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    Last Updated: 02/22/2026

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    MediFind found 54 doctor with experience in Mitochondrial Complex 2 Deficiency near California, US. Of these, 44 are Experienced, 9 are Advanced and 1 are Distinguished.

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    54 providers found
      Distinguished in Mitochondrial Complex 2 Deficiency
      Distinguished in Mitochondrial Complex 2 Deficiency

      Craig M. McDonald, MD Private Practice

      2425 Stockton Blvd, 
      Sacramento, CA 
      Languages Spoken:
      English

      Craig Mcdonald is a Physiatrist in Sacramento, California. Dr. Mcdonald is rated as a Distinguished provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Duchenne Muscular Dystrophy, Dysferlinopathy, Limb-Girdle Muscular Dystrophy Type 2C, and Dystrophinopathy.

      Experienced in Mitochondrial Complex 2 Deficiency
      Neurology
      Experienced in Mitochondrial Complex 2 Deficiency
      Neurology

      Office

      1520 San Pablo St Ste 3000, 
      Los Angeles, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Leila Darki is a Neurologist in Los Angeles, California. Dr. Darki is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Spinal Muscular Atrophy (SMA), Spinal Muscular Atrophy Type 3, Congenital Insensitivity to Pain with Anhidrosis, and Infantile Axonal Neuropathy.

      Experienced in Mitochondrial Complex 2 Deficiency
      Experienced in Mitochondrial Complex 2 Deficiency

      Outpatient Neurologic Rehabilitation Program

      213 Quarry Rd, 
      Palo Alto, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Safwan Jaradeh is a Neurologist in Palo Alto, California. Dr. Jaradeh is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Familial Dysautonomia, Orthostatic Hypotension, Low Blood Pressure, and Cold-Induced Sweating Syndrome.

      Learn about our expert tiers
      Experienced in Mitochondrial Complex 2 Deficiency
      Neurology
      Experienced in Mitochondrial Complex 2 Deficiency
      Neurology

      Stanford Rehabilitation Clinic

      730 Welch Rd, 
      Palo Alto, CA 
      Languages Spoken:
      English

      Jenna Klotz is a Neurologist in Palo Alto, California. Dr. Klotz is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Dysferlinopathy, Duchenne Muscular Dystrophy, Seizures, and Genetic Epilepsy with Febrile Seizures Plus (GEFS+).

      Advanced in Mitochondrial Complex 2 Deficiency
      Pediatrics
      Advanced in Mitochondrial Complex 2 Deficiency
      Pediatrics

      Office

      3030 Childrens Way, 
      San Diego, CA 
      Languages Spoken:
      English

      Richard Haas is a Pediatrics provider in San Diego, California. Dr. Haas is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Rett Syndrome, Mitochondrial Trifunctional Protein Deficiency, Coenzyme Q Cytochrome C Reductase Deficiency, and Mitochondrial Complex 1 Deficiency.

      Advanced in Mitochondrial Complex 2 Deficiency
      Advanced in Mitochondrial Complex 2 Deficiency

      Outpatient Neurologic Rehabilitation Program

      213 Quarry Rd, 
      Palo Alto, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Jacinda Sampson is a Neurologist in Palo Alto, California. Dr. Sampson is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Oculodentodigital Dysplasia, Myotonic Dystrophy Type 2, Myotonic Dystrophy, Paramyotonia Congenita, and Thymectomy.

      Advanced in Mitochondrial Complex 2 Deficiency
      Internal Medicine
      Advanced in Mitochondrial Complex 2 Deficiency
      Internal Medicine
      5025 J St, #203, 
      Sacramento, CA 
      Languages Spoken:
      English

      Ann Gerhardt is a primary care provider, practicing in Internal Medicine in Sacramento, California. Dr. Gerhardt is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Mitochondrial Complex 1 Deficiency, Mitochondrial Trifunctional Protein Deficiency, Mitochondrial Complex 3 Deficiency, and Coenzyme Q Cytochrome C Reductase Deficiency.

      Advanced in Mitochondrial Complex 2 Deficiency
      Internal Medicine
      Advanced in Mitochondrial Complex 2 Deficiency
      Internal Medicine

      Escondido Office - Second Avenue Internal Medicine

      225 E 2nd Ave Ste 102, 
      Escondido, CA 
      Languages Spoken:
      English

      Lara Le is a primary care provider, practicing in Internal Medicine in Escondido, California. Dr. Le is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Fecal Impaction, Mitochondrial Complex 3 Deficiency, Coenzyme Q Cytochrome C Reductase Deficiency, Gastrostomy, and Endoscopy.

