NOTICE: Office Closing May 15th 2020

Home / Doctors / Colon And Rectal Surgery / Negar M. Salehomoum MD, FACS, FASCRS

Negar M. Salehomoum

MD, FACS, FASCRS

Cardiology & Internal Medicine
Colon And Rectal Surgery
Antioch office
Sinus Center office
925-274-9004
Walnut Creek office
Internal Medicine office
Texting appointment line: 925-395-4023
Currently Not Accepting New Patients
Currently Not Accepting New Patients
Currently Not Accepting New Patients
Currently Not Accepting New Patients

Main Office

365 Lennon Lane Suite 290 Walnut Creek, CA 94598
2400 Balfour Road Suite 300
Brentwood, CA 94513

Affiliations

John Muir Health Walnut Creek Medical Center

John Muir Health Concord Medical Center

Sub-specialties

Advanced Laparoscopic Surgery, Robotic Surgery, General Surgery

About

Dr. Negar M. Salehomoum joined Bay Area Colon & Rectal Surgeons, a division of BASS Medical Group, in March 2015. Her interests include minimally invasive laparoscopic and robotic surgery, colorectal cancer, inflammatory bowel disease, benign anorectal disease, pelvic floor disorders, and fecal incontinence. She is passionate about educating her patients about their disease process and providing the best possible care. She is board certified in both general surgery and colorectal surgery. She is an active member of the medical staff at the John Muir Health medical centers and currently serves as Vice Chair of Surgery at the Concord Medical Center. Additionally, she is a member of the Rectal Cancer Center of Excellence multi-disciplinary team at John Muir Health and attends the Gastrointestinal Tumor Boards. She participates in research trials to give her cancer patients access to improved outcomes. Outside of John Muir Health, she is a member of the American College of Surgeons (ACS), American Society of Colon and Rectal Surgeons (ASCRS), Northern California Chapter of the ACS, Northern California Society of Colon & Rectal Surgeons, Northwest Society of Colon & Rectal Surgeons, Society of American Gastrointestinal and Endoscopic Surgeons, and Alameda-Contra Costa Medical Association. In her free time, Dr. Salehomoum enjoys spending time with her two young boys and husband. She loves to be in the sunny outdoors during the summertime and hopes to spend more time skiing in the winters.

Dr. Brian Chin practices advanced laparoscopic, bariatric, and general surgery at BASS Medical Group’s Walnut Creek and Brentwood offices. Dr. Chin is an expert in advanced minimally invasive surgery, including robot-assisted surgery. Dr. Chin has special expertise in the treatment of Morbid obesity (laparoscopic sleeve gastrectomy, laparoscopic Roux-en-Y gastric bypass, laparoscopic adjustable band placement, and revisional bariatric surgery), Abdominal wall hernias (laparoscopic inguinal, incisional, and ventral hernia repair), Hiatal hernias and paraesophageal hernias, Benign and malignant conditions of the upper gastrointestinal tract, including gastroesophageal reflux disease (laparoscopic Nissen fundoplication), achalasia (laparoscopic Heller myotomy), and benign and malignant stomach tumors, Gallbladder disease (laparoscopic cholecystectomy)

Benign and malignant solid organ disease (laparoscopic splenectomy, adrenalectomy, and pancreatectomy), Benign and malignant conditions of the colon and rectum, such as diverticulitis, colon cancer, and rectal cancer (laparoscopic colectomy), Venous disease (varicose veins, venous insufficiency, and venous stasis wounds).

