About Serenity Laser Dental | Sunset Park Dentist

About Us

Gentle, Modern Dental Care
in Sunset Park

At Serenity Laser Dental PC, we believe dental care should feel calm, clear, and comfortable. Our practice was built around a simple idea: when patients understand their options and feel at ease, better outcomes follow.

Located on 5th Avenue in Sunset Park, our office provides modern general, cosmetic, and restorative dentistry using advanced techniques—including laser dentistry when appropriate—to help reduce discomfort and support faster healing.

A Patient-First Philosophy

Every patient comes to us with different needs, concerns, and goals. Some want relief from pain. Others want to restore their smile or improve their sleep. Many simply want a dentist they can trust.

We take the time to listen first. From there, we explain your condition and treatment options in plain language, so you can make informed decisions without pressure or confusion. Our recommendations are always guided by what makes sense for your long-term oral health.

Experience Meets Modern Technology

Our team combines decades of clinical experience with up-to-date dental technology. When appropriate, we use laser dentistry to perform precise treatments that can reduce bleeding, minimize discomfort, and promote faster recovery compared to traditional methods.

Technology alone isn’t enough, though. It’s how it’s used—and how patients are treated—that makes the difference. We focus on thoughtful planning, attention to detail, and care that never feels rushed.

Comfortable Care Close to Home

We’re proud to serve the Sunset Park community with dental care that fits busy lives. Our convenient location, evening availability, and Saturday hours make it easier to stay on track with your oral health without unnecessary stress.

Whether you’re visiting for routine care or a more complex concern, our goal is to help you feel confident about your treatment and comfortable throughout your visit.

You Should Expect More From Your Dentist

You should not have to feel anxious, rushed, or unsure about your dental care.

You should be able to understand your options, trust your provider, and receive modern treatment designed around your comfort.

That’s the standard we hold ourselves to every day.

Conveniently Located in Sunset Park

Our office is located on 5th Avenue in Sunset Park, making quality dental care easy to access.

6123 5th Avenue, Sunset Park, NY 11220

(718) 989-0601

Office Hours
Monday – Tuesday: 9:00am – 6:00pm
Wednesday: Closed
Thursday – Friday: 9:00am – 6:00pm
Saturday: 9:00am – 2:00pm
Sunday: Closed

Meet the Dentists

Experienced, Compassionate Care in Sunset Park

At Serenity Laser Dental PC, our dentists are committed to providing thoughtful, modern care built around comfort, clarity, and long-term oral health. We take pride in combining clinical expertise with a calm, patient-first approach.

Alexander Kirzhner, DDS

Dr. Kirzhner brings more than 30 years of experience in general and cosmetic dentistry to patients in Sunset Park. His approach is grounded in careful evaluation, clear communication, and the use of modern techniques— including laser dentistry when appropriate—to help reduce discomfort and support efficient healing.

Dr. Kirzhner received his dental degree from Mogi das Cruzes University in São Paulo, Brazil, where he also taught operative dentistry and prosthodontics. He later completed his dental education at New York
University College of Dentistry and has been in private practice since 1985.

Committed to staying current with advances in dentistry, Dr. Kirzhner has completed over 100 continuing education courses and continues to study and teach advanced dental techniques. He is multilingual and enjoys caring for patients from diverse backgrounds.

Areas of Focus

Our focus is long-term oral health, not quick fixes.

Laser focused treatment when appropriate

Laser dentistry

Cosmetic and restorative dentistry

Crowns and veneers

Root canal treatment

TMJ and jaw pain management

Siavash Kiumehr, DDS

Dr. Kiumehr is dedicated to helping patients feel comfortable and informed throughout their dental care. He earned his Doctor of Dental Surgery degree from New York University College of Dentistry and completed a two-year general practice residency at Wyckoff Heights Medical Center and Bellevue Hospital Center, where he served as chief resident.

Dr. Kiumehr values building long-term relationships with his patients and takes a thoughtful, detail-oriented approach to diagnosis and treatment. His goal is to help patients maintain healthy smiles while feeling confident about their care decisions.

Outside the office, Dr. Kiumehr enjoys reading, staying active, and exploring New York City’s diverse food scene.

Areas of focus

General and preventive dentistry

Restorative dental care

Patient education and long-term oral health

Care You Can Feel Confident About

Our dentists work collaboratively to ensure every patient receives personalized care that fits their needs and goals. We believe dental visits should feel unhurried, respectful, and focused on your overall well-being.

Schedule Your Visit

If you’re looking for experienced, modern dental care in Sunset Park, we’re here to help.

6123 5th Avenue, Sunset Park, NY 11220
Call (718) 989-0601

Request an Appointment Online