society, the East Bay Surgical Society, the Alameda-Contra Costa County Medical Association and the San Francisco Surgical Society. He is a member of the Western Vascular Society, the Pacific Coast Surgical Society and the Society for Vascular Surgery.

Michael D. Ingegno, MD

Board Certified: American Board of Surgery, Vascular Surgery

Internship: General Surgery, University of California Irvine, Irvine, CA

Residency: General Surgery, University of California Irvine, Irvine, CA

Fellowship: Vascular Surgery, University of Florida, Shands Medical Center, Gainesville, FL

MD: State University of New York, Health Sciences Center at Brooklyn, Brooklyn, NY

BS: Biology, Brown University, Providence, RI

Member: American College of Surgeons, Society for Vascular Surgery, American College of Phlebology, Society for Vascular Technology, Alameda-Contra Costa Medical Association, East Bay Surgical Society, San Francisco Surgical Society, Northern California Vascular Society

Directorships/Staff Appointments:

  • Chief of Staff, San Leandro Hospital, 2019 – Present
  • Vice Chief of Staff, San Leandro Hospital, 2017 – 2018
  • Chairman, Department of Surgery, San Leandro Hospital, 2014 – 2018
  • President, Northern California Vascular Society, 2017 – 2018
  • Medical Director, Endovascular Suite and Noninvasive Vascular Laboratory, Vascular Surgery Group, 2013 – Present

Varinder S. Phangureh, MD, RPVI

Board Certified: Registered Physicians Vascular Interpretation

Residency: Integrated Vascular Surgery, Mount Sinai Medical Center, New York, NY

MD: Albert Einstein College of Medicine, Bronx, NY

BS with Honors: Molecular Environmental Biology, University of California Berkeley, Berkeley, CA

Member: American College of Surgeons, Society for Vascular Surgery, Society for Clinical Vascular Surgery, Peripheral Vascular Surgery Society

Jennifer Kam, PA-C

As an East Bay native, Jenny is excited for the opportunity to provide care to the community she calls home. After finishing her undergraduate degree in Human Biology at the University of California, San Diego, she pursued her Master of Physician Assistant Studies at Des Moines University in Iowa. She enjoys her current role assisting in the operating room and seeing patients in the office or at the hospital.

Languages: Mandarin and Cantonese.



Ramy Moharram, PA-C

Ramy began his career earning a Bachelor of Science from University of California, Santa Barbara before receiving his Master of Science in Physician Assistant Studies degree from A.T. Still University in Arizona. He is a board certified PA with professional experience in trauma surgery, urgent care, internal medicine and vascular surgery.  He has been with General Vascular Surgery since 2013. He has also served as adjunct faculty at the Samuel Merritt PA program.

To schedule an appointment, call Vascular Surgery Medical Group at 510-357-4006 or 925-831-0101. You can also fill out our simple contact form.