The 20 Best Lynch Syndrome Doctors Near Me in orange, CA

Find the Top Lynch Syndrome Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 94 doctor with experience in Lynch Syndrome near orange, CA. Of these, 54 are Experienced, 32 are Advanced, 7 are Distinguished and 1 are Elite.

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94 providers found
    Advanced in Lynch Syndrome
    Hematology | Oncology
    Advanced in Lynch Syndrome
    Hematology | Oncology
    Referral may be required

    UCI Health Chao Family Comprehensive Cancer Center

    101 The City Drive South, Building 23, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Mohammadbagher Ziari is a Hematologist and an Oncologist practicing medicine in Orange, California. Dr. Ziari is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, Breast Cancer, and Paget Disease of the Breast. Dr. Ziari is board certified in American Board Of Internal Medicine - Hematology and American Board Of Internal Medicine - Medical Oncology.

    Distinguished in Lynch Syndrome
    Hematology | Oncology
    Distinguished in Lynch Syndrome
    Hematology | Oncology
    Referral may be required

    UCI Health Chao Family Comprehensive Cancer Center

    101 The City Drive South, Building 23, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jason Zell is a Hematologist and an Oncologist practicing medicine in Orange, California. Dr. Zell is rated as a Distinguished provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Colonoscopy, and Endoscopy. Dr. Zell is board certified in American Board Of Internal Medicine - Medical Oncology.

    Distinguished in Lynch Syndrome
    Hematology | Oncology
    Distinguished in Lynch Syndrome
    Hematology | Oncology
    Referral may be required

    UCI Health Chao Family Comprehensive Cancer Center

    101 The City Drive South, Building 23, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Emad Elquza is a Hematologist and an Oncologist practicing medicine in Orange, California. Dr. Elquza is rated as a Distinguished provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Pancreatic Cancer, and Lynch Syndrome. Dr. Elquza is board certified in American Board Of Internal Medicine - Medical Oncology.

    Learn about our expert tiers
    Advanced in Lynch Syndrome
    Colorectal Surgery
    Advanced in Lynch Syndrome
    Colorectal Surgery
    Referral may be required

    UCI Health Chao Family Comprehensive Digestive Disease Center

    101 The City Drive South, Building 22C, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Skandan Shanmugan is a Colorectal Surgeon practicing medicine in Orange, California. Dr. Shanmugan is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Hernia Surgery, and Ileostomy. Dr. Shanmugan is board certified in American Board Of Surgery - Surgery (General Surgery). Dr. Shanmugan is currently accepting new patients.

    Advanced in Lynch Syndrome
    Hematology | Oncology
    Advanced in Lynch Syndrome
    Hematology | Oncology
    Referral may be required

    UCI Health - Irvine Chao Family Comprehensive Cancer Center & Ambulatory Care

    19208 Jamboree Road, 
    Irvine, CA 
     (9.1 miles away)
    Languages Spoken:
    English, Farsi
    Offers Telehealth

    Misagh Karimi is a Hematologist and an Oncologist practicing medicine in Irvine, California. Dr. Karimi is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Paget Disease of the Breast. Dr. Karimi is board certified in American Board Of Internal Medicine - Hematology and American Board Of Internal Medicine - Medical Oncology.

    Distinguished in Lynch Syndrome
    Distinguished in Lynch Syndrome
    Referral may be required

    UCI Health

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    May Cho is an Oncologist practicing medicine in Orange, California. Dr. Cho is rated as a Distinguished provider by MediFind in the treatment of Lynch Syndrome. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Endoscopy, and Colonoscopy.

    Advanced in Lynch Syndrome
    Advanced in Lynch Syndrome
    Referral may be required

    UCI Health Chao Family Comprehensive Cancer Center

    101 The City Drive South, Building 23, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English, Farsi, German
    Offers Telehealth

    Farshid Dayyani is an Oncologist practicing medicine in Orange, California. Dr. Dayyani is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Stomach Cancer, Cholangiocarcinoma (Bile Duct Cancer), Familial Colorectal Cancer, Tissue Biopsy, and Endoscopy. Dr. Dayyani is board certified in American Board Of Internal Medicine - Medical Oncology.

    Advanced in Lynch Syndrome
    Hematology | Oncology
    Advanced in Lynch Syndrome
    Hematology | Oncology
    Referral may be required

    UCI Health Chao Family Comprehensive Cancer Center

    101 The City Drive South, Building 23, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Fa-chyi Lee is a Hematologist and an Oncologist practicing medicine in Orange, California. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Familial Pancreatic Cancer, Cholangiocarcinoma (Bile Duct Cancer), Colorectal Cancer, and Familial Colorectal Cancer.

