The 20 Best Triple A Syndrome Doctors Near Me in Sioux Falls, SD

Find the Top Triple A Syndrome Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 31 doctor with experience in Triple A Syndrome near Sioux Falls, SD. Of these, 24 are Experienced, 6 are Advanced and 1 are Distinguished.

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31 providers found
    Experienced in Triple A Syndrome
    Endocrinology
    Experienced in Triple A Syndrome
    Endocrinology
    Referral required

    Avera Endocrinology & Diabetes — Dawley Farm

    1600 S Highline Ave, Suite 310, 
    Sioux Falls, SD 
    Languages Spoken:
    English, Filipino
    Accepting New Patients
    Offers Telehealth

    Marie Diaz is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Diaz is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. She is also highly rated in 18 other conditions, according to our data. Her clinical expertise encompasses Osteitis Fibrosa, Parathyroid Hyperplasia, Familial Isolated Hyperparathyroidism, and Neonatal Severe Hyperparathyroidism. Dr. Diaz is board certified in American Board Of Internal Medicine - Endocrinology, Diabetes, And Metabolism BLS ACLS NIHSS. Dr. Diaz is currently accepting new patients.

    Experienced in Triple A Syndrome
    Endocrinology
    Experienced in Triple A Syndrome
    Endocrinology
    Referral required

    Avera Endocrinology & Diabetes — Dawley Farm

    1600 S Highline Ave, Suite 310, 
    Sioux Falls, SD 
    Languages Spoken:
    English, Filipino
    Accepting New Patients
    Offers Telehealth

    Lorayne Chua is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Chua is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. Her clinical expertise encompasses Type 1 Diabetes (T1D), Type 2 Diabetes (T2D), Thyroid Storm, and Secondary Adrenal Insufficiency. Dr. Chua is board certified in American Board Of Internal Medicine Endocrinology, Diabetes And Metabolism Board Certified. Dr. Chua is currently accepting new patients.

    Experienced in Triple A Syndrome
    Experienced in Triple A Syndrome

    Avera Medical Group Specialty Care — Brookings

    310 22nd Ave, 
    Brookings, SD 
    Languages Spoken:
    English
    Accepting New Patients

    Kelly Evans-Hullinger is a primary care provider, practicing in Internal Medicine in Brookings, South Dakota. Dr. Evans-Hullinger is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Hypothyroidism, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Evans-Hullinger is board certified in American Board Of Internal Medicine; ACLS/BLS; Fellow Of The American College Of Physicians. Dr. Evans-Hullinger is currently accepting new patients.

    Learn about our expert tiers
    Distinguished in Triple A Syndrome
    Distinguished in Triple A Syndrome
    Referral required

    Avera Endocrinology & Diabetes — Dawley Farm

    1600 S Highline Ave, Suite 310, 
    Sioux Falls, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Richard Crawford is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Crawford is rated as a Distinguished provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 21 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Triple A Syndrome, Secondary Adrenal Insufficiency, and Addison's Disease. Dr. Crawford is board certified in American Board Of Internal Medicine; American Board Of Internal Medicine - Endocrinology, Diabetes & Metabolism. Dr. Crawford is currently accepting new patients.

    Experienced in Triple A Syndrome
    Internal Medicine
    Experienced in Triple A Syndrome
    Internal Medicine

    Access Health & Avera Medical Group — Brookings

    400 22nd Ave, 
    Brookings, SD 
    Languages Spoken:
    English
    Accepting New Patients

    Daniel Cecil is a primary care provider, practicing in Internal Medicine in Brookings, South Dakota. Dr. Cecil is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 46 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Colonoscopy. Dr. Cecil is board certified in American Board Of Internal Medicine. Dr. Cecil is currently accepting new patients.

    Experienced in Triple A Syndrome
    Internal Medicine
    Experienced in Triple A Syndrome
    Internal Medicine

    Avera Sacred Heart Hospital

    501 Summit St, 
    Yankton, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Tyler Hanson is a primary care provider, practicing in Internal Medicine in Yankton, South Dakota. Dr. Hanson is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Anemia, Type 2 Diabetes (T2D), Hypertension, Endoscopy, and Hip Replacement. Dr. Hanson is board certified in Board Eligible Internal Medicine. Dr. Hanson is currently accepting new patients.

    Advanced in Triple A Syndrome
    Endocrinology
    Advanced in Triple A Syndrome
    Endocrinology
    Referral required

    Sanford Diabetes &Amp; Thyroid Clinic

    1305 W. 18th St., 
    Sioux Falls, SD 
    Languages Spoken:
    English
    Accepting New Patients

    Brandon Allard is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Allard is rated as an Advanced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 34 other conditions, according to our data. His clinical expertise encompasses Anaplastic Thyroid Cancer, Thyroid Cancer, Hyperparathyroidism, and Hypothyroidism. Dr. Allard is board certified in American Board Of Internal Medicine: Endocrinology. Dr. Allard is currently accepting new patients.

