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Dr. Demetrios Markouizos, MD

Dr. Demetrios Markouizos, MD

Allergy*
40+ years of experience

Dr. Demetrios Markouizos, MD is an allergist in Astoria, NY and has over 40 years of experience in the medical field. He graduated from Aristotelian University, Thessaloniki Greece - M.D. in 1983. He is affiliated with medical facilities such as Long Island Jewish Medical Center and New York-Presbyterian Hospital. He is accepting new patients and telehealth appointments.

4.9 Star Rating
Based on 155 reviews 4.9 Star Rating (155 reviews)

At a Glance

  • Area of ExpertiseDr. Markouizos specializes in the area of Pediatrics. See board certifications
  • Explains Conditions WellPatients said this doctor explains conditions well. See reviews
  • Offers TelehealthThis doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top HospitalAmerica's 250 Best Hospitals Award™ See hospitals

More Allergy & Immunology Specialists at Pediatric Health Care of Queens (PHCQ)

Experience Check

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Dr. Markouizos' Reviews

Likelihood to recommend Dr. Markouizos

4.9

155 ratings, 144 with a written review
5 Star
97%
97%
4 Star
0%
0%
3 Star
0%
0%
2 Star
0%
0%
1 Star
3%
3%

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RecentHighestLowestMost Helpful
Telehealth
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Dawn Perry-Scicolone – Mar 27, 2024
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What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
A true hero – Mar 22, 2024
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Aug 14, 2023
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Eleni V. – Mar 07, 2020
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Kokalenos-padilla M. – Jan 17, 2020
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Nicole C. – Dec 18, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
L. D. – Nov 19, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Saramaria V. – Nov 13, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Anonymous – Oct 19, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Rolando Guevara – Sep 24, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
S. R. – Jul 17, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
V. R. – Jul 13, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
C. L. – Jul 06, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
C. S. – Apr 29, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Elena C. – Apr 09, 2019
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What went well
  • Listened & answered questions
  • Explained conditions well
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Anonymous A. – Apr 06, 2019
×Post a ResponseAre you Dr. Demetrios Markouizos, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Nadia L. – Apr 06, 2019
×Post a ResponseAre you Dr. Demetrios Markouizos, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
TL – Mar 29, 2019
×Post a ResponseAre you Dr. Demetrios Markouizos, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Kyriaki P. – Mar 23, 2019
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What went well
  • Wait times
What could be improved
No results
Helpful
Radica Jovanovic in New York – Mar 23, 2019
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About Me

care philosophy

Dr. Demetrios Markouizos is a Pediatrician serving the Astoria area for more than 28 years.

biography

Dr. Demetrios Markouizos is a Pediatrician serving the Astoria area for more than 28 years. Dr. Markouizos is experienced in Allergen Immunotherapy, Psychological and Neuropsychological Tests and Pulmonary Function Tests. He is a professional member...read more
  • Allergy

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Pediatrics - Methodist Hospital

    Residency Hospital
  • Aristotelian University, Thessaloniki Greece - M.d.

    Medical School, 1983
  • Brooklyn College - B.s. Biology

    Undergraduate School, 1978
American Board of Medical Specialties®
American Board of Pediatrics®
Pediatrics
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.
  • English

  • French

  • Spanish

Affiliated Hospitals

  • New York-Presbyterian Hospital

    525 E 68th St
    New York, NY 10065
    Recipient of 28
    hospital awards

    America's 250 Best Hospitals Award™ (2025)

    Top 5% in the nation for consistently delivering clinical quality

    View all awards

    How patients felt about the care they received at this hospital.

    83%
    Patients said they were given information about recovering at home

    1% lower than the national average

    76%
    Patients said that doctors always listened to them and explained things well
    View all patient feedback
  • North Shore University Hospital

    300 Community Dr
    Manhasset, NY 11030
    Recipient of 19
    hospital awards

    Patient Safety Excellence Award™ (2024, 2023)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    Outstanding Patient Experience Award™ (2022)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    83%
    Patients said they were given information about recovering at home

    1% lower than the national average

    73%
    Patients said that doctors always listened to them and explained things well

    3% lower than the national average

    View all patient feedback
  • Long Island Jewish Medical Center

    270 05 76 Ave
    New Hyde Park, NY 11040
    Recipient of 14
    hospital awards

    Patient Safety Excellence Award™ (2025, 2024)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    83%
    Patients said they were given information about recovering at home

    1% lower than the national average

    75%
    Patients said that doctors always listened to them and explained things well

    1% lower than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality