The 20 Best Monoclonal Gammopathy of Undetermined Significance (MGUS) Doctors Near Me in Irvine, CA

Find the Top Monoclonal Gammopathy of Undetermined Significance (MGUS) Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 94 doctor with experience in Monoclonal Gammopathy of Undetermined Significance (MGUS) near Irvine, CA. Of these, 78 are Experienced, 12 are Advanced and 4 are Distinguished.

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94 providers found
    Distinguished in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Distinguished in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    1100 West Stewart Drive, 
    Orange, CA 
     (7.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Wong is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Wong is rated as a Distinguished provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Large-Cell Immunoblastic Lymphoma, Monoclonal Gammopathy of Undetermined Significance (MGUS), Burkitt Lymphoma, and Diffuse Large B-Cell Lymphoma (DLBCL). Dr. Wong is currently accepting new patients.

    Advanced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Advanced in Monoclonal Gammopathy of Undetermined Significance (MGUS)

    MemorialCare Cancer Institute At Breastlink Newport

    1441 Avocado Ave Ste 301, 
    Newport Beach, CA 
     (4.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Irina Sachelarie is an Oncologist practicing medicine in Newport Beach, California. Dr. Sachelarie is rated as an Advanced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). She is also highly rated in 56 other conditions, according to our data. Her clinical expertise encompasses Angiosarcoma, Inflammatory Breast Cancer, Breast Cancer, and Paget Disease of the Breast. Dr. Sachelarie is currently accepting new patients.

    Distinguished in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology
    Distinguished in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology

    City Of Hope Orange County Lennar Foundation Cancer Center

    Irvine, CA 
     (5.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Lisa Lee is a Hematologist practicing medicine in Irvine, California. Dr. Lee is rated as a Distinguished provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Multiple Myeloma, Monoclonal Gammopathy of Undetermined Significance (MGUS), Relapsed Refractory Multiple Myeloma (RRMM), Bone Marrow Aspiration, and Tissue Biopsy.

    Learn about our expert tiers
    Distinguished in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Distinguished in Monoclonal Gammopathy of Undetermined Significance (MGUS)

    City Of Hope Orange County Lennar Foundation Cancer Center

    Irvine, CA 
     (5.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Krisstina Gowin is an Oncologist practicing medicine in Irvine, California. Dr. Gowin is rated as a Distinguished provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Myeloproliferative Neoplasms (MPN), Multiple Myeloma, Myelofibrosis, Bone Marrow Aspiration, and Bone Marrow Transplant.

    Distinguished in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Distinguished in Monoclonal Gammopathy of Undetermined Significance (MGUS)

    Newport Beach

    330 Old Newport Blvd, 
    Newport Beach, CA 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Minh Nguyen is an Oncologist practicing medicine in Newport Beach, California. Dr. Nguyen is rated as a Distinguished provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 101 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Lynch Syndrome, Colorectal Cancer, and Primary Lymphoma of the Brain.

    Advanced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Advanced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    1010 West La Veta Avenue, Suite 200, 
    Orange, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Timothy Byun is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Byun is rated as an Advanced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Large-Cell Immunoblastic Lymphoma, ALK-Positive Non-Small Cell Lung Cancer, Diffuse Large B-Cell Lymphoma (DLBCL), Non-Hodgkin Lymphoma, and Bone Marrow Aspiration. Dr. Byun is currently accepting new patients.

    Advanced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Advanced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Laguna Hills, CA 
     (9.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Howard Cheng is a Hematologist Oncology provider practicing medicine in Laguna Hills, California. Dr. Cheng is rated as an Advanced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, Non-Hodgkin Lymphoma, and Lung Cancer. Dr. Cheng is currently accepting new patients.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)

    UCLA Health System

    250 E Yale Loop Ste A, 
    Irvine, CA 
     (2.2 miles away)
    Languages Spoken:
    English

    Nicholas Reese is a Hematologist practicing medicine in Irvine, California. Dr. Reese is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Pancreatic Cancer, Familial Pancreatic Cancer, Breast Cancer, and Paget Disease of the Breast.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Internal Medicine
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Internal Medicine

    UC Regents Surgery Laser University PHY

    1002 Health Sciences Rd, 
    Irvine, CA 
     (3.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Edward Nelson is an Internal Medicine provider practicing medicine in Irvine, California. Dr. Nelson is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Large-Cell Immunoblastic Lymphoma, Non-Hodgkin Lymphoma, Diffuse Large B-Cell Lymphoma (DLBCL), Acute Lymphoblastic Leukemia (ALL), and Bone Marrow Aspiration.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology

    Luke Chen, M.D.

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

    Luke Chen is a Hematologist practicing medicine in Irvine, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Chromophobe Renal Cell Carcinoma, Renal Cell Carcinoma (RCC), WT1-Related Wilms Tumor Syndromes, and Gastrointestinal Stromal Tumor.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)

    Sudarsan Vishnu Kollimuttathuillam, M.D.