Dr. Brian Chin was born and raised in the Bay Area. After graduating from Acalanes High School in Lafayette he ventured cross-country to coastal Maine, where he graduated magna cum laude from Bowdoin College with a bachelor’s degree in physics and mathematics. From there, he went on to earn a master’s degree in applied physics from Columbia University. He earned his medical degree at the University of Michigan Medical School, then returned to California for his surgery residency at the University of California at San Diego, where he won the Department of Medicine’s Halasz Award for surgical consultation and the Department of Surgery’s Chairman’s Prize for teaching and service excellence. Additionally, he served as administrative chief resident. Following residency, Dr. Chin completed a fellowship in bariatric and advanced laparoscopic surgery at the University of California at San Francisco, working alongside world-renowned leaders at the forefront of laparoscopic surgery. Dr. Brian Chin is board certified in surgery by the American Board of Surgery and in advanced trauma life support by the American College of Surgeons. Dr. Chin also serves as a trauma surgeon at the John Muir Medical Center, which is certified as a level II trauma center by the American College of Surgeons and is Contra Costa County’s only trauma center. He sees patients in Walnut Creek and Brentwood.

Brian D. Hopkins M.D. is a private practice, board-certified urologist who has been practicing in the East Bay since 2000. In addition to being a diplomate of the American Board of Urology, he maintains a board certification in Female Pelvic Medicine and Reconstructive Surgery.

Dr. Hopkins has particular expertise and interest in the surgical treatment of genitourinary cancer (including prostate, bladder, and kidney cancers), advanced laparoscopic and robotic surgery, female pelvic prolapse and incontinence, and complex genitourinary reconstructive surgery. He has been performing robotic surgery with the da Vinci robot since 2002, shortly after it received FDA approval. He was one of the first users of the technology.

Dr. Hopkins’ mission is to offer the best urologic care to his patients, with an emphasis on ensuring that they receive first-rate surgical care, with the latest and most innovative surgical techniques available.

Dr. Hopkins was born and raised in San Diego, California. He received his undergraduate education at UCLA, where he earned a Bachelor of Science in kinesiology-physiology. He attended USC for medical school, graduating in 1994. He then completed an additional 6 years of training at USC, including one year of surgical internship, one year of general surgery residency, three years of urological residency, and a final year as chief resident of urology. He received extensive experience in urologic oncology and urinary tract reconstruction using intestinal segments in patients undergoing bladder removal due to bladder cancer.

In addition to his busy clinical schedule, Dr. Hopkins has been active with many leadershi​p positions at the John Muir Medical Centers, including serving as chief of urology, chairman of surgery, and serving on the robotics steering committee as both a member and an advisor. He is also a member of the John Muir Cancer Committee and served as co-chairman of the Program in Urology from 2010 – 2016. Dr. Hopkins is a member of the American Urological Association, the American Urogynecologic Society, the American Association of Clinical Urologists, the Society of Laparoendoscopic Surgeons, Society of Robotic Urologic Surgery, the California Medical Association and the Alameda-Contra Costa Medical Association.

Dr. Hopkins enjoys spending time with his wife and two sons, playing golf, skiing, and spending time at the beach in San Diego.

Meet Dr. Hopkins and learn more about his approach to patient care:


Dr. Hopkins was featured on NBC Bay Area for treating patients with Benign Prostatic Hyperplasia (BPH) with a procedure called Urolift.

Dr. Audrey "Lisa" Arzamendi is double board-certified in internal medicine and endocrinology. Since 2012, she has specialized in diabetes, obesity and metabolism, thyroid disease (including Hashimoto's and Graves'), polycystic ovary syndrome (PCOS) and sex hormone disorders, adrenal and pituitary dysfunction, osteoporosis, parathyroid/calcium disorders, and thyroid and parathyroid nodules and cancers. She is highly trained in ultrasound-guided fine-needle aspiration (FNA) biopsy of the thyroid (99% diagnostic rate).

Dr. Arzamendi is committed to safe and established medical treatments, and prides herself on staying informed about emerging therapies and research-supported non-prescription options. She is experienced working with all forms of brand-name and generic thyroid medications, and as a type 1 diabetic herself, has first-hand knowledge of nearly all available prescription and technological diabetic treatments, to best support patients in selecting their optimal diabetes treatment regimens.

