Dr. Thomas O'Brien II, DO
Family Physician
At a glance
4.83 stars (651 reviews)
97% are satisfied with this provider ·
Has 20+ years of experience
Graduated from Des Moines University, Doctor of Osteopathic Medicine
Works at Thomas G. O'Brien II MS. DO. PC
Affiliated with North Shore University Hospital
4.83
651 reviews
Bedside manner
4.9
Wait time
4.9
Recent reviews
Accommodating office hours that better suit working people.
A friendly, down to earth staff who are polite, and considerate.
Dr. O'Brien is a very caring, knowledgeable person, and he always treats his patients like they're members of his extended family.
September 23, 2025Jennifer A.Verified patient
Hardly any wait time. The Dr is very focused on holistic health and educating patients on nutrition and healthy living. He explained things clearly and allowed time for questions.
Less than 1 year agoTiffany S.Verified patient
Thomas O'Brien II does not participate in Zocdoc to offer online booking at this time
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Areas of expertise
This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.
Upper respiratory Infection (URI)
Upper respiratory Infection (URI)
Other popular visit reasons
Annual Physical
Chicken Pox
Chiropractic Consultation
Drug Allergy
ENT Consultation
Foot Consultation
Illness
Obesity Hypoventilation Syndrome
Annual Physical
Chicken Pox
Chiropractic Consultation
Drug Allergy
More about Dr. Thomas O'Brien II, DO
Dr. Tommy O has a Doctor of Osteopathic Medicine Degree from the University of Osteopathic Medicine and Health Sciences, a Masters Degree in Clinical Nutrition from the New York Institute of Technology, and completed his Family Medicine Residency at St. Barnabas Hospital, Bronx, New York. Dr. Tommy O spent the first sixteen years of his career practicing Primary Care in an underserved community located in the South Bronx. He then opened a private practice on the Upper East Side of Manhattan.
Dr. Tommy O has devoted his life to not just treating his patients but educating them so they can improve their lifestyle through healthier choices. Through the use of medication, hands-on manipulation, and education, he is able to treat each patient as an individual and tailor a protocol that will best resolve any medical issue. Dr. Tommy O is known for his ability to explain complex medical problems in simple terms so that every patient can understand and help control their well-being.
More than a medical practitioner, Dr. Tommy O is an author with two certified number 1 Amazon Best sellers, as well as a public servant who has devoted much time and effort to enriching communities across New York City.
Education & experience
Education
Medical School - Des Moines University, Doctor of Osteopathic Medicine
St. Barnabas Hospital, Residency in Family Medicine
New York Institute of Technology, New York College of Osteopathic Medicine, Master's in Clinical Nutrition
Practice
Thomas G. O'Brien II MS. DO. PC
Affiliation
North Shore University Hospital
Professional memberships
International Society of Police Surgeons
Federal Emergency Management Agency
Awards and publications
Beta Award for Best TV Series
Beta Award for Best Health Program x 3
Beta Award for Best Educational Program
Best Community Health Advocate
Military: Operation Support Medal x 4
United States of America, Presidents Volunteer Gold Award
United States Amateur Boxing Association
Background
Languages spoken
English
Gender
Male
NPI number
#1063434298
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Patient reviews
All reviews have been submitted by patients after interacting with the practice.
Overall rating
4.83
Wait time
4.89
Bedside manner
4.92
Your trust is our top concern, so providers can't pay to alter or remove reviews. We also don't publish reviews that contain any private patient health information. Learn more here
651 reviews
Most relevant
It was Great! Dr. O’Brien was very helpful and knowledgeable. Everything exceeded expectations. Would definitely recommend.
April 14, 2025Initials hidden
Dr. O'Brien was so friendly and did a great job of explaining my diagnosis. He really took his time with me.
July 16, 2025Juliana L.Verified patient
I was treated very well.
Office people were great. Dr, O'Brien is very knowledgeable, respectful and patient.
June 1, 2025Geraldine Q.Verified patient
Great doctor, takes time to listen and I like that I did some testes in the clinic.
The staff is welcoming, great location.
September 12, 2024Magda M.Verified patient
The doctor was excellent, completely fixed my issue within minutes. Great bedside manner and genuine cool guy.
April 2, 2025Nicholas P.Verified patient
Great Doctor. He really listens to your needs and communicates to you clearly on what’s best for your current health needs
August 8, 2024Norbi L.Verified patient
Excelente atención, me atendieron enseguida y me hizo muy bien el tratamiento que me mandó.
October 7, 2025Elvis F.Verified patient
Dr. Thomas is very kind. The assistants there are also very kind and warm that reduce my anxiety. A very good experience.
February 12, 2024Tzuyi L.Verified patient
Best doctor I have ever seen. Extensive medical exams which go above and beyond what a normal physical is.
December 6, 2024Rodrigo R.Verified patient
The doctor was very easy to talk to. We established a quick rapport.
Staff was helpful and friendly. I will go back.
February 5, 2024Steve S.Verified patient
Amazing bed side manner. Patient and understanding. Very thorough and empathic. I felt relief when I was done.
August 29, 2024Anna G.Verified patient
Great doctor , awesome personality and bedside manner, the office workers were also very friendly
April 7, 2025Abad N.Verified patient
Dr. Thomas O'Brien II is very professional, great communicator, listen the patients. Was very pleasure to be there.
