Overview
John Griffin is a Colorectal Surgeon in Seattle, Washington. Dr. Griffin is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Rectal Prolapse, Anal Fissure, Bowel Incontinence, Colostomy, and Hernia Surgery.
His clinical research consists of co-authoring 6 peer reviewed articles and participating in 1 clinical trial. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- HMO
- MANAGED MEDICAID PLAN
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
Accepted plan types not found. Please verify directly with the provider.
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- PPO
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1101 Madison St # 5, Seattle, WA 98104
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
1 Clinical Trials
Virginia Mason Medical Center
Jenny Kaplan, MD, is a board-certified general surgeon who specializes in colon and rectal surgery. Dr. Kaplan treats all aspects of colon, rectal and anal diseases which include: anorectal concerns, colon cancer, Crohn's disease, diverticulitis, pelvic floor disorders, presacral masses, rectal cancer, rectal prolapse and ulcerative colitis. She uses minimally invasive techniques including laparoscopic, robotic and transanal approaches.Dr. Kaplan enjoys all aspects of her specialty, from cancer to hemorrhoids. She strives to ensure that her patients feel well cared for and listened to, and takes the time to understand how she can best use her skills to help them get better.Away from work, Dr. Kaplan enjoys traveling and spending time with family. Dr. Kaplan is rated as an Advanced provider by MediFind in the treatment of Encopresis. Her top areas of expertise are Anal Cancer, Familial Colorectal Cancer, Encopresis, Colostomy, and Bladder Reconstruction.
Office
Mitra Ehsan, MD, is board-certified in colon and rectal surgery and general surgery, and a fellow of the American College of Surgeons, and the American Society of Colon and Rectal Surgeons. Dr. Ehsan is passionate about delivering the best possible colorectal surgical care to the residents of the Eastside. She has practiced medicine and surgery in the Bellevue community for over 20 years.Dedicated to helping her patients understand their disease, Dr. Ehsan encourages her patients to be active partners in their care. She regularly collaborates with other physicians and surgeons in the region to treat complex oncology (cancer) cases and pelvic floor reconstruction. She is committed to providing you with high-quality, cutting edge care in an environment of compassion and understanding.Dr. Ehsan is published and has presented her work for scientific and medical conferences, including the American Society of Colon and Rectal Surgeons, Annual Scientific Conference Recorded Sessions, Seattle Surgical Society, and Northwest Society of Colon and Rectal Surgeons.She is trained in robotic colorectal surgery and has been awarded the Seattle Metropolitan Magazine's annual Top Doctor Award multiple times. Dr. Ehsan is also trained as a certified console surgeon on the da Vinci(R) Si and Xi surgical system. Dr. Ehsan is rated as an Advanced provider by MediFind in the treatment of Encopresis. Her top areas of expertise are Hemorrhoids, Bowel Incontinence, Mesenteric Venous Thrombosis, Proctitis, and Hemorrhoidectomy.
Virginia Mason Medical Center
Val Simianu, MD, specializes in surgery for conditions of the colon, rectum and anal canal, such as cancer, inflammatory bowel disease, Crohn's disease and ulcerative colitis. He also treats pelvic floor problems such as prolapse and incontinence. He has specialty training in laparoscopic, robotic and trans-anal approaches for these conditions.Dr. Simianu works very closely with other specialists, such as gastroenterologists, oncologists, radiation oncologists and urogynecologists, to plan the best course of treatment for each patient. He enjoys playing a part in his patients' journeys to recovery.Beyond his clinical expertise, Dr. Simianu actively conducts research studies on colorectal cancer, diverticulitis, inflammatory bowel disease and pelvic health problems. He has a special interest in population health, health-services research and surgical education, and serves as the Medical Director of the colorectal service line for Virginia Mason Franciscan Health's Center for Digestive Health.Away from work, Dr. Simianu enjoys hiking, mountaineering, soccer, and traveling and exploring local cuisine with his wife.Watch Dr. Simianu on King 5 Seattle:Dispelling common myths around colon health - New Day NW. Dr. Simianu is rated as a Distinguished provider by MediFind in the treatment of Encopresis. His top areas of expertise are Diverticular Disease, Familial Colorectal Cancer, Colorectal Cancer, Colostomy, and Appendectomy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Anal FissureDr. Griffin isAdvanced. Learn about Anal Fissure.
- Bowel IncontinenceDr. Griffin isAdvanced. Learn about Bowel Incontinence.
- Rectal ProlapseDr. Griffin isAdvanced. Learn about Rectal Prolapse.
- Experienced
- Anal CancerDr. Griffin isExperienced. Learn about Anal Cancer.
- Colorectal CancerDr. Griffin isExperienced. Learn about Colorectal Cancer.
- ColostomyDr. Griffin isExperienced. Learn about Colostomy.
- Diverticular DiseaseDr. Griffin isExperienced. Learn about Diverticular Disease.
- EncopresisDr. Griffin isExperienced. Learn about Encopresis.
- Familial Colorectal CancerDr. Griffin isExperienced. Learn about Familial Colorectal Cancer.


