Expertise in
5
conditions

Dr. Mark D. Preuss

Family Medicine
Sparta Community Hospital D/B/A Quality Healthcare Clinics
1300 N Market St, 
Sparta, IL 
Accepting New Patients
Expertise in
5
conditions
Sparta Community Hospital D/B/A Quality Healthcare Clinics
1300 N Market St, 
Sparta, IL 

Overview

Mark Preuss is a primary care provider, practicing in Family Medicine in Sparta, Illinois.

Dr. Preuss is highly rated in 5 conditions, according to our data. His clinical expertise encompasses Maturity Onset Diabetes of the Young, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

He is actively involved in clinical research, co-authoring 10 peer reviewed articles. Dr. Preuss is currently accepting new patients.

Specialties

Family Medicine

Licenses

Family Medicine in IL

Hospital Affiliations

Sparta Community Hospital
Memorial Hospital Of Carbondale
Memorial Hospital

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Celtic
  • HMO
  • INSURANCE PLAN
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Health Alliance
  • EPO
  • HMO
  • POS
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
TeamCare
  • OTHER COMMERCIAL
Trustmark
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 11 Less Insurance Carriers -

Locations

Sparta Community Hospital D/B/A Quality Healthcare Clinics
1300 N Market St, Sparta, IL 62286
Other Locations
Sparta Community Hospital D/B/A Quality Healthcare Clinics
9 Westwood Dr, Steeleville, IL 62288

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

10 Total Publications

Endoscopic Femoropopliteal Bypass Surgery Without Groin Incision: A Feasibility Study on Cadavers with the Da Vinci Single Port System.
Endoscopic Femoropopliteal Bypass Surgery Without Groin Incision: A Feasibility Study on Cadavers with the Da Vinci Single Port System.
Journal: EJVES vascular forum
Published: July 28, 2025
Similar Doctors
Expertise in
13
conditions
Dr. Niraj J. Shah
Family Medicine
Expertise in
13
conditions
Dr. Niraj J. Shah
Family Medicine

Bjc Medical Group Family Medicine At Belleville-4700 Memorial

4700 Memorial Dr Ste 210, 
Belleville, IL 
 (33.5 miles away)
618-767-7700
Experience:
17+ years
Languages Spoken:
English, Hindi, Urdu
See accepted insurances
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 highly rated in 13 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.

Expertise in
108
conditions
Dr. Laurence Lum
Family Medicine
Expertise in
108
conditions
Dr. Laurence Lum
Family Medicine

Quality Health Care Inc

330 N State St Ste C, 
Desloge, MO 
 (50.8 miles away)
573-431-2829
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

Laurence Lum is a primary care provider, practicing in Family Medicine in Desloge, Missouri. Dr. Lum is highly rated in 108 conditions, according to our data. His clinical expertise encompasses Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Chronic Obstructive Pulmonary Disease (COPD), and Familial Hypertension. Dr. Lum is currently accepting new patients.

Expertise in
35
conditions
Dr. Stephanie A. Moniz
Family Medicine
Expertise in
35
conditions
Dr. Stephanie A. Moniz
Family Medicine

Bonne Terre Primary Care

55 Nesbit Dr, 
Bonne Terre, MO 
 (47.9 miles away)
573-358-1700
Languages Spoken:
English
See accepted insurances
Accepting New Patients

Stephanie Moniz is a primary care provider, practicing in Family Medicine in Bonne Terre, Missouri. Dr. Moniz is highly rated in 35 conditions, according to our data. Her clinical expertise encompasses Tracheobronchomalacia, Acquired Tracheomalacia, Peptic Ulcer, and Necrosis. Dr. Moniz is currently accepting new patients.

Frequently Asked Questions about Dr. Mark D. Preuss

How do I make an appointment with Dr. Mark D. Preuss?

You can book an appointment with Dr. Mark D. Preuss by calling their office at 618-443-4138. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Mark D. Preuss a top-rated expert for Maturity Onset Diabetes of the Young?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Mark D. Preuss is classified as an Advanced expert for Maturity Onset Diabetes of the Young, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Mark D. Preuss specialize in?

While Dr. Mark D. Preuss is a Family Medicine, they have specific expertise in Maturity Onset Diabetes of the Young, Hypertension, and Glucocorticoid-Remediable Aldosteronism. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Family Medicine.

Does Dr. Mark D. Preuss participate in research or clinical trials?

Yes. Dr. Mark D. Preuss has published 10 articles and abstracts on conditions like Maturity Onset Diabetes of the Young. You can view a list of Dr. Mark D. Preuss's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Mark D. Preuss accept my insurance?

Dr. Mark D. Preuss accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 618-443-4138 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Preuss's expertise for a condition
ConditionClose
      View All 136 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile