Senior Attending Board-Certified Cardiologist

Stephen W. Kopf, MD, FACC, RVT, PC

Dr. Stephen Kopf is a Senior Attending, Board-Certified Cardiologist affiliated with Phelps Hospital/Northwell Health, and he operates a private practice in Ossining, New York. With over 25 years of experience, Dr. Kopf has provided expert care for patients with coronary artery disease, heart failure, valvular heart conditions, arrhythmias, hypertension, and lipid disorders. His comprehensive approach includes risk assessment and preventive strategies to help reduce the likelihood of heart attacks. In addition to his cardiology credentials, Dr. Kopf is a Registered Vascular Technologist. This specialized training enables him to perform non-invasive evaluations of arterial and venous health using advanced ultrasound imaging and vascular physics principles. He offers second opinions, preoperative consultations, and inpatient care upon request at Phelps Hospital or by appointment at his Ossining office. Known for his clinical expertise and compassionate care, Dr. Kopf consistently receives high praise and strong recommendations from his patients.

Westchester County

Jeff Edwards

New York City Metropolitan Area

Ossining-Croton-On-Hudson

New York

Dr. Stephen Kopf is a Senior Attending, Board-Certified Cardiologist affiliated with Phelps Hospital/Northwell Health, and he operates a private...

Psychiatry, Therapy & Spravato® Care in NY

2nd Arc Psychiatric Associates

2nd Arc Psychiatric Associates provides personalized mental health care for children, adolescents, and adults across New York State. Since 2009, our team has offered compassionate, evidence-based psychiatric care with both in-person and telehealth appointments available. We specialize in psychiatry services, psychotherapy, medication management, ADHD evaluations, anxiety and depression treatment, postpartum depression support, and advanced options such as Spravato® (Esketamine) treatment for treatment-resistant depression. We also offer same-day appointments and flexible scheduling to help patients access care quickly when they need it most. With offices in White Plains and Williamsburg, Brooklyn, plus virtual visits across NYS, we make high-quality mental health care accessible, supportive, and tailored to each individual. Our providers take the time to listen, create personalized treatment plans, and help patients feel heard every step of the way. Most insurance plans are accepted, including coverage for Spravato® treatment for eligible patients. Locations: White Plains Office 311 North Street, Suite 201 White Plains, NY 10605 Brooklyn Office 89 N 4th St. Brooklyn, NY 11249

White Plains

2nd Arc Psychiatric Associates provides personalized mental health care for children, adolescents, and adults across New York State. Since 2009,...

Sustainable Westchester 

Sustainable Westchester is a nonprofit organization helping residents, municipalities, and businesses across Westchester County transition to cleaner, more affordable energy. The organization works to make sustainability practical and accessible by connecting communities with trusted programs, expert guidance, and real-world solutions that improve quality of life while reducing environmental impact. Sustainable Westchester partners closely with local governments and community organizations to support climate action and expand opportunities for residents to participate in the region’s growing clean energy economy. Programs and initiatives include: ● Solar and renewable energy opportunities ● Guidance to improve comfort and efficiency in your home or business ● Energy Savings Programs ● Preparing residents for careers in clean energy Through these efforts, Sustainable Westchester helps strengthen local resilience, support economic mobility, and ensure that the benefits of the clean energy transition reach households and businesses across the county. Residents interested in learning more about available programs or career opportunities are encouraged to visit the organization’s website or get in touch.

Westchester

Dobbs Ferry

Sustainable Westchester is a nonprofit organization helping residents, municipalities, and businesses across Westchester County transition to...

Music entertainment piano & singer Dave Diedrich

Dave Diedrich 

Dave Diedrich is a Piano Player, Singer and Entertainer who performs a dynamic piano &amp; vocal show covering decades of hits, while collaborating with your guest who love to sing along! Make a request and grab the mic! He'll back you up! Dave is also happy to perform for dinner parties and cocktail hours where he can become a part of the ambiance. Whatever the room, there is a song for it!

Dave Diedrich is a Piano Player, Singer and Entertainer who performs a dynamic piano & vocal show covering decades of hits, while collaborating...

Ossining, NY — The Connecticut motorcyclist who was killed after he slammed into a car Sunday in Ossining was being pursued by several law enforcement agencies. Lohud.com said <a href="http://www.lohud.com/story/news/local/westchester/ossining/2016/07/06/francis-sierra-ossining-crash/86746108/" rel="nofollow" target="_blank">Francis Sierra had been speeding and was being chased</a> by Croton Police and the Westchester County Department of Public Safety.<ul><li><a href="https://patch.com/new-york/harrison/get-patchs-daily-newsletter-real-time-news-alerts-0">Get Patch's Daily Newsletter and Real Time News Alerts</a></li></ul><a href="https://patch.com/new-york/ossining/police-id-motorcyclist-killed-route-9-ossining">Sierra, 34, was a resident of Norwalk, Connecticut</a>. For more details on the events leading up to the crash, <a href="http://www.lohud.com/story/news/local/westchester/ossining/2016/07/06/francis-sierra-ossining-crash/86746108/" rel="nofollow" target="_blank">read lohud.com here</a>.