March 7, 2024Ivan H.Verified patient
Great & speedy service. Doc was great to talk to and was knowledgeable of my concerns. Would definitely recommend
March 12, 2024Initials hidden
El personal es amable te atiende con respecto esta todo limpio y sobre todo el personal habla tu idioma gracias
March 6, 2024Maria C.Verified patient
It was a lovely experience. He was friendly and helpful. Staff were great. Will definitely recommend!
October 29, 2024Sade S.Verified patient
Great bedside manner, doctor was very understanding and knowledgeable about my issue and was a a great help.
February 27, 2024Maria Q.Verified patient
I would recommend the doctor to anyone searching for Primary Care physician around this part of Queens, NY.
More than 1 year agoInitials hidden
Dr O'Brien and his staff are very professionals and friendly. I highly recommend Dr. O'Brien office.
July 14, 2024Ivan H.Verified patient
A friendly and boisterous doctor. Was straight to the point and enthusiastic in his want to help.
More than 1 year agoColeman B.Verified patient
Great bedside manner, the doctor was very informative and help me with my issue. Would highly recommend.
February 19, 2024Elizabeth V.Verified patient
Really humorous Dr also great listener, got the prescription I’ve needed my whole life! Highly recommend.
January 5, 2024Kevin B.Verified patient
Very personable, relatable, friendly. Knows what he’s talking about, gives you clear answers.
September 4, 2024Initials hidden
Great first appointment. Dr, O’Brien gave me full attention and worked with me on my diagnosis.
More than 1 year agoInitials hidden
Wonderful visit.
Listening ear, extremely helpful and very friendly.
Highly recommend!
Thank you.
March 26, 2024Georgia N.Verified patient
Great interaction with Dr Tommy O. Answered all my questions and will be coming back for a follow up
February 16, 2024Anthony P.Verified patient
Wonderful experience very friendly and able to address all my questions and concerns! I will be back for sure!
June 21, 2022Katie Dobson D.Verified patient
Overall a great experience, the doctor was kind and enthusiastic about his work.
February 14, 2025Michael F.Verified patient
Very informative and friendly. Took time to explain everything which was great. Highly recommend Dr. O'Brien.
More than 1 year agoInitials hidden
I like Dr Thomas O’Brien, already recommended someone. He will be my PCP.
February 3, 2025Leon S.Verified patient
Very good and professional. For immediate consultation, he's the right doctor
More than 1 year agoYolly C.Verified patient
Thank you Dr O'Brian and your great staff. This community is lucky to have you.
October 14, 2024Husnara A.Verified patient
Very kind. Very thorough. Very knowledgeable. 5 star service. I'll be back!!!??????
July 29, 2024Lavern J.Verified patient
Always a great pleasure dealing with Dr . O' Brien and his staff.
May 10, 2025Jennifer A.Verified patient
Very friendly staff and helpful and responsive doctor.
September 11, 2025Kevin L.Verified patient
The appointment exceeded my expectations. The whole experience was 5 stars.
November 7, 2024Angela M.Verified patient
I highly recommend this doctor, he is very knowledgeable and has great bedside manners.
November 21, 2023Initials hidden
I went into there with a 2 week severe back pain. I got out without any pain.
August 2, 2024Marleny M.Verified patient
Very comfortable and informative
Yes would recommend a friend or relative
August 21, 2024Daryl M.Verified patient
Great doctor and work staff, the environment as a whole.
June 23, 2025Steve G.Verified patient
The doctor was knowledgeable and had a good bedside manner. The staff was friendly.
December 6, 2023Melissa O.Verified patient
Great bedside manners
We felt relax and comfortable while we wait.
December 17, 2024Angel A.Verified patient
First visit went really well, I felt super comfortable
June 19, 2025Initials hidden
The doctor is great the staffs are friendly and waiting is not much.
More than 1 year agoInitials hidden
Dr. Thomas is very nice, very clear with explainations ??
May 3, 2025Mary Christine H.Verified patient
Dr. Was very kind and very professional. I'll come back.
More than 1 year agoInitials hidden
One of the clearest /informative doctor’s visits I’ve experienced.
September 18, 2024Lisa T.Verified patient
Nice people, they try to relate to you and share stories which is nice
More than 1 year agoInitials hidden
Dr.O’Brian is so personable and I am happy to have him as my PCP!
September 17, 2024Anna T.Verified patient
An all around doctor who will listen to you and explain clearly what can be done.
March 3, 2023Kurt B.Verified patient
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Which hospital is Dr. Thomas O'Brien II affiliated with?
Dr. Thomas O'Brien II is affiliated with North Shore University Hospital.
What practice does Dr. Thomas O'Brien II work with?
Dr. Thomas O'Brien II works with Thomas G. O'Brien II MS. DO. PC.
What are common reasons for patients to see Dr. Thomas O'Brien II?
Dr. Thomas O'Brien II frequently sees patients for Annual Physical, Chiropractic Consultation, ENT Consultation, Foot Consultation, and Illness. You can see other visit reasons for Dr. Thomas O'Brien II on their profile.
What languages does Dr. Thomas O'Brien II speak?
Dr. Thomas O'Brien II speaks English.
How do patients rate Dr. Thomas O'Brien II in reviews?
651 patients have reviewed Dr. Thomas O'Brien II. The overall rating for this doctor is 4.83/5. They have a 4.92/5 rating for bedside manner and a 4.89/5 rating for wait time. You can read individual reviews and ratings on their profile.