The 20 Best Seasonal Affective Disorder (SAD) Doctors Near Me in o fallon, IL

Find the Top Seasonal Affective Disorder (SAD) Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 45 doctor with experience in Seasonal Affective Disorder (SAD) near o fallon, IL. Of these, 35 are Experienced, 7 are Advanced and 3 are Distinguished.

Location
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45 providers found
    Distinguished in Seasonal Affective Disorder (SAD)
    Distinguished in Seasonal Affective Disorder (SAD)
    Referral may be required

    Psychiatric Services Of Southern Illinois LLC

    2900 Frank Scott Pkwy W Ste 990, 
    Belleville, IL 
     (8.9 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jeffrey Chalfant is a Psychiatrist practicing medicine in Belleville, Illinois. Dr. Chalfant is rated as a Distinguished provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Seasonal Affective Disorder (SAD), Major Depression, Bipolar Disorder (BPD), and Post-Traumatic Stress Disorder (PTSD). Dr. Chalfant is currently accepting new patients.

    Distinguished in Seasonal Affective Disorder (SAD)
    Distinguished in Seasonal Affective Disorder (SAD)
    Referral may be required

    Southern Illinois Associates LLC

    6805 State Route 162, 
    Maryville, IL 
     (9.6 miles away)
    Languages Spoken:
    English, Hindi, Punjabi, Urdu
    Accepting New Patients
    Offers Telehealth

    Sanjay Nigam is a Psychiatrist practicing medicine in Maryville, Illinois. Dr. Nigam is rated as a Distinguished provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Seasonal Affective Disorder (SAD), Major Depression, Generalized Anxiety Disorder (GAD), and Schizoaffective Disorder. Dr. Nigam is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Internal Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Internal Medicine

    English And McLaughlin PC

    1167 Fortune Blvd, 
    O Fallon, IL 
     (0.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Laura Crandall is a primary care provider, practicing in Internal Medicine in O Fallon, Illinois. Dr. Crandall is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Autoerythrocyte Sensitivity, Gardner-Diamond Syndrome, Purpura, and Hypertensive Heart Disease. Dr. Crandall is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Experienced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Referral may be required

    Promed Preferred Il 2 PLLC

    141 Market Pl, Suite 100, 
    Fairview Heights, IL 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Glenn Montero is a Nurse Practitioner practicing medicine in Fairview Heights, Illinois. Montero, NP is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her clinical expertise encompasses Seasonal Affective Disorder (SAD).

    Advanced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Advanced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Referral may be required

    Office

    301 W Lincoln St Ste 201, 
    Belleville, IL 
     (9.2 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Krystal Gilb is a Nurse Practitioner practicing medicine in Belleville, Illinois. She has been practicing medicine for over 10 years. Gilb, NP is rated as an Advanced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Seasonal Affective Disorder (SAD), Boils, Folliculitis, and Carbuncle. Gilb, NP is currently accepting new patients.

    Advanced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Advanced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Referral may be required
    6805 State Route 162 Ste 201, 
    Maryville, IL 
     (9.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Janet Woloszynek is a Nurse Practitioner practicing medicine in Maryville, Illinois. Woloszynek, NP is rated as an Advanced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Seasonal Affective Disorder (SAD) and Schizoaffective Disorder. Woloszynek, NP is currently accepting new patients.

    Advanced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Advanced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Referral may be required

    Southern Illinois Associates LLC

    6805 State Route 162, Suite 201, 
    Maryville, IL 
     (9.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Riley Clubb is a Nurse Practitioner practicing medicine in Maryville, Illinois. Clubb, NP is rated as an Advanced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Seasonal Affective Disorder (SAD). Clubb, NP is currently accepting new patients.

    Distinguished in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Distinguished in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Referral may be required

    Southern Illinois Assocs LLC

    16 Junction Dr W, 
    Glen Carbon, IL 
     (13.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jaime Mendoza is a Nurse Practitioner practicing medicine in Glen Carbon, Illinois. Mendoza, NP is rated as a Distinguished provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Seasonal Affective Disorder (SAD) and Schizoaffective Disorder. Mendoza, NP is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Internal Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Internal Medicine

    PC Associates LLC

    130 Lincoln Place Ct, 
    Belleville, IL 
     (5.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Matthew Hageman is a primary care provider, practicing in Internal Medicine in Belleville, Illinois. Dr. Hageman is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Tracheitis, Sitosterolemia, Hypertension, and Familial Hypertension. Dr. Hageman is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Internal Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Internal Medicine

    Belleville Imaging Inc.

    15 Park Pl, 
    Swansea, IL 
     (5.4 miles away)
    Languages Spoken:
    English, German, Twi
    Accepting New Patients

    Charles Ampadu is a primary care provider, practicing in Internal Medicine in Swansea, Illinois. Dr. Ampadu is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Lung Metastases, Necrosis, COVID-19, Gastrostomy, and Endoscopy. Dr. Ampadu is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine

    Msa Alliance

    4600 Memorial Dr Ste 260, 
    Belleville, IL 
     (6.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Joya Keys is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Keys is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her clinical expertise encompasses Obesity, Seasonal Affective Disorder (SAD), Generalized Anxiety Disorder (GAD), and Obesity in Children. Dr. Keys is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine

    PC Associates LLC

    3701 Memorial Dr, 
    Belleville, IL 
     (6.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    James Wade is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Wade is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). He is also highly rated in 38 other conditions, according to our data. His clinical expertise encompasses Hypothyroidism, Obesity in Children, Lung Metastases, and Visceromegaly. Dr. Wade is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Experienced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Referral may be required

    Office

    423 N High St, 
    Belleville, IL 
     (6.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Crystal Stone is a Nurse Practitioner practicing medicine in Belleville, Illinois. Stone, NP is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her clinical expertise encompasses Seasonal Affective Disorder (SAD) and Vitamin D Deficiency. Stone, NP is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine

    Memorial Care Center

    4315 Memorial Dr, 
    Belleville, IL 
     (6.6 miles away)
    Languages Spoken:
    English

    Michael Nash is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Nash is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Necrosis, Lung Metastases, Diverticular Disease, and Dementia.

    Experienced in Seasonal Affective Disorder (SAD)
    Internal Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Internal Medicine

    BJC Med Group Family Med At Belleville Ste 260

    4600 Memorial Dr Ste 360, 
    Belleville, IL 
     (6.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Nidal Shawahin is a primary care provider, practicing in Internal Medicine in Belleville, Illinois. Dr. Shawahin is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, End-Stage Renal Disease (ESRD), Type 2 Diabetes (T2D), and Hypertension. Dr. Shawahin is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine

    Memorial's Center For Advanced Wound Healing

    4600 Memorial Dr Ste 160, 
    Belleville, IL 
     (6.7 miles away)
    Languages Spoken:
    English, Bengali
    Accepting New Patients
    Offers Telehealth

    Salma Mannan-Hilaly is a primary care provider, practicing in Family Medicine in Belleville, Illinois. Dr. Mannan-Hilaly is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Chronic Cough, Peptic Ulcer, Necrosis, Endoscopy, and Bone Graft. Dr. Mannan-Hilaly is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine

    Bjc Medical Group Family Medicine At Belleville-4700 Memorial

    4700 Memorial Dr Ste 210, 
    Belleville, IL 
     (6.8 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English, Hindi, Urdu
    Accepting New Patients
    Offers Telehealth

    Niraj Shah is a primary care provider, practicing in Family Medicine in Belleville, Illinois. He has been practicing medicine for over 17 years. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Hepatitis C, Hepatitis, Small Bowel Bacterial Overgrowth, Colonoscopy, and Endoscopy. Dr. Shah is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Experienced in Seasonal Affective Disorder (SAD)
    Nurse Practitioner
    Referral may be required

    Ch Specialty Services Il PLLC

    1207 Vandalia St, 
    Collinsville, IL 
     (7.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Kelly Nephew is a Nurse Practitioner practicing medicine in Collinsville, Illinois. Nephew, NP is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her clinical expertise encompasses Seasonal Affective Disorder (SAD). Nephew, NP is currently accepting new patients.

    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine
    Experienced in Seasonal Affective Disorder (SAD)
    Family Medicine

    BJC Medical Group Family Medicine At Collinsville

    1095 Belt Line Rd Ste 500, 
    Collinsville, IL 
     (7.4 miles away)
    Languages Spoken:
    English, Arabic
    Offers Telehealth

    Shawna Swinigan is a primary care provider, practicing in Family Medicine in Collinsville, Illinois. Dr. Swinigan is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her clinical expertise encompasses Type 2 Diabetes (T2D), Osteomyelitis in Children, Cirrhosis, and Familial Combined Hyperlipidemia.

    Experienced in Seasonal Affective Disorder (SAD)
    Experienced in Seasonal Affective Disorder (SAD)
    Referral may be required

    West Belleville Health Center

    7210 W Main St, 
    Belleville, IL 
     (7.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Roberta Pritchard-Palmer is a Nurse Practitioner practicing medicine in Belleville, Illinois. Pritchard-Palmer, NP is rated as an Experienced provider by MediFind in the treatment of Seasonal Affective Disorder (SAD). Her clinical expertise encompasses Seasonal Affective Disorder (SAD) and Schizoaffective Disorder. Pritchard-Palmer, NP is currently accepting new patients.

    Showing 1-20 of 45

    Last Updated: 09/26/2026

    What is the definition of Seasonal Affective Disorder (SAD)?

    Seasonal affective disorder is a mental health condition that is triggered by the changing of the seasons. This condition is a subtype of major depressive disorder and bipolar disorder. Major depressive disorder is characterized by prolonged sadness and a general lack of interest, while bipolar disorder is characterized by similar depressive episodes alternating with periods of abnormally high energy and activity (hypomania or mania). People with seasonal affective disorder have signs and symptoms of either major depressive disorder or bipolar disorder only during certain months of the year. Major depressive disorder is more common than bipolar disorder among people with seasonal affective disorder. This condition usually begins in a person's twenties or thirties.

    When should I see a Seasonal Affective Disorder (SAD) doctor near o fallon, IL?

    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 Seasonal Affective Disorder (SAD) doctor near o fallon, IL?

    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 Seasonal Affective Disorder (SAD) doctors near o fallon, IL?

    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 Seasonal Affective Disorder (SAD) doctors near o fallon, IL?

    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 Seasonal Affective Disorder (SAD) doctor near o fallon, IL?

    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 Seasonal Affective Disorder (SAD) doctor search results page. 

    Why is it important to get a second opinion from a different Seasonal Affective Disorder (SAD) 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 Seasonal Affective Disorder (SAD) doctor near o fallon, IL?

    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 Seasonal Affective Disorder (SAD) 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 Seasonal Affective Disorder (SAD) 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 Seasonal Affective Disorder (SAD) doctors near o fallon, IL?

    Look for the filter feature on the left side of the Seasonal Affective Disorder (SAD) 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 Seasonal Affective Disorder (SAD) doctor that offers video calls?

    Look for the filter feature on the left-side of the Seasonal Affective Disorder (SAD) 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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