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    Last Updated: 01/09/2026

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    MediFind found 226 doctor with experience in Protein Deficiency near Fountain Valley, CA. Of these, 211 are Experienced and 15 are Advanced.

    Location
    LocationClose
    226 providers found
      Experienced in Protein Deficiency
      Experienced in Protein Deficiency
      11100 Warner Avenue, Suite 218, 
      Fountain Valley, CA 
       (1.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Sajeet Sawhney is a Nephrologist in Fountain Valley, California. Dr. Sawhney is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Acute Kidney Failure, Necrosis, Chronic Kidney Disease, and Nephrosclerosis. Dr. Sawhney is currently accepting new patients.

      Advanced in Protein Deficiency
      Internal Medicine
      Advanced in Protein Deficiency
      Internal Medicine
      12665 Garden Grove Boulevard, Suite 503, 
      Garden Grove, CA 
       (4.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Chaewon Song is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Song is rated as an Advanced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Osteomyelitis in Children, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Gastrostomy, and Colonoscopy.

      Experienced in Protein Deficiency
      Family Medicine
      Experienced in Protein Deficiency
      Family Medicine
      14361 Beach Boulevard, Suite 204, 
      Westminster, CA 
       (3.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Thuy Nguyen is a primary care provider, practicing in Family Medicine in Westminster, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Type 2 Diabetes (T2D). Dr. Nguyen is currently accepting new patients.

      Learn about our expert tiers
      Experienced in Protein Deficiency
      Internal Medicine
      Experienced in Protein Deficiency
      Internal Medicine
      15571 Brookhurst Street, 
      Westminster, CA 
       (3.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Thuthuy Huynh is a primary care provider, practicing in Internal Medicine in Westminster, California. Dr. Huynh is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Osteomyelitis in Children, Jaundice, Hepatitis, and Type 2 Diabetes (T2D). Dr. Huynh is currently accepting new patients.

      Experienced in Protein Deficiency
      Family Medicine
      Experienced in Protein Deficiency
      Family Medicine
      12665 Garden Grove Boulevard, Suite 502, 
      Garden Grove, CA 
       (4.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Yousef Ireifej is a primary care provider, practicing in Family Medicine in Garden Grove, California. Dr. Ireifej is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Anemia, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, and Familial Hypertension. Dr. Ireifej is currently accepting new patients.

      Experienced in Protein Deficiency
      Internal Medicine
      Experienced in Protein Deficiency
      Internal Medicine
      12665 Garden Grove Boulevard, Suite 503, 
      Garden Grove, CA 
       (4.0 miles away)
      Languages Spoken:
      English

      Hong Kim is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Acute Kidney Failure, Type 2 Diabetes (T2D), Gastrostomy, and Colonoscopy.

      Advanced in Protein Deficiency
      Family Medicine | Holistic Medicine
      Advanced in Protein Deficiency
      Family Medicine | Holistic Medicine

      Gn Medical Associates, Inc

      3090 Bristol St, Suite 200, 
      Costa Mesa, CA 
       (3.3 miles away)
      Languages Spoken:
      English

      Thuy Nguyen is a Holistic Medicine provider in Costa Mesa, California. Ms. Nguyen is rated as an Advanced provider by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Protein Deficiency, Heart Failure with Preserved Ejection Fraction (HFpEF), and Seasonal Affective Disorder (SAD).

      Advanced in Protein Deficiency
      Nurse Practitioner
      Advanced in Protein Deficiency
      Nurse Practitioner

      Gn Medical Associates, Inc

      3090 Bristol St, Suite 200, 
      Costa Mesa, CA 
       (3.3 miles away)
      Languages Spoken:
      English

      Mary Tanglao is a Nurse Practitioner in Costa Mesa, California. Ms. Tanglao is rated as an Advanced provider by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Protein Deficiency, Seasonal Affective Disorder (SAD), Heart Failure with Preserved Ejection Fraction (HFpEF), and Muscle Spasms.

      Advanced in Protein Deficiency
      Family Medicine | Geriatrics
      Advanced in Protein Deficiency
      Family Medicine | Geriatrics

      Gn Medical Associates, Inc

      3090 Bristol St, Suite 200, 
      Costa Mesa, CA 
       (3.3 miles away)
      Languages Spoken:
      English

      Ronald Lee is a primary care provider, practicing in Family Medicine and Geriatrics in Costa Mesa, California. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Hereditary Resistance to Anti-Vitamin K, Protein S Deficiency, Protein C Deficiency, and Congenital Antithrombin 3 Deficiency.

      Advanced in Protein Deficiency
      Internal Medicine
      Advanced in Protein Deficiency
      Internal Medicine

      J M Geiss Do Apc

      Santa Ana, CA 
       (4.8 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Angela Lamotte is a primary care provider, practicing in Internal Medicine in Santa Ana, California. Dr. Lamotte is rated as an Advanced provider by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Arginase Deficiency, Carbamoyl Phosphate Synthetase 1 Deficiency, N-Acetylglutamate Synthase Deficiency, and Urea Cycle Disorders (UCD). Dr. Lamotte is currently accepting new patients.

