Credentials

Credentials

  • Board certifications

    • Internal Medicine - American Board of Internal Medicine

    • Gastroenterology - American Board of IM/Gastroenterology

  • Academic titles

    • Assistant Professor,

  • Medical school

    • Weill Medical College of Cornell University

  • Residencies

    • North Shore University Hospital

  • Fellowships

    • North Shore University Hospital

  • Affiliations

    • Long Island Jewish Forest Hills

    • Long Island Jewish Medical Center

    • North Shore University Hospital

Locations & insurance

Locations & insurance

2001 Marcus Avenue, Suite 18Lake Success, NY 11042

Insurance information

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Patient ratings & comments

Patient ratings & comments

Unlike websites where anyone can post doctor reviews, only actual patients can provide information by completing the survey sent to them by Press Ganey. Learn more.

4.9 out of 5 4.9 out of 5 rating
| 122.0 patient ratings & 31 patient comments

Friendliness/courtesy of the care provider

4.9 out of 5 4.9 out of 5 rating

Explanations the care provider gave you about your problem or condition

4.9 out of 5 4.9 out of 5 rating

Concern the care provider showed for your questions or worries

4.9 out of 5 4.9 out of 5 rating

Care provider's efforts to include you in decisions about your treatment

4.9 out of 5 4.9 out of 5 rating

Information the care provider gave you about medications(if any)

4.9 out of 5 4.9 out of 5 rating

Instructions the care provider gave you about follow up care (if any)

4.8 out of 5 4.8 out of 5 rating

Degrees to which care provider talked with you using words you could understand

4.9 out of 5 4.9 out of 5 rating

Amount of time the care provider spent with you

4.9 out of 5 4.9 out of 5 rating

Your confidence in this care provider

4.9 out of 5 4.9 out of 5 rating

Likelihood of your recommending this care provider to others

4.9 out of 5 4.9 out of 5 rating

Most recent comments

Patient comments are gathered from the Press Ganey Patient Satisfaction Survey. Comments are displayed in their entirety and are anonymous for patient privacy.

01/24/2019
"Dr. Thomas is a true professional. He explained thoroughly what to expect during my colonoscopy & thing I could do to prevent constipation. He is kind & caring. Thank you."
01/02/2019
"Unusually caring and communicative doctor! Great experience."
12/31/2018
"Dr Thomas is wonderful and caring . never ever do I feel rushed."
11/26/2018
"Each time I have an appt. with Northwell Health I have been treated with caring and kindness. I am new to the area and so glad I found Northwell Health doctors."
11/17/2018
"Dr Thomas stay with me until I was comfortable and showed interest to my medical problem and took a look at my medical records which I brought with me to appointment. my daughter also felt comfortable with what he had to say."
11/17/2018
"caring and took time for exam. was very thorough in exam. dr Thomas called me the next day with test results. I would recommend him to others."
11/04/2018
"the dr, staff,anesthesiologist all were just wonderful..I have never had a better experience at any doctor visit ever...actually looked at me whe they spoke...especially Dr. Ashby terrific."
10/24/2018
"My wife also goes to Dr. Thomas and she loves him!"
10/05/2018
"Dr. Thomas has a wonderful bedside manner. Very thorough and detailed with his responses & follow up. He is very gentle & caring. Patient is 81 & he assisted her with walking back to waiting area."
09/22/2018
"Exceptional bedside manner. Attentive, concerned!"
09/12/2018
"Dr. Thomas is the most compassionate, caring doctor. He takes his time explaining things to you."
08/01/2018
"Dr. Thomas is very thorough he is very thoughtful and deliberate, and I never felt rushed."
07/30/2018
"Took the time to listen."
07/04/2018
"The doctor was very caring and concerned about my problem."
06/30/2018
"Excellent."
06/25/2018
"Great experience with doctor!"
06/18/2018
"what a wonderful doctor,, he took time to answer my questions with care , I felt very comfortable"
05/17/2018
"Excellent and professional doctor. Concerned about my medical issues and to solve them. Compassionate & caring."
05/11/2018
"Great doctor, excellent takes his time, listens to me is concerned about his patients. He is a doctor who appears to have true vocation. All my family wants him to treat them & friends. "
05/07/2018
"Dr. Thomas is very informative, friendly & gives great explanations of medical condition. Only suggestion - I wish he had waited for my family member to be there in recovery to listen to results. I was pretty groggy still."
03/28/2018
"I only wish there was an 'outstanding' option. Dr. Thomas is one of the best doctors I've ever had. Will be his patient regardless of where he practices."
03/26/2018
"Dr. Ashby took the time to listen to my concerns. He shared the medical diagnosis, but then explained it in terms I could understand. He took the time to fully review my chart (prior labs, ED visits, etc) to ensure he was able to address all of my issues/concerns."
03/12/2018
"My physician was awesome"
10/27/2017
"Dr. Thomas is my new best friend."
10/13/2017
"I highly recommend Dr. Thomas to other patients. He is very friendly and knowledgeable. I really enjoyed by time with him. He makes Northwell a better place."
10/02/2017
"Very helpful good service & with full explanations. All questions answered."
08/25/2017
"Dr. Thomas is new to me (2 visits). I am pleased with his skills and bedside manner."
08/08/2017
"#1. Ashby Thomas MD"
08/02/2017
"Felt very comfortable with the doctor."
06/29/2017
"I found Dr. Thomas to be very qualified, compassionate and very professional."
03/21/2017
"One of the best encounters."