Dr. Demetrios Theodoropoulos, MD

Allergy & ImmunologyMaleAge 58

Dr. Demetrios Theodoropoulos, MD is a Allergy & Immunology Specialist in Onalaska, WI and has over 34 years of experience in the medical field. Dr. Theodoropoulos has more experience with Environmental Allergies than other specialists in his area. He graduated from University Of Ioannina / Medical School medical school in 1987. He is accepting new patients and has indicated that he accepts telehealth appointments. Be sure to call ahead with Dr. Theodoropoulos to book an appointment.

Dr. Theodoropoulos

Allergy Associates Of La Crosse

2727 Midwest Dr Onalaska, WI 54650
Accepting new patients
Telehealth services available

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At a Glance

  • Offers Telehealth
    This provider offers telehealth appointments. Call the office to schedule an appointment.

Experience and Background Checks


Background Check

Healthgrades does not collect malpractice claims information for Wisconsin
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Frequently Treated by Dr. Theodoropoulos

Based on treatment records, we have identified the following as areas of care that Dr. Theodoropoulos treats more often than their peers. If you are unsure whether Dr. Theodoropoulos treats other conditions, please contact the office at (608) 782-2027.

Environmental Allergies

Compare with other Environmental Allergies specialists.

Dr. Theodoropoulos is experienced in the area of Environmental Allergies. See the graph below to learn more about his experience.

Based on claims data for 14 conditions and procedures

Dr. Theodoropoulos
Similar Providers
Allergic Rhinitis
Animal Allergies
Pollen Allergy
Allergic Conjunctivitis
Very High

Check Dr. Theodoropoulos' experience treating your condition or procedure

Dr. Theodoropoulos' conditions and procedures:

  • Abdominal Pain
  • Acne
  • Acute Sinusitis
  • ADHD and-or ADD
  • All Headaches (incl. Migraine)
  • Allergic Conjunctivitis
  • Allergic Rhinitis
  • Allergic Rhinitis Due to Food
  • Allergy Skin Testing
  • Allergy Testing
  • Allergy Treatment
  • Anaphylactic Egg Allergy
  • Anaphylactic Food Allergies
  • Anaphylactic Milk and Dairy Allergy
  • Anaphylactic Peanut Allergy
  • Anaphylactic Shell Fish Allergy
  • Anaphylactic Tree Nut Allergy
  • Anaphylaxis
  • Anemia
  • Animal Allergies
  • Anxiety
  • Arthritis
  • Arthritis of the Elbow
  • Asthma
  • Atopic Dermatitis (Eczema)
  • Blood Allergy Testing
  • Bronchiectasis
  • Candidiasis of Skin and Nails
  • Celiac Disease
  • Cellulitis
  • Chronic Fatigue Syndrome
  • Chronic Sinusitis
  • Cold Sore
  • Constipation
  • Contact Dermatitis
  • Cough
  • Dermatitis
  • Dermatitis Due to Food
  • Dermatitis Due to Substances Taken Internally
  • Desensitization
  • Diarrhea
  • Dizziness
  • Drug Allergy Testing
  • Dry Eyes
  • Dyshydrotic Eczema
  • Dysphagia
  • Earwax Buildup
  • Eosinophilia
  • Eosinophilic Esophagitis
  • Esophagitis
  • Food Allergy
  • Gas-Bloat Syndrome
  • Gastritis
  • Gastroesophageal Reflux Disease (GERD)
  • Genital Herpes
  • Headache
  • Heartburn
  • Herpes Simplex Infection
  • Hives
  • Hypothyroidism
  • Immunization Administration
  • Immunodeficiency Syndromes
  • Irritable Bowel Syndrome
  • Itchy Skin
  • Joint Pain
  • Latex Allergy
  • Malaise and Fatigue
  • Migraine
  • Nasopharyngitis
  • Nausea
  • Noninfectious Gastroenteritis and Colitis
  • Peptic Ulcer
  • Pollen Allergy
  • Radiculopathy (Not Due to Disc Displacement)
  • Radioallergosorbent Test
  • Rash
  • Reflux Esophagitis
  • Ringworm
  • Rosacea
  • Sarcoidosis
  • Sexually Transmitted Diseases (STDs)
  • Shortness of Breath
  • Sinusitis
  • Skin Testing and Screening
  • Sleep Apnea
  • Sleep-Walking
  • Trigeminal Neuralgia
  • Vaginitis and-or Vaginosis
  • Vertigo
  • Wheezing
  • Yeast Infections

Insurance Check

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Dr. Theodoropoulos accepts

Accepted insurance can change. Please double-check when making an appointment.