      Nafiz M. Kiciman
      Experienced in Protein Deficiency
      Pediatric Cardiology | Pediatrics
      Experienced in Protein Deficiency
      Pediatric Cardiology | Pediatrics

      CHOC CS Cardiology

      1140 W La Veta Ave, Ste 750, 
      Orange, CA 
       (7.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Nafiz Kiciman is a Pediatrics specialist and a Pediatric Cardiologist in Orange, California. Dr. Kiciman is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Patent Ductus Arteriosus, Ventricular Septal Defects, Pulmonary Atresia, and Pulmonary Atresia with Ventricular Septal Defect. Dr. Kiciman is currently accepting new patients.

      Advanced in Protein Deficiency
      Pediatric Gastroenterology
      Advanced in Protein Deficiency
      Pediatric Gastroenterology
      1201 West La Veta Avenue, 
      Orange, CA 
       (7.1 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Bassam Younes is a Pediatric Gastroenterologist in Orange, California. Dr. Younes is rated as an Advanced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Celiac Disease, Atresia of Small Intestine, Encopresis, and Koolen De Vries Syndrome. Dr. Younes is currently accepting new patients.

      Brian Riff
      Experienced in Protein Deficiency
      Gastroenterology
      Experienced in Protein Deficiency
      Gastroenterology
      1211 West La Palma Avenue, Suite 306, 
      Anaheim, CA 
       (9.6 miles away)
      Experience:
      17+ years
      Languages Spoken:
      English
      Offers Telehealth

      Brian Riff is a Gastroenterologist in Anaheim, California. Dr. Riff has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Campylobacter Infection, Gastrostomy, and Gastrectomy.

      Experienced in Protein Deficiency
      Endocrinology
      Experienced in Protein Deficiency
      Endocrinology

      Office

      11100 Warner Ave Ste 254, 
      Fountain Valley, CA 
       (0.2 miles away)
      Languages Spoken:
      English

      Bachar Kurdi is an Endocrinologist in Fountain Valley, California. Dr. Kurdi is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Thyroid Nodule, and Hypothyroidism.

      Experienced in Protein Deficiency
      Physician Assistant
      Experienced in Protein Deficiency
      Physician Assistant
      18111 Brookhurst St Ste 3100, 
      Fountain Valley, CA 
       (0.2 miles away)
      Languages Spoken:
      English

      Odessa Speirs is a Physician Assistant in Fountain Valley, California. Ms. Speirs is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. Her top area of expertise is Protein Deficiency.

      Experienced in Protein Deficiency
      Interventional Cardiology | Cardiology
      Experienced in Protein Deficiency
      Interventional Cardiology | Cardiology

      California Heart Associates

      18111 Brookburst St, 
      Fountain Valley, CA 
       (0.2 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Tae Yang is an Interventional Cardiologist and a Cardiologist in Fountain Valley, California. Dr. Yang is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Angina, and Pacemaker Implantation.

      Experienced in Protein Deficiency
      Internal Medicine
      Experienced in Protein Deficiency
      Internal Medicine

      Memorialcare Medical Foundation

      18035 Brookhurst St, Suite 2100, 
      Fountain Valley, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      John Wang is a primary care provider, practicing in Internal Medicine in Fountain Valley, California. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are CAPOS Syndrome, Type 2 Diabetes (T2D), Osteomyelitis in Children, Gastrostomy, and Hernia Surgery.

      Experienced in Protein Deficiency
      Gastroenterology
      Experienced in Protein Deficiency
      Gastroenterology

      Memorialcare Medical Foundation

      18035 Brookhurst St, Suite 1300, 
      Fountain Valley, CA 
       (0.6 miles away)
      Languages Spoken:
      English

      Jose Aranez is a Gastroenterologist in Fountain Valley, California. Dr. Aranez is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Bile Duct Obstruction, Hemorrhoids, Chronic Erosive Gastritis, Endoscopy, and Pancreatectomy.

      Experienced in Protein Deficiency
      Internal Medicine
      Experienced in Protein Deficiency
      Internal Medicine
      18111 Brookhurst St, Suite 6300, 
      Fountain Valley, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Robert Ha is a primary care provider, practicing in Internal Medicine in Fountain Valley, California. Dr. Ha is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Familial Hypertension.

      Experienced in Protein Deficiency
      Gastroenterology
      Experienced in Protein Deficiency
      Gastroenterology
      18111 Brookhurst St, Suite 3100, 
      Fountain Valley, CA 
       (0.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Duke Nguyen is a Gastroenterologist in Fountain Valley, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Irritable Bowel Syndrome (IBS), Gastroesophageal Reflux Disease (GERD), Gastritis, Gastrectomy, and Colonoscopy.

      Showing 1-20 of 226

      Last Updated: 01/09/2026

      When should I see a Protein Deficiency doctor near Fountain Valley, 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 Protein Deficiency doctor near Fountain Valley, 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 Protein Deficiency doctors near Fountain Valley, 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 Protein Deficiency doctors near Fountain Valley, 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 Protein Deficiency doctor near Fountain Valley, 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 Protein Deficiency doctor search results page. 

      Why is it important to get a second opinion from a different Protein Deficiency 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 Protein Deficiency doctor near Fountain Valley, 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 Protein Deficiency 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 Protein Deficiency 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 Protein Deficiency doctors near Fountain Valley, CA?

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

      Look for the filter feature on the left-side of the Protein Deficiency 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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