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    Last Updated: 10/30/2025

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    MediFind found 28 doctor with experience in Homocystinuria near Laguna Hills, CA. Of these, 23 are Experienced, 4 are Advanced and 1 are Distinguished.

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    LocationClose
    28 providers found
      Advanced in Homocystinuria
      Family Medicine
      Advanced in Homocystinuria
      Family Medicine
      Laguna Hills, CA 
       (0.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Jeremy Motte is a primary care provider, practicing in Family Medicine in Laguna Hills, California. Dr. Motte is rated as an Advanced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Homocystinuria, Methylmalonic Acidemia with Homocystinuria, Inborn Amino Acid Metabolism Disorder, and Erectile Dysfunction (ED).

      Experienced in Homocystinuria
      Internal Medicine
      Experienced in Homocystinuria
      Internal Medicine

      Saddleback Medical Group Inc

      Laguna Hills, CA 
       (0.1 miles away)
      Languages Spoken:
      English

      Tracy Siegfried is a primary care provider, practicing in Internal Medicine in Laguna Hills, California. Dr. Siegfried is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Vitamin D Deficiency, Vitamin B12 Deficiency Anemia, Folate Deficiency, and Multiple Carboxylase Deficiency.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Experienced in Homocystinuria
      Geriatrics | General Practice | Internal Medicine
      Experienced in Homocystinuria
      Geriatrics | General Practice | Internal Medicine
      Laguna Hills, CA 
       (0.1 miles away)
      Languages Spoken:
      English

      Robert Feldman is a primary care provider, practicing in Geriatrics and Internal Medicine in Laguna Hills, California. Dr. Feldman is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Postmenopausal Osteoporosis, Osteoporosis, Nephrosclerosis, and Renovascular Hypertension.

      Learn about our expert tiers
      Experienced in Homocystinuria
      Geriatrics | Internal Medicine
      Experienced in Homocystinuria
      Geriatrics | Internal Medicine
      Laguna Hills, CA 
       (0.1 miles away)
      Languages Spoken:
      English

      Nermine Morcos-Clark is a primary care provider, practicing in Geriatrics and Internal Medicine in Laguna Hills, California. Dr. Morcos-Clark is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Gardner-Diamond Syndrome, Purpura, Autoerythrocyte Sensitivity, and Anal Cancer.

      Experienced in Homocystinuria
      Family Medicine
      Experienced in Homocystinuria
      Family Medicine
      Laguna Hills, CA 
       (0.1 miles away)
      Languages Spoken:
      English

      David Rios is a primary care provider, practicing in Family Medicine in Laguna Hills, California. Dr. Rios is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Type 2 Diabetes (T2D), Hypothyroidism, Inborn Amino Acid Metabolism Disorder, and Folate Deficiency.

      Experienced in Homocystinuria
      Internal Medicine
      Experienced in Homocystinuria
      Internal Medicine

      Saddleback Medical Group Inc

      24411 Health Ctr Dr, Suite 460, 
      Laguna Hills, CA 
       (0.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      David Huseby is a primary care provider, practicing in Internal Medicine in Laguna Hills, California. Dr. Huseby is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Sciatica, Chronic Cough, High Cholesterol, and Vertigo.

      Experienced in Homocystinuria
      Internal Medicine
      Experienced in Homocystinuria
      Internal Medicine
      25401 Cabot Road, Suite 101, 
      Laguna Hills, CA 
       (1.3 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Alan Lo is a primary care provider, practicing in Internal Medicine in Laguna Hills, California. Dr. Lo is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Vitamin D Deficiency, Osteomyelitis in Children, Gaucher Disease Type 2, and Gaucher Disease. Dr. Lo is currently accepting new patients.

      Experienced in Homocystinuria
      Family Medicine
      Experienced in Homocystinuria
      Family Medicine

      Saddleback Medical Group Inc

      24331 El Toro Rd, Suite 330, 
      Laguna Woods, CA 
       (2.2 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Bruce Van Vranken is a primary care provider, practicing in Family Medicine in Laguna Woods, California. Dr. Van Vranken is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Methylmalonic Acidemia with Homocystinuria, Homocystinuria, Inborn Amino Acid Metabolism Disorder, and Sciatica.

      Experienced in Homocystinuria
      Geriatrics | Family Medicine
      Experienced in Homocystinuria
      Geriatrics | Family Medicine
      22921 Triton Way, Suite 125, 
      Laguna Hills, CA 
       (3.3 miles away)
      Languages Spoken:
      English

      Norman Vinn is a primary care provider, practicing in Geriatrics and Family Medicine in Laguna Hills, California. Dr. Vinn is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Type 2 Diabetes (T2D), Hyperaldosteronism, Familial Hyperaldosteronism, and Apparent Mineralocorticoid Excess.

      Experienced in Homocystinuria
      Family Medicine
      Experienced in Homocystinuria
      Family Medicine
      23672 Birtcher Drive, Suite A, 
      Lake Forest, CA 
       (3.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Mohammed Ali is a primary care provider, practicing in Family Medicine in Lake Forest, California. Dr. Ali is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are High Cholesterol, Premature Ovarian Failure, Down Syndrome, and Hypogonadism Primary Partial Alopecia. Dr. Ali is currently accepting new patients.

      Advanced in Homocystinuria
      Internal Medicine
      Advanced in Homocystinuria
      Internal Medicine

      Hoag Clinic

      16300 Sand Canyon Ave, Suite 311, 
      Irvine, CA 
       (6.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Michael Waldman is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Waldman is rated as an Advanced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Purpura, and Autoerythrocyte Sensitivity.