Dr. Arzamendi graduated with honors from Stanford University, with a BA in Human Biology and a concentration in Health & Human Performance.  She attended UC San Diego School of Medicine (receiving a federal NIH National Cancer Institute fellowship), and completed her internal medicine residency at Kaiser Pemanente’s Santa Clara Medical Center.  Her endocrinology training was completed at UC Davis Medical Center. She previously practiced in California's South Bay before relocating to open her practice in Walnut Creek in 2020. Dr. Arzamendi was a Stanford varsity athlete and still enjoys running, hiking, tennis, rowing, and other outdoor activities. She loves spending time with her husband and many pets, and looks forward to being your doctor!

Conditions Treated

  • Alternative and second opinions in surgical and non surgical conditions
  • Anal Abscess/Fistula
  • Anal Cancer
  • Anal Fissure
  • Anal Incontinence
  • Anal Warts
  • Anorectal Bleeding
  • Colonoscopy
  • Colon Cancer
  • Colorectal Cancer
  • Colorectal Cancer Screening
  • Colorectal Cancer Surgery
  • Constipation
  • Crohn's Disease
  • Diverticular Disease
  • Hemorrhoids
  • Inflammatory Bowel Disease
  • Ostomy
  • Pilonidal Disease
  • Polyps of the Colon & Rectum 
  • Pruritis - ani / anal itching 
  • Rectal Prolapse
  • Rectocele
  • Rectal Cancer
  • Ulcerative Colitis

Conditions Treated

  • Alternative and second opinions in surgical and non surgical conditions
  • Anal Abscess/Fistula
  • Anal Cancer
  • Anal Fissure
  • Anal Incontinence
  • Anal Warts
  • Anorectal Bleeding
  • Colonoscopy
  • Colon Cancer
  • Colorectal Cancer
  • Colorectal Cancer Screening
  • Colorectal Cancer Surgery
  • Constipation
  • Crohn's Disease
  • Diverticular Disease
  • Hemorrhoids
  • Inflammatory Bowel Disease
  • Ostomy
  • Pilonidal Disease
  • Polyps of the Colon & Rectum 
  • Pruritis - ani / anal itching 
  • Rectal Prolapse
  • Rectocele
  • Rectal Cancer
  • Ulcerative Colitis

Conditions Treated

  • Alternative and second opinions in surgical and non surgical conditions
  • Anal Abscess/Fistula
  • Anal Cancer
  • Anal Fissure
  • Anal Incontinence
  • Anal Warts
  • Anorectal Bleeding
  • Colonoscopy
  • Colon Cancer
  • Colorectal Cancer
  • Colorectal Cancer Screening
  • Colorectal Cancer Surgery
  • Constipation
  • Crohn's Disease
  • Diverticular Disease
  • Hemorrhoids
  • Inflammatory Bowel Disease
  • Ostomy
  • Pilonidal Disease
  • Polyps of the Colon & Rectum 
  • Pruritis - ani / anal itching 
  • Rectal Prolapse
  • Rectocele
  • Rectal Cancer
  • Ulcerative Colitis

Education

Medical School: Albert Einstein College of Medicine in Bronx, New York
Residency: General Surgery at UMDNJ- Robert Wood Johnson Medical School in New Brunswick, New Jersey
Fellowship: Colon & Rectal Surgery at Cleveland Clinic Florida in Weston, Florida

Board Certification

  • American Board of Surgery
  • American Board of Colon and Rectal Surgery

Special Procedures and Techniques

  • Laparoscopic and robotic colon and rectal surgery
  • Sphincter-preservation surgery for rectal cancer

Media

For more information about BPH/enlarged prostate and the Urolift procedure, click the banner below:

Main Office

365 Lennon Lane Suite 290 Walnut Creek, CA 94598

Affiliations

John Muir Health Walnut Creek Medical Center

John Muir Health Concord Medical Center

Sub-specialties

Advanced Laparoscopic Surgery, Robotic Surgery, General Surgery

Patient Forms

Patient Registration - Bay Area Colon & Rectal SurgeonsHemorrhoid Self-Care TipsPreparation for Flexible SigmoidoscopyPreparation for Rectal ExamHIPAA - General BASSNew Patient Packet

Suffering from BPH?