


Dr. Joseph Ng, MD
Dr. Joseph Ng, MD is a critical care medicine specialist in Port Jefferson, NY and has over 20 years of experience in the medical field. He graduated from Ponce School of Medicine, Ponce, Puerto Rico in 2003. He is affiliated with medical facilities Mather Hospital and NYC Health + Hospitals/Elmhurst. He is not accepting new patients.
Practice
75 N Country Rd Port Jefferson, NY 11777Make an Appointment
At a Glance
- Areas of ExpertiseDr. Ng specializes in the areas of Clinical Pathology, Critical Care Medicine & Internal Medicine. • See board certifications
- Practices at Top Hospital
- Hospital Satisfaction

Save money with free prescription discounts
Experience Check
Search for experience in a specific area
Insurance Check
Search for your insurance carrier and choose your plan type
Dr. Ng's Reviews
Likelihood to recommend Dr. Ng
5.0
5 Star | 100% | 100% |
4 Star | 0% | 0% |
3 Star | 0% | 0% |
2 Star | 0% | 0% |
1 Star | 0% | 0% |
Leave a review
How was your experience with Dr. Ng?Overall Patient Satisfaction
Likelihood of recommending Dr. Ng to family and friends is 5 out of 5
About Me
care philosophy
Compassion and Empathy where every patient is a person. Treat others as you would want to be treated and less is more in most cases.biography
Dr. Joseph Ng is an Intensivist, Vice President and Medical Director (CMO) of Mather Hospital, and President of Mather Medical Group in Port Jefferson, NY. He was previously the CMIO and founder and Program Director of the Transitional Year...read moreCritical Care Medicine
Internal Medicine
Clinical Informatics
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Hofstra University, Mba
2024Critical Care Medicine - Mount Sinai , Ny
Fellowship Hospital, 2009St Vincent's Med Ctr, Internal Medicine
Residency Hospital, 2007St Vincent Hosp-hlth Center
Internship Hospital, 2004Ponce School Of Medicine, Ponce, Puerto Rico
Medical School, 2003Suny - Stony Brook University
Undergraduate School, 1998
Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.
Learn more about medical license public record checkEnglish
Cantonese
Spanish
Focus on Asthma
Locations
Practice
Affiliated Hospitals
- Recipient of 22
hospital awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top 5% in the nation for consistently delivering clinical quality
View all awardsOutstanding Patient Experience Award™ (2024, 2023, 2022)
Top 5% in the nation for consistently delivering clinical quality
View all patient feedbackHow patients felt about the care they received at this hospital.
90%Patients said they were given information about recovering at home6% higher than the national average
85%Patients said that nurses always listened to them and explained things well10% higher than the national average
- View all patient feedback
How patients felt about the care they received at this hospital.
80%Patients said they were given information about recovering at home4% lower than the national average
71%Patients said that doctors always listened to them and explained things well5% lower than the national average
Compare Providers
Providers shown based on Dr. Ng's location and specialty. Show more Critical Care Medicine Doctors.
Your trust is our top concern. Learn more.
We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.
All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.
Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.
Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.