      Advanced in Homocystinuria
      Geriatrics | Internal Medicine
      Advanced in Homocystinuria
      Geriatrics | Internal Medicine
      4708 Barranca Pkwy, 
      Irvine, CA 
       (8.3 miles away)
      Languages Spoken:
      English

      Hong Shune is a primary care provider, practicing in Geriatrics and Internal Medicine in Irvine, California. Dr. Shune is rated as an Advanced provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Methylmalonic Acidemia with Homocystinuria, Homocystinuria, Juvenile Primary Osteoporosis, and Inborn Amino Acid Metabolism Disorder.

      Distinguished in Homocystinuria
      General Practice
      Distinguished in Homocystinuria
      General Practice

      Rita R Ellithorpe MD Inc

      13422 Newport Ave, Suite L, 
      Tustin, CA 
       (12.4 miles away)
      Experience:
      43+ years
      Languages Spoken:
      English
      Offers Telehealth

      Rita Ellithorpe is a primary care provider, practicing in General Practice in Tustin, California. Dr. Ellithorpe has been practicing medicine for over 43 years and is rated as a Distinguished provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Heavy Metal Poisoning, Menopause, Homocystinuria, and Methylmalonic Acidemia with Homocystinuria.

      Experienced in Homocystinuria
      Internal Medicine
      Experienced in Homocystinuria
      Internal Medicine
      4 Hughes Ste 150, 
      Irvine, CA 
       (5.5 miles away)
      Languages Spoken:
      English

      Karen Sun is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Sun is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Menopause, Vertigo, Methylmalonic Acidemia with Homocystinuria, and Homocystinuria.

      Experienced in Homocystinuria
      Family Medicine
      Experienced in Homocystinuria
      Family Medicine

      Excel Physicians Medical Corporation

      29809 Santa Margarita Pkwy, Suite 300, 
      Rancho Santa Margarita, CA 
       (6.1 miles away)
      Languages Spoken:
      English

      Natalia Bilan is a primary care provider, practicing in Family Medicine in Rancho Santa Margarita, California. Dr. Bilan is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Type 2 Diabetes (T2D), Sciatica, High Cholesterol, and Familial Combined Hyperlipidemia.

      Experienced in Homocystinuria
      Family Medicine
      Experienced in Homocystinuria
      Family Medicine
      1300 Ave Vis Hermosa, Suite 100, 
      San Clemente, CA 
       (9.9 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Eva Gentile is a primary care provider, practicing in Family Medicine in San Clemente, California. Dr. Gentile is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. Her top areas of expertise are Vitamin D Deficiency, High Cholesterol, Menopause, and Urinary Tract Infection in Children.

      Advanced in Homocystinuria
      Advanced in Homocystinuria

      William R Shankle MD Inc

      3900 W Coast Hwy, Suite 310, 
      Newport Beach, CA 
       (13.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      William Shankle is a Neurologist in Newport Beach, California. Dr. Shankle is rated as an Advanced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Alzheimer's Disease, Memory Loss, Cerebellar Degeneration, and Dementia.

      Experienced in Homocystinuria
      Internal Medicine
      Experienced in Homocystinuria
      Internal Medicine
      400 Newport Ctr Dr, Suite 601, 
      Newport Beach, CA 
       (10.1 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Ramin Alizadeh is a primary care provider, practicing in Internal Medicine in Newport Beach, California. Dr. Alizadeh is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Methylmalonic Acidemia with Homocystinuria, Hypermethioninemia, Sulfite Oxidase Deficiency, and High Cholesterol.

      Experienced in Homocystinuria
      Family Medicine
      Experienced in Homocystinuria
      Family Medicine

      Restoration Healthcare Inc

      18818 Teller Ave, Suite 170, 
      Irvine, CA 
       (10.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Walid Faraj is a primary care provider, practicing in Family Medicine in Irvine, California. Dr. Faraj is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Immunodeficiency with Hyper IgM Type 1, Gracile Syndrome, Multiple Symmetric Lipomatosis, and Fumarase Deficiency.

      Experienced in Homocystinuria
      Internal Medicine | General Practice
      Experienced in Homocystinuria
      Internal Medicine | General Practice
      2500 Alton Pkwy, Suite 108, 
      Irvine, CA 
       (10.4 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Bang Kim is a primary care provider, practicing in Internal Medicine and General Practice in Irvine, California. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Homocystinuria. His top areas of expertise are Osteomyelitis in Children, Non-Alcoholic Fatty Liver Disease, Chronic Idiopathic Constipation (CIC), and Visceromegaly.

      Showing 1-20 of 28

      Last Updated: 10/30/2025

      What is the definition of Homocystinuria?

      Homocystinuria is a genetic disorder that affects the metabolism of the amino acid methionine. Amino acids are the building blocks of all proteins in the body.

      When should I see a Homocystinuria doctor near Laguna Hills, 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 Homocystinuria doctor near Laguna Hills, 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 Homocystinuria doctors near Laguna Hills, 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 Homocystinuria doctors near Laguna Hills, 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 Homocystinuria doctor near Laguna Hills, 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 Homocystinuria doctor search results page. 

      Why is it important to get a second opinion from a different Homocystinuria 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 Homocystinuria doctor near Laguna Hills, 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 Homocystinuria 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 Homocystinuria 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 Homocystinuria doctors near Laguna Hills, CA?

      Look for the filter feature on the left side of the Homocystinuria 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 Homocystinuria doctor that offers video calls?

      Look for the filter feature on the left-side of the Homocystinuria 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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