Ossining, NY — The Connecticut motorcyclist who was killed after he slammed into a car Sunday in Ossining was being pursued by several law enforcement agencies.

Lohud.com said <a href="http://www.lohud.com/story/news/local/westchester/ossining/2016/07/06/francis-sierra-ossining-crash/86746108/" rel="nofollow" target="_blank">Francis Sierra had been speeding and was being chased</a> by Croton Police and the Westchester County Department of Public Safety.<ul><li><a href="https://patch.com/new-york/harrison/get-patchs-daily-newsletter-real-time-news-alerts-0">Get Patch’s Daily Newsletter and Real Time News Alerts</a></li></ul><a href="https://patch.com/new-york/ossining/police-id-motorcyclist-killed-route-9-ossining">Sierra, 34, was a resident of Norwalk, Connecticut</a>.

For more details on the events leading up to the crash, <a href="http://www.lohud.com/story/news/local/westchester/ossining/2016/07/06/francis-sierra-ossining-crash/86746108/" rel="nofollow" target="_blank">read lohud.com here</a>.

Police say he was speeding and driving recklessly.

Motorcyclist Killed in Ossining Sunday Was Being Pursued By Multiple Police Agencies

Crime & Safety

Pleasantville-Briarcliff Manor

Chappaqua-Mount Kisco

Peekskill-Cortlandt

Yorktown-Somers

Rockland County

New City

Tarrytown-Sleepy Hollow

Nyack-Piermont

Nanuet

Bedford-Katonah

Hudson Valley Books for Humanity

Have some fun with Blind Tiger Improv, featuring the cream of the crop, the best in the business, our house teams Brunch Punk and I Love Your Grandma. Only $15 at the door! And after the show is The Mixer, where any and all can sign up and play in an improv scene with one of our performers.

Local Event: Improv Spectacular

Improv Spectacular

Have some fun with Blind Tiger Improv, featuring the cream of the crop, the best in the business, our house teams Brunch Punk...

SUNY Purchase Performing Arts Center

Join Logrea Dance Academy for a spectacular 40th Anniversary Performance showcasing the beauty and artistry of dance. Experience an unforgettable evening of talent and grace at this milestone event; tickets are available now via the QR code.

Local Event: A Celebration Of Dance

A Celebration Of Dance

Join Logrea Dance Academy for a spectacular 40th Anniversary Performance showcasing the beauty and artistry of dance....

Dutchess County

Mid Hudson Valley

19-Year-Old Killed In Motorcycle Crash With...

The teen was rushed to Mid-Hudson Regional Hospital, where he died on Friday, according to the Dutchess County Sheriff's Office. 

19-Year-Old Killed In Motorcycle Crash With Honda Is Identified By Authorities 

Traffic & Transit

Putnam County

Southeast-Brewster

Pair Arrested With Stun Gun, 75 Grams Cocaine...

The Carmel woman was released on her own recognizance, while the Peekskill man was remanded to the Putnam County Correctional Facility.

Pair Arrested With Stun Gun, 75 Grams Cocaine After Traffic Stop On Route 6: Sheriff

Port Chester

The Sharing Shelf Launches 2026 Period Product...

The Port Chester non-profit  says it needs about 138,000 pads in 2026 as requests for clothing and supplies keep climbing.

The Sharing Shelf Launches 2026 Period Product Drive Across Westchester

Community Corner

Cache Of Ghost Guns Seized During I-84 Traffic...

A Pennsylvania man was found with a semi-automatic rifle, semi-automatic pistol, AK-style pistol, and high-capacity magazines, NYSP said.

Cache Of Ghost Guns Seized During I-84 Traffic Stop: NYSP

Rivertowns

Volunteer Opportunities Of The Week: 'Run Your...

Every week, Patch will spotlight volunteer opportunities in the Hudson Valley courtesy of Volunteer New York!.

Nearby Communities

State Edition

National Edition

Crime & Safety

Motorcyclist Killed in Ossining Sunday Was Being Pursued By Multiple Police Agencies

Police say he was speeding and driving recklessly.

Michael Woyton, Patch Staff

Find out what's happening in Ossining-Croton-On-Hudsonfor free with the latest updates from Patch.

More from Ossining-Croton-On-Hudson

Police Foil Home Break-In, Nab Suspect, Thanks To Alert Homeowner

Westchester Woman Accused Of Stealing Drugs From Rehab Center Pharmacy: Police

Bronx Man Behind Terrifying Westchester Home Invasion Nabbed On His Way To Metro-North Station: DA

Improv Spectacular

A Celebration Of Dance

2nd Arc Psychiatric Associates

Sustainable Westchester

Dave Diedrich

Stephen W. Kopf, MD, FACC, RVT, PC

Nearby Communities

State Edition

National Edition

Motorcyclist Killed in Ossining Sunday Was Being Pursued By Multiple Police Agencies

Police say he was speeding and driving recklessly.

Michael Woyton, Patch Staff<img alt="Verified Patch Staff Badge" class="styles_Badge__np_hU" src="https://patch.com/img/cdn/assets/layout/badges/verified-patch-staff.svg"/>

Find out what's happening in Ossining-Croton-On-Hudsonfor free with the latest updates from Patch.

Michael Woyton, Patch Staff