(608) 782-2027

Dr. Theodoropoulos accepts the following insurance:

Choice Plus POS II
America's Health Insurance Plans
Balanced Blue Access-WI PPO
Balanced Blue Preferred-WI POS
Blue Access Network (Wisconsin) PPO
Blue Access w/ Pref Retail Clinics-WI PPO
Blue Preferred (Select Network)-WI POS
Blue Preferred Network-WI
Blue Preferred Plus w/ Pref Retail Clinics-WI POS
Blue Preferred Plus-WI POS
Blue Traditional Network-WI
Bronze Blue Access-WI PPO
Bronze Blue Preferred-WI POS
Gold Blue Access-WI PPO
Gold Blue Preferred-WI POS
Lumenos plans - Blue Access-WI
Lumenos plans - Blue Preferred-WI
National (BlueCard Basic) PPO
National (BlueCard) PPO
Platinum Blue Access-WI PPO
Platinum Blue Preferred-WI POS
Silver Blue Access-WI PPO
Silver Blue Preferred-WI POS
Anthem Blue Cross Blue Shield
Anthem Blue Cross Blue Shield HMO
Anthem Blue Cross Blue Shield PPO
Blue Preferred Plus POS
Blue Cross Blue Shield
Blue Card PPO
Butler Health Plan
CareFirst Blue Cross Blue Shield
HealthyBlue 2.0
HealthyBlue Advantage
Galaxy Health Network
The Alliance
The Alliance PPO
Three Rivers Provider Network
TriCare for Life
United Healthcare

Dr. Theodoropoulos' Reviews

Likelihood to recommend Dr. Theodoropoulos


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Dr. Theodoropoulos
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What went well
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Not recommended. Arrogant and horrible bedside manner. Unwilling to listen to patient’s unique needs and did not consider the patient as part of the team in decision making about patient’s health. Will never see him again.
What went well
  • Appointment scheduling
  • Office environment
  • Staff friendliness
What could be improved
  • Didn't listen or answer questions
  • Didn't trust the provider's decisions
1 person found this helpful
Aug 06, 2020
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About Me


Dr. Demetrios Theodoropoulos, MD is a Allergy & Immunology Specialist in Onalaska, WI and has over 34 years of experience in the medical field. Dr. Theodoropoulos...Read more


  • Allergy & Immunology
  • Genetics
  • Pediatrics

Board Certifications


University Of South Florida, Tampa, Fl-Allergy & Immunology
Fellowship Hospital
Flushing Medical Center, New York, Ny and New England Medical Center, Boston, Ma-Pediatrics
Residency Hospital
National Institutes Of Health, Bethesda, Maryland-Clinical Genetics
Fellowship Hospital
Children's Hospital, Sheffield, England-Pediatrics
Residency Hospital
Panarcadian General Hospital, Tripolis, Arcadia Greece
Internship Hospital
University Of Ioannina / Medical School
Medical School
National University Of Examinations, Athens, Greece
Undergraduate School


  • English
  • French
  • German
  • Greek


Frequently Asked Questions

Does Dr. Demetrios Theodoropoulos, MD offer telehealth services?

Dr. Theodoropoulos has indicated that they offer telehealth. Contact the office to check for eligibility for your needs.

Is Dr. Demetrios Theodoropoulos, MD accepting new patients?

Dr. Demetrios Theodoropoulos, MD generally accepts new patients on Healthgrades. You can see Dr. Theodoropoulos' profile to make an appointment.

Does Dr. Demetrios Theodoropoulos, MD accept my insurance?

Use the Healthgrades insurance check to verify if Dr. Theodoropoulos accepts your insurance.

What are Dr. Demetrios Theodoropoulos, MD's top areas of care?

Dr. Theodoropoulos frequently treats Environmental Allergies. See all practice areas where Dr. Theodoropoulos specializes.

Where is Dr. Demetrios Theodoropoulos, MD's office located?

Dr. Theodoropoulos' office is located at 2727 Midwest Dr, Onalaska, WI 54650. Find other locations and directions on Healthgrades.

What languages does Dr. Demetrios Theodoropoulos, MD speak?

Dr. Theodoropoulos speaks French, German, and Greek. View profile to see all.

How can I make an appointment with Dr. Demetrios Theodoropoulos, MD?

Find contact information here to make an appointment.


Allergy Associates Of La Crosse

Allergy Associates Of La Crosse2727 Midwest Dr Onalaska, WI 54650
  • Call
  • Fax
  • Hours
    • Mon: 8:00am - 5:00pm
    • Tue: 8:00am - 5:00pm
    • Wed: 8:00am - 5:00pm
    • Thu: 8:00am - 5:00pm
    • Fri: 8:00am - 5:00pm
    • Sat: closed
    • Sun: closed
  • Directions


Allergy Associates of La Crosse2727 Midwest Dr Onalaska, WI 54650