Summary

Dr. Ioannou graduated from the St Georges University School of Medicine in 1985. He works in East Meadow, NY and 2 other locations and specializes in Psychiatry. Dr. Ioannou is affiliated with STONY BROOK UNIVERSITY HOSPITAL.

Quick Facts

  • 4.5
  • 41 years of experience
  • 22 insurance plans accepted
  • Suny Downstate College Of Medicine
  • 1 written review
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Office Locations

Dr. Constantine Ioannou has 3 locations

Nassau University Medical Center

2201 Hempstead TpkeEast Meadow, NY 11554

Stony Brook University Hospital

101 Nicolls Rd Ste 104Stony Brook, NY 11794

Stony Brook University Hospital

101 Nicolls RdStony Brook, NY 11794

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Dr. Constantine Ioannou, MDMadeleine EugeneLeah Molina, APRN, RN, PMHNP-BCDr. Peter McGowan, MD
PsychiatryPsychiatryPsychiatryPsychiatry
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
3.7 
41 Years of Experience 8 Years of Experience 7 Years of Experience 22 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English
East Meadow , NYStafford , NJNew York , NYAlexandria , VA
Med School: St Georges University School Of Medicine Med School: Rutgers University Med School: D'Youville University Med School: Uniformed Services University of the Health Sciences
Current Profile
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Insurance Plans Accepted by Dr. Constantine Ioannou

  • 1199SEIU
  • 1199SEIU - Medicare (Advantage HMO)
  • Aetna
  • AmeriGroup
  • Cigna
  • EmblemHealth
  • Fidelis Care (NY)
  • Health First Health Plans
  • HealthFirst (NY)
  • HealthFirst (NY) - Medicaid
  • Humana
  • Humana - Medicare (Advantage HMO)
  • MagnaCare
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • MetroPlus Health Plan
  • Molina Healthcare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Oxford

Medical Specialties

Dr. Constantine Ioannou has the following specialty

Specialty Expertise

Dr. Constantine Ioannou has the following 11 areas of expertise

  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Attention-Deficit/Hyperactivity Disorder (ADHD)
  • Bipolar Disorder
  • Depression
  • Depressive Disorder
  • Insomnia
  • Mental Illness
  • Mood Disorders
  • Personality Disorder
  • Schizophrenia
  • Sleep Disorders

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active

EDUCATION & TRAINING

Residency

Suny Downstate College Of Medicine

Medical School

St Georges University School Of MedicineGraduated in 1985

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Frequently Asked Questions

Does Dr. Constantine Ioannou accept virtual/telehealth appointments?
Dr. Constantine Ioannou has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Constantine Ioannou accept my insurance?
You can see the insurance plans that Dr. Constantine Ioannou accepts on their Vitals profile.
How can I make an appointment with Dr. Constantine Ioannou?
You can find contact information for Dr. Constantine Ioannou here on Vitals.
Which hospitals is Dr. Constantine Ioannou affiliated with?
Dr. Constantine Ioannou is affiliated with STONY BROOK UNIVERSITY HOSPITAL.
Where is Dr. Constantine Ioannou's office located?
Dr. Constantine Ioannou's office is located at 2201 Hempstead Tpke, East Meadow, NY, 11554.

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