
Thomas William Pappas, MD
Interventional CardiologyCardiology
Highlights
Languages
- Greek
- Italian
- English
Gender
MaleAbout Thomas William Pappas
Locations
- Interventional Cardiology, East Hills Suite 102C
- 2200 Northern Boulevard, Suite 102, Greenvale, NY 11548
- Get Directions
- phone: 516-390-9640
- fax: 516-390-9650
- Interventional Cardiology, Ambulatory Care at Riverhead
- 800 Old Country Road, Riverhead, NY 11901
- Get Directions
- phone: 631-998-2155
- fax: 631-396-6874
Expertise
Education
- Fellowship: New York University Medical Center, Cardiology, 1990
- Fellowship: New York Hospital-Cornell Medical Center, Cardiology, 1989
- Internship/Residency: New York Hospital-Cornell Medical Center, Internal Medicine, 1986
- Medical School: Cornell Univeristy, 1983
Board Certifications
- Cardiovascular Disease: American Board of Internal Medicine, 1989
- Internal Medicine: American Board of Internal Medicine, 1986
Insurance
- Aetna
- Aetna Medicare PPO
- Affinity
- Affinity Essential
- Affinity Exchange
- Affinity Medicaid
- Affinity Medicare
- Agewell
- Agewell Medicare
- American Plan Administrators PPO
- Anthem Child Health Plus
- Anthem Essential Plan 3 & 4
- Anthem Medicaid and Individual
- Beechstreet
- Blue Cross Medicaid
- Centivo
- Cigna
- Cigna Medicare
- Coventry Health Care
- Elderplan
- Elderplan Medicaid
- Emblem
- Emblem HIP
- Emblem Medicaid
- Emblem Medicare
- Fidelis
- Fidelis Health Exchange
- Fidelis Medicaid
- Fidelis Medicare
- First Health
- GHI
- GHI CBP NY City Employee
- GHI CBP PPO EPO
- GHI HMO
- GHI Medicare Choice PPO/Value Options
- GHI NYS NYC Value Options
- GHI PPO EPO
- HCP Child Health Plus
- Health First
- HEALTH FIRST EP 3&4
- Health First Medicaid
- Health First Medicaid HARP EP 3&4
- Health First Medicare
- HEALTH FIRST RISK EP 3&4 ALT
- Health First Risk Medicaid HARP EP 3&4 Alternate Plan
- Healthsmart Benefit Solutions
- HIP
- HIP Child Health Plus
- HIP Hcare Partners Essent Pl 1&2
- HIP Hcare Partners Essential 3&4
- HIP Hcare Partners HMO
- HIP Hcare Partners Medicaid
- HIP Hcare Partners Medicare HMO
- HIP Hlth Essential Pl 1 & 2
- HIP Hlth Essential Pl 3&4
- HIP HMO POS
- HIP Medicaid
- HIP Medicare HMO
- HIP Medicare PPO
- HIP NY City HMO
- HIP PPO EPO
- HIP Somos Child Health Plus
- HIP Somos Essential Plan 1&2
- HIP Somos Essential Plan 3&4
- HIP Somos Medicaid/HARP
- Humana
- Humana Medicare
- Local
- Local 1 Bricklayers Magnacare
- Local 1102 Magna
- Local 1199 Emp SJH SEIU
- Local 1199 National Benefit Fund
- Local 1205
- Local 1298 Magna
- Local 138 Operating Engineers Magna
- Local 1500
- Local 1964
- Local 210 Retiree Grp Magna
- Local 210 Unity Welfare Fund
- Local 25 Ibew Magna
- Local 272 Welfare Fund Magna
- Local 29 Blasters & Drillers & Minors
- Local 3 Magna
- Local 30 Trust Fund Engineers Magna
- Local 338 Magna
- Local 342 50 Magna
- Local 342 Insurance Trust Magna
- Local 361 Magna Care
- Local 381 Magna
- Local 40 Iron Workers
- Local 463 Health Fund
- Local 522
- Local 66 Magna
- Local 6A Cement And Concrete
- Local 802 Musicians
- Local 803 Ibt Health And Welfare Fund Inc.