    16300 Sand Canyon Ave, 
    Irvine, CA 
     (3.5 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 Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, Dehydration, and Agranulocytosis.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)

    Office

    6650 Alton Pkwy, 
    Irvine, CA 
     (3.5 miles away)
    Languages Spoken:
    English

    Merin Stephen is a Hematologist practicing medicine in Irvine, California. Dr. Stephen is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). She is also highly rated in 11 other conditions, according to our data. Her clinical expertise encompasses Familial Pancreatic Cancer, Olfactory Neuroblastoma, Teratocarcinosarcoma, and Anemia.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology

    Kaiser Permanente Alton/Sand Canyon Medical Offices - Hematology/Oncology Department

    6650 Alton Pkwy, 
    Irvine, CA 
     (3.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Tiffanie Do is a Hematologist Oncology provider practicing medicine in Irvine, California. Dr. Do is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). Her clinical expertise encompasses Angiosarcoma, Inflammatory Breast Cancer, Smoldering Multiple Myeloma, and Lynch Syndrome. Dr. Do is currently accepting new patients.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Oncology
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Oncology

    Office

    1441 Avocado Ave Ste 301, 
    Newport Beach, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Wael Harb is an Oncologist practicing medicine in Newport Beach, California. Dr. Harb is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, Breast Cancer, Protein C Deficiency, and Hereditary Resistance to Anti-Vitamin K.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Internal Medicine
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Internal Medicine

    Office

    400 Newport Center Dr Ste 506, 
    Newport Beach, CA 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Bradley Kays is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Kays is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 42 other conditions, according to our data. His clinical expertise encompasses Neurogenic Bowel, Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Internal Medicine
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Internal Medicine

    The Oncology Institute Of Hope And Innovation

    999 N Tustin Ave, 
    Santa Ana, CA 
     (4.8 miles away)
    Experience:
    24+ years
    Languages Spoken:
    English
    Offers Telehealth

    Daniel Huang is an Internal Medicine provider practicing medicine in Santa Ana, California. He has been practicing medicine for over 24 years. Dr. Huang is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Thrombocytopenia, Familial Colorectal Cancer, Breast Cancer, and Stomach Cancer. Dr. Huang is board certified in American Board Of Internal Medicine.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    1010 West La Veta Avenue, Suite 200, 
    Orange, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Tariq Mahmood is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Mahmood is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 28 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Familial Colorectal Cancer, and Angiosarcoma. Dr. Mahmood is currently accepting new patients.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    1010 West La Veta Avenue, Suite 200, 
    Orange, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sam Huang is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Huang is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Squamous Cell Lung Carcinoma, ALK-Positive Non-Small Cell Lung Cancer, Lung Adenocarcinoma, and Small Cell Lung Cancer (SCLC). Dr. Huang is currently accepting new patients.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    1010 West La Veta Avenue, Suite 200, 
    Orange, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Xinyu Nan is a Hematologist Oncology provider practicing medicine in Orange, California. Dr. Nan is rated as an Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Deep Vein Thrombosis, Familial Colorectal Cancer, Inflammatory Breast Cancer, Colorectal Cancer, and Bone Marrow Aspiration. Dr. Nan is currently accepting new patients.

    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    Experienced in Monoclonal Gammopathy of Undetermined Significance (MGUS)
    Hematology Oncology
    363 South Main Street, Suite 485, 
    Orange, CA 
     (7.7 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 Experienced provider by MediFind in the treatment of Monoclonal Gammopathy of Undetermined Significance (MGUS). She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Follicular Lymphoma, Myelodysplastic Syndrome (MDS), Agranulocytosis, and Anemia. Dr. Otis is currently accepting new patients.

    Showing 1-20 of 94

    Last Updated: 04/28/2026

    What is the definition of Monoclonal Gammopathy of Undetermined Significance (MGUS)?

    Monoclonal gammopathy of undetermined significance (MGUS) is a condition in which an abnormal protein called monoclonal protein is detected in the blood. MGUS typically does not cause any problems, although some affected people may experience numbness, tingling or weakness. In some cases, MGUS may progress over time to certain forms of blood cancer (such as multiple myeloma, macroglobulinemia, or B-cell lymphoma). MGUS is thought to be a multifactorial condition that is likely associated with the effects of multiple genes in combination with lifestyle and environmental factors. People with MGUS are usually monitored closely to ensure that the levels of monoclonal protein do not rise and other problems do not develop.

    When should I see a Monoclonal Gammopathy of Undetermined Significance (MGUS) doctor near Irvine, 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) doctor near Irvine, 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) doctors near Irvine, 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) doctors near Irvine, 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) doctor near Irvine, 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) doctor search results page. 

    Why is it important to get a second opinion from a different Monoclonal Gammopathy of Undetermined Significance (MGUS) 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) doctor near Irvine, 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) doctors near Irvine, CA?

    Look for the filter feature on the left side of the Monoclonal Gammopathy of Undetermined Significance (MGUS) 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 Monoclonal Gammopathy of Undetermined Significance (MGUS) doctor that offers video calls?

    Look for the filter feature on the left-side of the Monoclonal Gammopathy of Undetermined Significance (MGUS) 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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