    Advanced in Lynch Syndrome
    Colorectal Surgery | General Surgery
    Advanced in Lynch Syndrome
    Colorectal Surgery | General Surgery
    Referral may be required

    UCI Health Chao Family Comprehensive Digestive Disease Center

    101 The City Drive South, Building 22C, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Joseph Carmichael is a Colorectal Surgeon and a General Surgeon practicing medicine in Orange, California. Dr. Carmichael is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Rectal Prolapse, Appendectomy, and Ileostomy. Dr. Carmichael is board certified in American Board Of Colon And Rectal Surgery - Colon And Rectal Surgery and American Board Of Surgery - Surgery (General Surgery). Dr. Carmichael is currently accepting new patients.

    Advanced in Lynch Syndrome
    Colorectal Surgery | General Surgery
    Advanced in Lynch Syndrome
    Colorectal Surgery | General Surgery
    Referral may be required

    UC Irvine Medical Center

    101 The City Drive South, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Matthew Whealon is a Colorectal Surgeon and a General Surgeon practicing medicine in Orange, California. Dr. Whealon is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, Lynch Syndrome, Ileostomy, and Hemorrhoidectomy. Dr. Whealon is currently accepting new patients.

    Experienced in Lynch Syndrome
    Experienced in Lynch Syndrome
    Referral may be required
    2151 North Harbor Boulevard, Suite 3100, 
    Anchorage, CA 
     (8.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Joshua Cohen is an Oncologist practicing medicine in Anchorage, California. Dr. Cohen is rated as an Experienced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Endometrial Cancer, Ovarian Cancer, Malignant Mixed Mullerian Tumor, Hernia Surgery, and Lymphadenectomy. Dr. Cohen is currently accepting new patients.

    Experienced in Lynch Syndrome
    Experienced in Lynch Syndrome
    Referral may be required

    Sudarsan Vishnu Kollimuttathuillam, M.D.

    16300 Sand Canyon Ave, 
    Irvine, CA 
     (10.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sudarsan Kollimuttathuillam is an Oncologist practicing medicine in Irvine, California. Dr. Kollimuttathuillam is rated as an Experienced provider by MediFind in the treatment of Lynch Syndrome. His clinical expertise encompasses Agranulocytosis, Chronic Familial Neutropenia, Gastroesophageal Junction Cancer, and Febrile Neutropenia.

    Advanced in Lynch Syndrome
    Advanced in Lynch Syndrome
    Referral may be required

    Office

    200 S Manchester Ave Ste 300, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Khosrow Mahdavi is an Oncologist practicing medicine in Orange, California. Dr. Mahdavi is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Myelodysplastic Syndrome (MDS), Inflammatory Breast Cancer, Paget Disease of the Breast, Familial Colorectal Cancer, and Bone Marrow Aspiration.

    Advanced in Lynch Syndrome
    Colorectal Surgery
    Advanced in Lynch Syndrome
    Colorectal Surgery
    Referral may be required
    363 South Main Street, Suite 420, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Anita Gregory is a Colorectal Surgeon practicing medicine in Orange, California. Dr. Gregory is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Familial Colorectal Cancer, Rectocele, Rectal Prolapse, Hernia Surgery, and Bladder Reconstruction. Dr. Gregory is currently accepting new patients.

    Advanced in Lynch Syndrome
    Hematology | Oncology
    Advanced in Lynch Syndrome
    Hematology | Oncology
    Referral may be required

    Providence Saint Joseph Heritage Medical Group Hematology And Oncology

    1010 W La Veta Ave Ste 200, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Timothy Byun is a Hematologist and an Oncologist practicing medicine in Orange, California. Dr. Byun is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Small Cell Lung Cancer (SCLC), Lung Cancer, Pleuropulmonary Blastoma, Large-Cell Immunoblastic Lymphoma, and Bone Marrow Aspiration. Dr. Byun is currently accepting new patients.

    Advanced in Lynch Syndrome
    Advanced in Lynch Syndrome
    Referral may be required

    Providence Saint Joseph Heritage Medical Group Hematology And Oncology

    1010 W La Veta Ave Ste 200, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Tariq Mahmood is an Oncologist practicing medicine in Orange, California. Dr. Mahmood is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Paget Disease of the Breast, Angiosarcoma, Pleuropulmonary Blastoma, and Lung Cancer. Dr. Mahmood is currently accepting new patients.

    Advanced in Lynch Syndrome
    Hematology Oncology
    Advanced in Lynch Syndrome
    Hematology Oncology
    Referral may be required
    363 South Main Street, Suite 485, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Stavroula Otis is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Otis is rated as an Advanced provider by MediFind in the treatment of Lynch Syndrome. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Familial Prostate Cancer. Dr. Otis is currently accepting new patients.

    Experienced in Lynch Syndrome
    Experienced in Lynch Syndrome
    Referral may be required

    Uc Regents

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English, German, Romanian, Spanish
    Offers Telehealth

    Andreea Nanci is an Oncologist practicing medicine in Orange, California. Dr. Nanci is rated as an Experienced provider by MediFind in the treatment of Lynch Syndrome. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Inflammatory Breast Cancer, Paget Disease of the Breast, Angiosarcoma, and Chronic Lymphocytic Leukemia (CLL). Dr. Nanci is board certified in American Board Of Internal Medicine - Medical Oncology and American Board Of Internal Medicine - Internal Medicine.