    Advanced in Triple A Syndrome
    Endocrinology
    Advanced in Triple A Syndrome
    Endocrinology
    Referral required

    Avera McKennan Hospital & University Health Center

    1325 South Cliff Avenue, 
    Sioux Falls, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Charles Longo is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Longo is rated as an Advanced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 41 other conditions, according to our data. His clinical expertise encompasses Type 1 Diabetes (T1D), Familial Isolated Hyperparathyroidism, Parathyroid Hyperplasia, and Neonatal Severe Hyperparathyroidism. Dr. Longo is board certified in American Board Of Internal Medicine; American Board Of Internal Medicine - Endocrinology, Diabetes & Metabolism. Dr. Longo is currently accepting new patients.

    Advanced in Triple A Syndrome
    Endocrinology
    Advanced in Triple A Syndrome
    Endocrinology
    Referral required

    Avera Endocrinology & Diabetes — Dawley Farm

    1600 S Highline Ave, Suite 310, 
    Sioux Falls, SD 
    Languages Spoken:
    English, Filipino
    Accepting New Patients
    Offers Telehealth

    R Anel-Tiangco is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Anel-Tiangco is rated as an Advanced provider by MediFind in the treatment of Triple A Syndrome. She is also highly rated in 27 other conditions, according to our data. Her clinical expertise encompasses Thyroid Nodule, Hereditary Paraganglioma-Pheochromocytoma Syndrome, Glomus Jugulare Tumor, and Thyroid Storm. Dr. Anel-Tiangco is board certified in American Board Of Internal Medicine; American Board Of Internal Medicine - Endocrinology, Diabetes & Metabolism. Dr. Anel-Tiangco is currently accepting new patients.

    Advanced in Triple A Syndrome
    Endocrinology
    Advanced in Triple A Syndrome
    Endocrinology
    Referral required

    Sanford Diabetes &Amp; Thyroid Clinic

    1305 W. 18th St., 
    Sioux Falls, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Randall Fenner is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Fenner is rated as an Advanced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Hyperparathyroidism, Parathyroid Hyperplasia, Familial Isolated Hyperparathyroidism, and Type 2 Diabetes (T2D). Dr. Fenner is board certified in American Board Of Internal Medicine: EndocrinologyAmerican Board Of Internal Medicine: Internal Medicine. Dr. Fenner is currently accepting new patients.

    Advanced in Triple A Syndrome
    Endocrinology
    Advanced in Triple A Syndrome
    Endocrinology
    Referral required

    Monument Health Network Inc.

    71 Charles St, 
    Deadwood, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    John Palmer is an Endocrinologist practicing medicine in Deadwood, South Dakota. Dr. Palmer is rated as an Advanced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 39 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hyperparathyroidism, and Type 1 Diabetes (T1D). Dr. Palmer is currently accepting new patients.

    Advanced in Triple A Syndrome
    Advanced in Triple A Syndrome
    Referral required

    Monument Health Rapid City Hospital Inc.

    640 Flormann St, 
    Rapid City, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sonalika Khachikian is an Endocrinologist practicing medicine in Rapid City, South Dakota. Dr. Khachikian is rated as an Advanced provider by MediFind in the treatment of Triple A Syndrome. She is also highly rated in 50 other conditions, according to our data. Her clinical expertise encompasses Type 1 Diabetes (T1D), Hyperparathyroidism, Type 2 Diabetes (T2D), and Diabetic Neuropathy. Dr. Khachikian is currently accepting new patients.

    Experienced in Triple A Syndrome
    Endocrinology
    Experienced in Triple A Syndrome
    Endocrinology
    Referral required

    Avera Endocrinology & Diabetes — Dawley Farm

    1600 S Highline Ave, Suite 310, 
    Sioux Falls, SD 
    Languages Spoken:
    English, Urdu
    Accepting New Patients
    Offers Telehealth

    Hassan Mehmood is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Mehmood is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Hyperparathyroidism, Hypothyroidism, Type 2 Diabetes (T2D), and Pheochromocytoma. Dr. Mehmood is board certified in Board Certified American Board Of Internal Medicine American Board Of Internal Medicine- Endocrinology, Diabetes, & Metabolism. Dr. Mehmood is currently accepting new patients.

    Experienced in Triple A Syndrome
    Endocrinology
    Experienced in Triple A Syndrome
    Endocrinology
    Referral required

    Sanford Diabetes &Amp; Thyroid Clinic

    1305 W. 18th St., 
    Sioux Falls, SD 
    Languages Spoken:
    English, Arabic
    Accepting New Patients
    Offers Telehealth

    Nour Alhesan is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Alhesan is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. She is also highly rated in 14 other conditions, according to our data. Her clinical expertise encompasses Hyperparathyroidism, Parathyroid Hyperplasia, Familial Isolated Hyperparathyroidism, and Hypervitaminosis D. Dr. Alhesan is board certified in American Board Of Internal Medicine: EndocrinologyAmerican Board Of Internal Medicine: Internal Medicine. Dr. Alhesan is currently accepting new patients.

    Experienced in Triple A Syndrome
    Endocrinology
    Experienced in Triple A Syndrome
    Endocrinology
    Referral required

    Sanford Diabetes &Amp; Thyroid Clinic

    1305 W. 18th St., 
    Sioux Falls, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Anthony Sallar is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Sallar is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. His clinical expertise encompasses Hyperparathyroidism, Thyroid Storm, Hypercalcemia, and Familial Hypocalciuric Hypercalcemia Type 1. Dr. Sallar is board certified in American Board Of Internal Medicine: EndocrinologyAmerican Board Of Internal Medicine: Internal Medicine. Dr. Sallar is currently accepting new patients.

    Experienced in Triple A Syndrome
    Family Medicine
    Experienced in Triple A Syndrome
    Family Medicine

    Brookings Health System

    300 22nd Ave, 
    Brookings, SD 
    Languages Spoken:
    English
    Accepting New Patients

    Matt Bien is a primary care provider, practicing in Family Medicine in Brookings, South Dakota. Dr. Bien is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Chronic Kidney Disease, Viral Pharyngitis, Bronchitis, and Diabetic Neuropathy. Dr. Bien is currently accepting new patients.

    Experienced in Triple A Syndrome
    Internal Medicine
    Experienced in Triple A Syndrome
    Internal Medicine

    Yankton Medical Clinic Avera

    1104 West 8th Street, 
    Yankton, SD 
    Languages Spoken:
    English
    Accepting New Patients

    Byron Nielsen is a primary care provider, practicing in Internal Medicine in Yankton, South Dakota. Dr. Nielsen is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Chronic Kidney Disease, Nephrosclerosis, Renovascular Hypertension, and Acute Kidney Failure. Dr. Nielsen is board certified in Board Eligible-Nephrology. Dr. Nielsen is currently accepting new patients.

    Experienced in Triple A Syndrome
    Experienced in Triple A Syndrome
    Referral required

    Avera Endocrinology & Diabetes — Dawley Farm

    1600 S Highline Ave, Suite 310, 
    Sioux Falls, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Austen Fagerland is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Fagerland is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Type 1 Diabetes (T1D), Type 2 Diabetes (T2D), Diabetic Neuropathy, and Maturity Onset Diabetes of the Young. Dr. Fagerland is currently accepting new patients.

    Experienced in Triple A Syndrome
    Endocrinology
    Experienced in Triple A Syndrome
    Endocrinology
    Referral required

    Avera Endocrinology & Diabetes — Dawley Farm

    1600 S Highline Ave, Suite 310, 
    Sioux Falls, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jada Bakker is an Endocrinologist practicing medicine in Sioux Falls, South Dakota. Dr. Bakker is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Type 1 Diabetes (T1D), Type 2 Diabetes (T2D), Diabetic Neuropathy, and Maturity Onset Diabetes of the Young. Dr. Bakker is board certified in AANP Family Nurse Practitioner. Dr. Bakker is currently accepting new patients.

    Experienced in Triple A Syndrome
    Internal Medicine
    Experienced in Triple A Syndrome
    Internal Medicine

    Avera Sacred Heart Hospital

    501 Summit St, 
    Yankton, SD 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Susan Fanta is a primary care provider, practicing in Internal Medicine in Yankton, South Dakota. Dr. Fanta is rated as an Experienced provider by MediFind in the treatment of Triple A Syndrome. She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Acute Coronary Syndrome, Pediatric Myocarditis, Osteomyelitis in Children, Myelodysplastic Syndrome (MDS), and Endoscopy. Dr. Fanta is board certified in American Board Of Internal Medicine. Dr. Fanta is currently accepting new patients.

    Showing 1-20 of 31

    Last Updated: 09/26/2026

    What is the definition of Triple A Syndrome?

    Triple A syndrome, also called Allgrove syndrome, is an inherited condition that gets its name from three specific features: achalasia, adrenal insufficiency, and alacrima. Most people with triple A syndrome have all three of these features, although some have only two.

    When should I see a Triple A Syndrome doctor near Sioux Falls, SD?

    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 Triple A Syndrome doctor near Sioux Falls, SD?

    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 Triple A Syndrome doctors near Sioux Falls, SD?

    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 Triple A Syndrome doctors near Sioux Falls, SD?

    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 Triple A Syndrome doctor near Sioux Falls, SD?

    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 Triple A Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Triple A 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 Triple A Syndrome doctor near Sioux Falls, SD?

    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 Triple A 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 Triple A 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 Triple A Syndrome doctors near Sioux Falls, SD?

    Look for the filter feature on the left side of the Triple A 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 Triple A Syndrome doctor that offers video calls?

    Look for the filter feature on the left-side of the Triple A 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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