Home Ticker

We have Moved from Glen Oaks to Bay side
Click here for more details
  • LocationMt. Sinai: (631) 928-2600, (631) 928-9355
  • LocationBay Side: (718) 347-3500
  • LocationSelden: (631) 696-2000
icon Medical Associates Bay Side
214-22 73rd Avenue,
Bay Side, NY 11364
Phone: (718) 347 3500
Fax: (718) 776 3723
icon Medical Associates Mt Sinai
5499 Nesconset Hwy,
Mt Sinai, NY 11766
Phone: (631) 928 2600, (631) 928 9355
Fax: (631) 928 9351
icon Medical Associates Huntington
775 Park Avenue, Suite 145,
Huntington, NY 11743
Phone: (631) 261 4445
Fax: (631) 261 3710
icon Medical Associates Patchogue
250 Patchogue Yaphank Road, Suite 12,
East Patchogue, NY 11772
Phone: (631) 654 7800
Fax: (631) 654 7899
icon Medical Associates Selden
243 Boyle Rd,
Selden, NY 11784
Phone: (631) 696 2000
Fax: (631) 696 2003
icon Medical Associates Corporate Office
503 Route 111,
Hauppauge, NY 11788
Phone: (631) 361 2960
Fax: (631) 361 2966
icon Medical Associates Hauppauge
694 Motor Parkway, Suite 101,
Hauppauge, NY 11788
Phone: (631) 265 9355
Fax: (631) 864 8504

Northport Office Relocation

Our new office address is
775 Park Avenue, Suite 145,
Huntington, NY 11743

where we will continue to serve our patients in the same friendly manner as before.
Our office numbers will remain the same as Phone: (631) 261 4445 / Fax: (631) 261 3710

Meet Our specialists

View All

Director of Operations

Quality and Compliance at Medical Associates


About Us

Medical Associates is a multispecialty group founded in 2003. We have a team of board certified physicians supported by trained staff to provide the best primary preventive care to the patients. Our physicians have earned a reputation in the healthcare industry for their clinical expertise. At Medical Associates, we use latest healthcare technology to deliver effective medical care. We specialize in primary medical care, preventive care, annual physicals, and more. The ultimate goal of our healthcare team is to provide medical counsel and care to help you live well.

List of our certified professionals include Dr. Rajesh Raina, the founder of Medical Associates who has completed his Residency at the University of Medicine and Dentistry. He was also elected as “Chief of the Department of Medicine” while working in Escanaba, MI.

Dr. Marc Rybstein, specialized Cardiologist with many board certifications and Dr. Laura Rivera, board certified family physician.

latest blog

The Benefits of Choosing the Right Physician

Having an experienced physician who is familiar with you and your health history can be a great advantage, when one needs health advice. A trustworthy relationship with your physician will help you

read more

Do you know the symptoms and risks of glaucoma? 

Glaucoma is an eye-disorder that causes blindness. This disease damages the optic nerve of the eye that is mainly caused to abnormal high pressure inside the eye. However, the main problem related

read more

Under what circumstances are blood tests conducted

Health problems, whether minor or major, are bound to occur at some time in our life. Some of the health problems can be determined easily while some require proper test to determine

read more

latest news

Daily orange juice consumption could lower risk of dementia by half

A two-decade study from Harvard University has found that drinking orange juice could help fight cognitive decline…

12/12/2018 1:08:53 PM read more

New Drug Target Discovered for Potential Blood Pressure Treatment

Scientists have identified a key player in blood pressure regulation and have shown that switching it off reduces blood pressure in mice, according to new…

12/12/2018 1:06:29 PM read more

Researchers reveal previously unknown genetic effect that can raise or reduce risk of heart disease

Atherosclerotic disease, the slow and silent hardening and narrowing of the arteries, is a leading cause of mortality worldwide, responsible for more than 15 million deaths each year, including an estimated 610,000 people in the United States.

12/03/2018 8:24:13 AM read more

Signup newsletter


Excellent in all ways Always best to make early appointment before the crowds arrive. I have seen many doctors before but Dr. Raina cares about this patient's
health and takes time to discuss all.

November 13, 2014 by Lloyd K.
click to view all