    Experienced in Lynch Syndrome
    Hematology | Oncology | Internal Medicine
    Experienced in Lynch Syndrome
    Hematology | Oncology | Internal Medicine
    Referral may be required

    Uci Health Chao Family Comprehensive Cancer Center

    101 The City Dr S, Bldg 23, 
    Orange, CA 
     (2.0 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English, Spanish
    Offers Telehealth

    Dr. Jennifer B. Valerin is a board-certified UCI Health medical oncologist who specializes in gastrointestinal malignancies and hereditary pancreatic cancer.Valerin earned her medical degree from George Washington University School of Medicine and Health Sciences in Washington, D.C. She completed a residency in internal medicine UCLA, followed by a fellowship in hematology/oncology at MD Anderson Cancer Center in Houston, Texas.She later received a PhD in cancer biology from the University of Texas at Houston/MD Anderson Cancer Center, where her research was focused on resistance mechanisms to inhibitors of the enzyme poly ADP ribose polymerase (PARP) in hereditary pancreatic cancer.Valerin’s research interests include gastrointestinal cancers, hereditary cancers, translational genomics and early-phase clinical trials. She is the author or co-author of numerous papers on studies of pancreatic and other cancers. She also received a Young Investigator Award from the American Society for Clinical Oncology (ASCO) and an award for her basic science research from the American Association for Cancer Research (AACR).Valerin is also fluent in Spanish. Dr. Valerin is rated as an Experienced provider by MediFind in the treatment of Lynch Syndrome. She is also highly rated in 24 other conditions, according to our data. Her clinical expertise encompasses Pancreatic Cancer, Familial Pancreatic Cancer, Melanoma, and Ganglioneuroblastoma. Dr. Valerin is board certified in American Board Of Internal Medicine - Hematology, American Board Of Internal Medicine - Medical Oncology, and American Board Of Internal Medicine - Internal Medicine.

    Experienced in Lynch Syndrome
    Hematology | Oncology
    Experienced in Lynch Syndrome
    Hematology | Oncology
    Referral may be required

    Uc Irvine Medical Center Oncology

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Warren A. Chow is a board-certified UCI Health oncologist who specializes in melanoma and sarcomas. He serves as associate director for clinical services at the UCI Health Chao Family Comprehensive Cancer Center.He received his medical degree from Chicago Medical School at Rosalind Franklin University of Medicine and Science in North Chicago, Ill. He completed an internship and residency in internal medicine at Cedars-Sinai Medical Center in Los Angeles. Next he received fellowship training in medical oncology, hematology and bone marrow transplantation at the City of Hope in Duarte, Calif., where he served nearly 30 years as a clinician and researcher conducting bench-to-bedside studies in both bone and soft-tissue sarcomas.The recipient of numerous research grants from the National Cancer Institute, the U.S. Food and Drug Administration, the Melanoma Research Foundation and many others, Chow has been the principal investigator on more than three dozen clinical trials. He is the author of more than 80 publications and four book chapters, and he serves on the editorial boards of the journalsPLOS ONE,F1000 ResearchandScientific Reports (Nature). Dr. Chow is rated as an Experienced provider by MediFind in the treatment of Lynch Syndrome. He is also highly rated in 35 other conditions, according to our data. His clinical expertise encompasses Synovial Sarcoma, Adult Soft Tissue Sarcoma, Liposarcoma, and Chondrosarcoma. Dr. Chow is board certified in American Board Of Internal Medicine - Medical Oncology and American Board Of Internal Medicine - Internal Medicine.

    Showing 1-20 of 94

    Last Updated: 09/26/2026

    What is the definition of Lynch Syndrome?

    Lynch syndrome, often called hereditary nonpolyposis colorectal cancer (HNPCC), is an inherited disorder that increases the risk of many types of cancer. This includes cancers of the colon and rectum, which are collectively referred to as colorectal cancer. People with Lynch syndrome also have an increased risk of cancers of the stomach, small intestine, liver, gallbladder ducts, urinary tract, brain, and skin. Additionally, women with this disorder have an increased risk of cancer of the ovaries and the lining of the uterus (endometrial cancer). Women with Lynch syndrome have a higher overall risk of developing cancer than men with the condition because of these cancers of the female reproductive system. In individuals with Lynch syndrome who develop cancer, the cancer typically occurs in their 40s or 50s.

    When should I see a Lynch Syndrome doctor near orange, CA?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Lynch Syndrome doctor near orange, CA?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Lynch Syndrome doctors near orange, CA?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Lynch Syndrome doctors near orange, CA?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Lynch Syndrome doctor near orange, CA?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Lynch Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Lynch Syndrome doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Lynch Syndrome doctor near orange, CA?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Lynch Syndrome doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Lynch Syndrome doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Lynch Syndrome doctors near orange, CA?

    Look for the filter feature on the left side of the Lynch Syndrome doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Lynch Syndrome doctor that offers video calls?

    Look for the filter feature on the left-side of the Lynch Syndrome doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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