      Advanced in Mitochondrial Complex 2 Deficiency
      Neurology
      Advanced in Mitochondrial Complex 2 Deficiency
      Neurology

      Als & Neurodegenerative Disease Center

      400 Parnassus Ave # 8, 
      San Francisco, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Laura Rosow is a Neurologist in San Francisco, California. Dr. Rosow is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Spinal Muscular Atrophy (SMA), Spinal and Bulbar Muscular Atrophy, and Spinal Muscular Atrophy Type 3.

      Advanced in Mitochondrial Complex 2 Deficiency
      Advanced in Mitochondrial Complex 2 Deficiency

      Regents Of The Univ. Of CA

      4860 Y St, 
      Sacramento, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Nanette Joyce is a Physiatrist in Sacramento, California. Dr. Joyce is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Spinal Muscular Atrophy (SMA), Myotonic Dystrophy, and Myotonic Dystrophy Type 2.

      Advanced in Mitochondrial Complex 2 Deficiency
      Neuromusculoskeletal Medicine
      Advanced in Mitochondrial Complex 2 Deficiency
      Neuromusculoskeletal Medicine

      Regents Of The Univ. Of California

      7551 Madison Ave, 
      Citrus Heights, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Lisa Williams is a Neuromusculoskeletal Medicine provider in Citrus Heights, California. Dr. Williams is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Paramyotonia Congenita, Myotonic Dystrophy, Myotonic Dystrophy Type 2, and Tomaculous Neuropathy.

      Advanced in Mitochondrial Complex 2 Deficiency
      Pediatric Neurology
      Advanced in Mitochondrial Complex 2 Deficiency
      Pediatric Neurology

      Rady Children's Hospital San Diego

      3020 Childrens Way, 
      San Diego, CA 
      Experience:
      10+ years
      Languages Spoken:
      English

      Jennifer Yang is a Pediatric Neurologist in San Diego, California. Dr. Yang has been practicing medicine for over 10 years and is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Anti-NMDA Receptor Encephalitis, Encephalitis, Coenzyme Q Cytochrome C Reductase Deficiency, and Mitochondrial Complex 1 Deficiency.

      Advanced in Mitochondrial Complex 2 Deficiency
      Advanced in Mitochondrial Complex 2 Deficiency

      Office

      2800 L St, 
      Sacramento, CA 
      Languages Spoken:
      English
      Offers Telehealth

      David Chesak is a Neurologist in Sacramento, California. Dr. Chesak is rated as an Advanced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Multiple Sclerosis (MS), Relapsing Multiple Sclerosis (RMS), Migraine, and Mitochondrial Trifunctional Protein Deficiency.

      Peter P. Ferrera
      Experienced in Mitochondrial Complex 2 Deficiency
      Internal Medicine
      Experienced in Mitochondrial Complex 2 Deficiency
      Internal Medicine

      Prohealth Partners A Medical Group Inc

      1040 Elm Ave, 
      Long Beach, CA 
      Experience:
      33+ years
      Languages Spoken:
      English
      Offers Telehealth

      A good internist has to have a broad overview of medicine, but also has to be a compassionate person. I realize that many medical problems are complex and challenging and require not only scientific knowledge, but also good judgment and intuition; qualities that I respect and demand of myself and those members of my chosen specialty. Dr. Ferrera is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Ascites, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Gastrostomy, and Ureteroscopy.

      Gabriel R. Reina
      Experienced in Mitochondrial Complex 2 Deficiency
      Family Medicine
      Experienced in Mitochondrial Complex 2 Deficiency
      Family Medicine
      2390 East Bidwell St., Suite 100A, 
      Folsom, CA 
      Experience:
      10+ years
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Gabriel Reina is a primary care provider, practicing in Family Medicine in Folsom, California. Dr. Reina has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Opioid Use Disorder, HIV/AIDS, Togaviridae Disease, and Severe Acute Respiratory Syndrome (SARS). Dr. Reina is currently accepting new patients.

      Namita Goyal
      Experienced in Mitochondrial Complex 2 Deficiency
      Experienced in Mitochondrial Complex 2 Deficiency

      UC Irvine Medical Center

      200 S Manchester Ave Ste 110, 
      Orange, CA 
      Languages Spoken:
      English

      Namita Goyal is a Neurologist in Orange, California. Dr. Goyal is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Inclusion Body Myositis, Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Myositis, and Primary Lateral Sclerosis.