- Local 804
- Local 806 Bridge Painters - Alicare
- Local 810
- Local 810 Union Wire Metal
- Local 812 Magna
- Local 888 Magna
- Magna Direct Plus
- Magna Preferred PPO
- Medicaid
- Medicaid Out Of State
- Medicare
- Medicare Railroad
- Meritain Health
- Meritain Health Aetna PPO
- Molina
- Molina Exchange
- Molina Medicaid
- Multiplan
- Optum Health/Blue Cross
- Oscar
- Oscar Health Exchange
- Other Medicaid
- Other Medicare
- Oxford
- Oxford Bh
- Oxford Medicare
- Partners Health Plan
- Partners Health Plan Medicare
- Secure Horizon Mcr Complete PPO
- Sunrise
- Three Rivers
- Three Rivers Provider Network
- Tricare Champus
- UMR
- UMR UHC Salt Lake City
- United HC Choice Plus POS
- United HC Community Child Health Plus
- United HC Community Medicaid
- United HC Essential Pl 1 & 2
- United HC Essential Pl 3&4
- United HC Exchange
- United HC HMO POS
- United HC Medicare HMO
- United HC Medicare PPO
- United HC Narrow Network
- United Hc Nexus ACO R
- United HC NexusACO OA
- United HC PPO
- United HC PPO Empire Plan
- United HC PPO EPO Indemnity
- United HC Speech
- United Health Plus PPO
- United Healthcare
- United Healthcare Medicaid
- United Healthcare Medicare
- United Healthcare Mpn
- VNS Choice
- Vns Choice Medicare Replacement
- Wellcare
- Wellcare Medicaid
- Wellcare Medicare
- World Trade Ctr Fund
Ratings & Reviews
5 out of 5
614 ratings, 116 reviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- 5 out of 5 starsReviewed on 1/31/2026
I would not go anywhere else
- 5 out of 5 starsReviewed on 1/19/2026
Outstanding experience.
- 5 out of 5 starsReviewed on 1/19/2026
Dr. Pappas is an outstanding cardiologist. My family has gone to him for years, and now I bring my son to him as well. He is a highly competent, intelligent, Thorough, and personable physician whom we are lucky to have
- 5 out of 5 starsReviewed on 1/15/2026
Dr Pappas coordinated and confirmed treatment with my [...] physician
- 5 out of 5 starsReviewed on 1/14/2026
Dr. Pappas is a great physician and has treated many of my family members.
- 5 out of 5 starsReviewed on 1/12/2026
Dr Pappas is a wonderful doctor and a lovely person . He is caring and attentive, informative and of course extremely knowledgeable and professional.
- 5 out of 5 starsReviewed on 1/10/2026
Dr Pappas is an excellent cardiologist and provider. He is very attentive answers all my questions and provide excellent care.
- 5 out of 5 starsReviewed on 1/10/2026
Dr Thomas Pappas & his staff are amazing he is my Dads & husbands cadiologist also has been truly amazing in our family heart surgeries & visits thank you the best!!!!
- 5 out of 5 starsReviewed on 1/10/2026
Couldn't ask for a more knowledgeable, professional and caring doctor than Dr. Pappas
- 5 out of 5 starsReviewed on 1/9/2026
Dr. Pappas is such a wonderful Doctor. It was such a pleasure meeting him and his PA [...]. They were very thorough, as soon as MA completed her assessment both PA and Dr Pappas entered and address all questions, explained previous test results and came up with a plan. He was very knowledgeable and down to earth. I love his demeanor and honestly but most Importantly he was easy and comfortable to speak to and addressed my concerns.
- 5 out of 5 starsReviewed on 12/30/2025
First rate and very clean premises.
- 5 out of 5 starsReviewed on 12/27/2025
Dr. Pappas is a superior doctor in both listening and making necessary decisions for my care.
- No RatingReviewed on 12/20/2025
Dr. Pappas is an excellent listener and made wise suggestions for my care.
- 5 out of 5 starsReviewed on 12/19/2025
Dr. Pappas is very caring and and easy to talk to and discuss and formulate get well plans
- 5 out of 5 starsReviewed on 12/19/2025
Dr. Pappas and his team are great.
- 5 out of 5 starsReviewed on 12/12/2025
100% plus would recommend Dr. Pappas and his team AND St. Francis hospital to everyone!!
- 5 out of 5 starsReviewed on 12/12/2025
Best Doctor I've ever worked with! Dr. Pappas is Very informative and attentive to details and my concerns!!!
- 5 out of 5 starsReviewed on 12/8/2025
Dr. Pappas and his assistant NP/PA are excellent, listeners and addresses all my concerns immediately.
- 5 out of 5 starsReviewed on 12/7/2025
Dr Pappas is the best
- 5 out of 5 starsReviewed on 12/5/2025
Totally trust his expert opinion
- 5 out of 5 starsReviewed on 12/3/2025
The Best there is.
- 5 out of 5 starsReviewed on 11/28/2025
Dr Pappas is the Best of the Best
- 5 out of 5 starsReviewed on 11/26/2025
Dr Pappas was thorough and explained in detail all I needed to access my problem. Most importantly, he had empathy but yet professional!
- 5 out of 5 starsReviewed on 11/15/2025
Dr Pappas is excellent
- 5 out of 5 starsReviewed on 11/10/2025
Perfect visit
- 5 out of 5 starsReviewed on 11/5/2025
YES, I recommend them.
- 5 out of 5 starsReviewed on 11/3/2025
I have made recommendations to family and friends about this care provider, and continue to do so.
- 5 out of 5 starsReviewed on 11/1/2025
Dr Pappas always show concern!He is always available, and really listens!He is an outstanding doctor!
- 5 out of 5 starsReviewed on 10/31/2025
Will recommend this office to orhers
- 5 out of 5 starsReviewed on 10/25/2025
The best care
- 5 out of 5 starsReviewed on 10/24/2025
Dr. Pappas is great!
- 5 out of 5 starsReviewed on 10/23/2025
Its always a great experience. Very patient.
- 5 out of 5 starsReviewed on 10/22/2025
Very knowledgeable and atuned to my concerns and prognosis
- 5 out of 5 starsReviewed on 10/21/2025
Dr. Thomas Pappas is a very knowledgeable, caring, and excellent physician!
- 5 out of 5 starsReviewed on 10/20/2025
Dr. Pappas is always very concerned about my health and answers all my questions.
- 5 out of 5 starsReviewed on 10/17/2025
Dr Pappas and his staffers are as always doing a great job.
- 5 out of 5 starsReviewed on 10/17/2025
Dr Pappas is the Best doctor that any patient could ask for. Top notch..
- 5 out of 5 starsReviewed on 10/17/2025
The whole team was great
- 5 out of 5 starsReviewed on 10/15/2025
Good
- 5 out of 5 starsReviewed on 10/13/2025
Dr. Pappas excellent care of his patients always concerned.
- 5 out of 5 starsReviewed on 10/12/2025
Dr Pappas is kind, emphatic , and knowledgeable physician.
- 5 out of 5 starsReviewed on 10/10/2025
Dr Pappas is the BEST
- 5 out of 5 starsReviewed on 10/9/2025
Excellent team coordination. - No rushing through. Very good consulting and explaining.
- 5 out of 5 starsReviewed on 10/4/2025
Dr. Pappas is a true doctor.
- 5 out of 5 starsReviewed on 10/3/2025
Dr Pappas is extraordinary
- 5 out of 5 starsReviewed on 9/25/2025
Excellent care as usual from Dr. Pappas. This visit was pre-surgical clearance.
- 5 out of 5 starsReviewed on 9/23/2025
Have been a patient there for over 30 years. The Best!
- 5 out of 5 starsReviewed on 9/18/2025
Dr Pappas is the best.
- 5 out of 5 starsReviewed on 9/18/2025
Very good
- 5 out of 5 starsReviewed on 8/31/2025
Dr. Pappas is always kind, efficient, knowledgeable and empathetic
- 5 out of 5 starsReviewed on 8/27/2025
The PA and Doctor Pappas are the best
- 5 out of 5 starsReviewed on 8/26/2025
Very good experience
- 5 out of 5 starsReviewed on 8/24/2025
Dr Pappas was patient, thorough, exclaimed everything. He was great! I felt in very good hands!
- 5 out of 5 starsReviewed on 8/23/2025
Always excellent
- 5 out of 5 starsReviewed on 8/23/2025
Dr Pappas is the Best of the Best caring patient articulate and an extraordinary Doctor
- 5 out of 5 starsReviewed on 8/21/2025
Always a good experience
- 5 out of 5 starsReviewed on 8/21/2025
Dr Pappas is professional, knowledgeable and skilled.
- 5 out of 5 starsReviewed on 8/18/2025
Dr. Pappas was friendly, informative and took the time to explain my medical issue in layman's terms.
- 5 out of 5 starsReviewed on 8/18/2025
Dr. Pappas is an extremely intelligent, competent, personable, and caring physician who goes out of his way to help his patience as well as explain options with family members. He is truly one of his kind, and someone that my family has depended on now going into the third generation., And he is just as wonderful and up-to-date on the latest treatments and philosophies regarding medical intervention
- 5 out of 5 starsReviewed on 8/18/2025
Very good.
- 5 out of 5 starsReviewed on 8/11/2025
My experience was: Good Good Good Excellent Thanks a Million for your care. My appreciation is the highest !!! Respectfully [...]
- 5 out of 5 starsReviewed on 8/11/2025
Excellent concern n care
- 5 out of 5 starsReviewed on 8/10/2025
Dr. Pappas has treated me for twenty years as of this past [...]. A very special person.
- 5 out of 5 starsReviewed on 8/8/2025
Dr. Pappas is a superb doctor and shows deep care to
- 5 out of 5 starsReviewed on 8/8/2025
Dr Pappas is the best
- 5 out of 5 starsReviewed on 8/7/2025
I have great confidence in the staff recommendations & concern.
- 5 out of 5 starsReviewed on 8/7/2025
Dr Pappas is a phenomenal doctor who has a compassionate approach to my cardiac concerns. He is exceedingly considerate & patient in both listening to me and answering my questions thoroughly. His manner, experience and knowledge inspire my trust & confidence. I continue to be exceptionally active and healthy.
- 5 out of 5 starsReviewed on 8/7/2025
Dr Pappas is the best- suggested proper tests which resulted in necessary care !
- 5 out of 5 starsReviewed on 8/3/2025
Dr. Pappas is very thorough and answers all my questions. He is an expert and I value his care
- 5 out of 5 starsReviewed on 8/2/2025
Excellent advice and care.
- 5 out of 5 starsReviewed on 8/1/2025
Dr Pappas is a doctor who I would trust with my life and I have. He's the best aside of the fact he's great at what he does but also because he cares.
- 5 out of 5 starsReviewed on 7/31/2025
Can't say enough about how much I liked Dr. Pappas.
- 5 out of 5 starsReviewed on 7/30/2025
The Nurse And Dr. Pappas Were Very Friendly And Professional.
- 5 out of 5 starsReviewed on 7/30/2025
Dr. Pappas is the Best!!!
- 5 out of 5 starsReviewed on 7/28/2025
I have been working with Dr. Pappas and his staff for years because of the genuine caring manner.
- 5 out of 5 starsReviewed on 7/26/2025
Excellent.
- 5 out of 5 starsReviewed on 7/26/2025
[...] Dr. Pappas is an exceptional physician. Always takes the time with me explaining my admission to the hospital. Reviewed the stent procedure showing the video and explaining the entire procedure. I feel I am in wonderful hands in Dr. Pappas care. His team is to be commended for the excellent care providing not just to myself but to all patients. God Bless all of them!!!
- 5 out of 5 starsReviewed on 7/24/2025
Dr. Pappas always call the pt for results either positive or negative results which is good.
- 5 out of 5 starsReviewed on 7/19/2025
Excellent experience.
- 5 out of 5 starsReviewed on 7/18/2025
Very good experience.
- 5 out of 5 starsReviewed on 7/18/2025
Dr. Pappas is awesome in every way.
- 5 out of 5 starsReviewed on 7/18/2025
On my 1st visit he checked my lab work. He called me to say how pleased he was with my cholesterol level he had to tell me.
- 5 out of 5 starsReviewed on 7/14/2025
He's the best.
- 5 out of 5 starsReviewed on 7/9/2025
Doctor Pappas is an incredible doctor. I trust him 1000%.
- 5 out of 5 starsReviewed on 7/3/2025
There is no one like Dr. Pappas!!
- 5 out of 5 starsReviewed on 7/1/2025
Very thorough!!
- 5 out of 5 starsReviewed on 6/29/2025
Very knowledgeable and diligent. Explained things clearly.
- 5 out of 5 starsReviewed on 6/25/2025
Dr. Pappas is an excellent physician who is knowledgeable, kind and caring.
- 5 out of 5 starsReviewed on 6/25/2025
Dr PAPPAS is impeccable. Truly a traditional Dr in every way. He asks questions, makes eye contact, listens attentively, personable and he genuinely cares for the patient! I trust him.
- 5 out of 5 starsReviewed on 6/25/2025
Caring and interested in my well being
- 5 out of 5 starsReviewed on 6/24/2025
Dr Pappas is always involved in my health care and consistently is up to date with any changes concerning me. He takes a loving and genuine concern for my health and will ask for updated records from my other health providers.
- 5 out of 5 starsReviewed on 6/23/2025
Dr. Pappas is easy to talk to making the doctor patient relationship more effective in caring for me. He listens and does not make you feel rushed.
- 4 out of 5 starsReviewed on 6/23/2025
Excellent Dr Pappas
- 5 out of 5 starsReviewed on 6/18/2025
Dr Pappas is an exceptional doctor. He is caring, willing to listen, and very thorough. He strongly encouraged me to get a MRA during which a cranial aneurysm was identified. I have a long list of friends and relatives that want to hug Dr Pappas for finding this "large" aneurysm and helping me pursue treatment!!
- 5 out of 5 starsReviewed on 6/7/2025
Dr Thomas Pappas is excellent
- 5 out of 5 starsReviewed on 6/5/2025
Very professional...outstanding provider..
- 5 out of 5 starsReviewed on 6/2/2025
Dr. Pappas is excellent and always calls with any test results as soon as they are available.
- 5 out of 5 starsReviewed on 5/31/2025
We always walk away happy from visits wirh Dr Pappas
- 5 out of 5 starsReviewed on 5/30/2025
Dr Pappas is excellent!
- 5 out of 5 starsReviewed on 5/29/2025
Dr Pappas is a smart, professional doctor. I was lucky to find him. I had an appt with my PCP the next day and Dr Pappa's notes were already sent to him.
- 5 out of 5 starsReviewed on 5/29/2025
Dr. Pappas is a wonderful cardiologist, extremely thorough, accommodating, and a great listener. His warm and friendly demeanor help alleviate the stress That anyone with it a medical situation feels.
- 5 out of 5 starsReviewed on 5/23/2025
Everyone I came in contact with was willing to help and care for me. 4. Had new ideas that worked.
- 5 out of 5 starsReviewed on 5/21/2025
Always a good experience. I want my daughter & son in law to become patients. They both need his care now that they are in their 50's
- 5 out of 5 starsReviewed on 5/19/2025
I would definitely recommend this office to others.
- 5 out of 5 starsReviewed on 5/17/2025
All very good
- 5 out of 5 starsReviewed on 5/16/2025
Dr. Pappas is the best! He was still working at 10:30 pm on my echo test results and called me at home with results...
- 5 out of 5 starsReviewed on 5/12/2025
Dr. Pappas is very attentive to my descriptions regarding what is going on with me.
- 5 out of 5 starsReviewed on 5/11/2025
Dr Pappas is the best
- 5 out of 5 starsReviewed on 5/10/2025
Dr Pappas is a caring knowledgeable professional who asked pertinent health questions
- 5 out of 5 starsReviewed on 5/6/2025
Dr Pappas is very thorough.
- 5 out of 5 starsReviewed on 5/3/2025
I have nothing but good things to say about this office and doctors
- 5 out of 5 starsReviewed on 5/2/2025
Dr. Pappas is an excellent physician- Knowledgeable, professional, caring and understanding! I would highly recommend Dr. W. Pappas.
- 5 out of 5 starsReviewed on 5/2/2025
Felt I was in very good hands!
- 5 out of 5 starsReviewed on 4/27/2025
Very good
- 5 out of 5 starsReviewed on 4/24/2025
I was referred to Dr. Thomas W. Pappas by my then attending physician Dr. [...] in 2015 and form that time , I became aware of how fortunate I was to have Dr. Pappas as my heart physician. He has always been very professional and knowledgeable. He TRULY cares and is concerned with my health & well being. Sometimes you come across a physician that you tolerate seeing, not so, with Dr. Pappas! He even calls me at night when there is an issue WOW!! [...] is very fortunate to have Dr. Pappas on their staff. [...] LOVE HIM! Speak of him often and also refer him to many of my friends. Thank you Dr. Pappas; take care God bless you! [...] Excellent.
- 5 out of 5 starsReviewed on 4/19/2025
Dr. Pappas has been a very special person/dr on my life.