Skip to main content

Dedicated to your health

Helping our patients live their best possible lives by promoting wellness, managing illness and restoring health.

Discover patient centered care
Find a Provider
Visit Our Patient Portal
Pay My Bill

Schedule Your Appointment Now

Online scheduling now available for Mather Primary Care locations at Port Jefferson, Stony Brook and Washington Park!

Our Locations

{{ location.parent }}
{{ location.name }}

{{ location.address }} {{ location.address2 }}
{{ location.city }}, {{ location.state }} {{ location.zip }}
Fax: {{ location.fax }}
More info

Our Services

Back Pain Treatment

Cardiology

Colon and Rectal Surgery

Diabetes Management and Prevention

Endocrinology

Family Medicine

Gastroenterology

Internal Medicine

Neurology

Stroke Therapy

Vascular Surgery

Meet Your Providers

Get expert care close to your home. Search for a provider by name, specialty or location.

Find a Provider

Health tip of the week Lose a little, gain a lot

Keep reading

News releases

More News

Harborview is proud to welcome our new Gastroenterology and Colorectal Practices!

Harborview medical services is pleased to announce the opening of its newest offices in Port Jefferson, Mather Gastroenterology and Mather Colon and Rectal Surgery.

Together, these physicians bring many years of medical experience to their practices, which are both located at 70…

Keep reading

We are pleased to welcome Anita Biswas, NP to our Rocky Point location!

Anita Biswas, AGNP-BC, is an experienced Nurse Practitioner in primary care. She received her Bachelor of Science in Nursing from Eastern Michigan University in 2011 and her Master of Science in Nursing from the University of Michigan, Ann Arbor in 2015. She joins Harbor View Med…

Keep reading