      Mark H. Lam
      Experienced in Mitochondrial Complex 2 Deficiency
      Family Medicine
      Experienced in Mitochondrial Complex 2 Deficiency
      Family Medicine

      West Roseville Care Center

      2050 Blue Oaks Boulevard, 
      Roseville, CA 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Mark Lam is a primary care provider, practicing in Family Medicine in Roseville, California. Dr. Lam is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Chronic Graft Versus Host Disease (cGvHD), Graft Versus Host Disease (GvHD), Type 2 Diabetes (T2D), and Cholesteatoma. Dr. Lam is currently accepting new patients.

      Experienced in Mitochondrial Complex 2 Deficiency
      Family Medicine
      Experienced in Mitochondrial Complex 2 Deficiency
      Family Medicine

      Camarena Health

      344 E 6th St, 
      Madera, CA 
      Languages Spoken:
      English

      Joel Ramirez is a primary care provider, practicing in Family Medicine in Madera, California. Dr. Ramirez is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, Type 2 Diabetes (T2D), and Intrauterine Device Insertion.

      Experienced in Mitochondrial Complex 2 Deficiency
      Neuromusculoskeletal Medicine
      Experienced in Mitochondrial Complex 2 Deficiency
      Neuromusculoskeletal Medicine

      Children's Hospital Los Angeles

      4650 W Sunset Blvd, 
      Los Angeles, CA 
      Languages Spoken:
      English

      Emmanuelle Tiongson is a Neuromusculoskeletal Medicine provider in Los Angeles, California. Dr. Tiongson is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. Her top areas of expertise are Inclusion Body Myopathy 2, Cytoplasmic Body Myopathy, Wieacker Wolff Syndrome, and Myofibrillar Myopathy.

      Experienced in Mitochondrial Complex 2 Deficiency
      Experienced in Mitochondrial Complex 2 Deficiency

      Neuromuscular Clinic

      400 Parnassus Ave # 8, 
      San Francisco, CA 
      Languages Spoken:
      English
      Offers Telehealth

      John Engstrom is a Neurologist in San Francisco, California. Dr. Engstrom is rated as an Experienced provider by MediFind in the treatment of Mitochondrial Complex 2 Deficiency. His top areas of expertise are Congenital Insensitivity to Pain with Anhidrosis, Infantile Axonal Neuropathy, Hereditary Sensory and Autonomic Neuropathy Type 2, and Chronic Inflammatory Demyelinating Polyneuropathy.

      Showing 1-20 of 54

      Last Updated: 02/22/2026

      What is the definition of Mitochondrial Complex 2 Deficiency?

      Complex II deficiency is a mitochondrial disease. Mitochondria are specialized compartments in cells that create more than 90% of the energy needed by the body. In mitochondrial diseases, the mitochondria don't work correctly resulting in less energy in the cell, cell injury and cell death. The symptoms can vary greatly from serious symptoms in infancy to muscle disease beginning in adulthood. Complex II deficiency can be caused by genetic changes in the SDHA, SDHB, SDHD, or SDHAF1 genes. In many cases the underlying genetic changes cannot be identified. Complex II deficiency is inherited in an autosomal recessive fashion. Complex II deficiency genetic change carriers may be at an increased risk for certain cancers.

      When should I see an Mitochondrial Complex 2 Deficiency doctor in California, US?

      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 an Mitochondrial Complex 2 Deficiency doctor in California, US?

      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 Mitochondrial Complex 2 Deficiency doctors in California, US?

      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 Mitochondrial Complex 2 Deficiency doctors in California, US?

      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 an Mitochondrial Complex 2 Deficiency doctor in California, US?

      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 Mitochondrial Complex 2 Deficiency doctor search results page. 

      Why is it important to get a second opinion from a different Mitochondrial Complex 2 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 an Mitochondrial Complex 2 Deficiency doctor in California, US?

      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 Mitochondrial Complex 2 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 Mitochondrial Complex 2 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 Mitochondrial Complex 2 Deficiency doctors in California, US?

      Look for the filter feature on the left side of the Mitochondrial Complex 2 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 an Mitochondrial Complex 2 Deficiency doctor that offers video calls?

      Look for the filter feature on the left-side of the Mitochondrial Complex 2 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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