Dental Services in New York City

Comprehensive, Laser-Enhanced Care for Every Stage of Your Smile

Redefining Dentistry with Dr. Keith

At Teeth By Keith, we’re redefining what modern dental care looks like in Manhattan. Led by Dr. Keith R. Marshall, DDS, a general dentist with over 40 years of experience and nearly two decades in advanced laser techniques, our Midtown office offers a complete range of dental services in NYC — all tailored to your health goals, comfort, and schedule.

Whether you need a routine check-up, full smile restoration, or same-day cosmetic enhancement, we deliver highly personalized care in one convenient, centrally located setting.

General Dentistry

Our preventive and diagnostic services are the foundation of lasting oral health. We help patients of all ages catch issues early, maintain strong teeth and gums, and protect against future problems.

Restorative Dentistry

When damage or decay strikes, we offer minimally invasive and natural-looking solutions to restore your smile. Our restorative services are designed for longevity, function, and comfort.

Implant Planning with Cone Beam

Plan dental implant placement with advanced 3D imaging for precise, predictable results and optimized bone support.

Laser-Assisted Root Canals

Gentle, high-precision root canal therapy using laser technology to eliminate infection and preserve natural teeth.

Dental Implants

Secure, long-lasting replacement for missing teeth that look, feel, and function like the real thing—root to crown.

Bridges

Replace missing teeth with custom dental bridges that restore bite balance and close gaps for a complete, natural smile.

Tooth-Colored Fillings

Restore cavities seamlessly with durable composite fillings that blend in naturally and support long-term tooth health.

Cosmetic Dentistry

We believe your smile should reflect your confidence. From subtle enhancements to full makeovers, our cosmetic solutions combine art, technology, and efficiency, including same-day veneers and crowns without messy impressions.

Laser Gum Recontouring

Reshape uneven gumlines with gentle laser treatment that enhances smile symmetry and overall esthetics.

Smile Makeovers

Revamp your smile with a personalized combination of cosmetic treatments tailored to your ideal appearance.

Porcelain Crowns

Restore damaged or worn teeth with porcelain crowns that blend seamlessly and protect long-term function.

Porcelain Veneers

Correct chips, gaps, or discoloration with custom-crafted veneers that deliver a flawless and natural smile.

Teeth Whitening

Lift deep stains and brighten your smile several shades in a single visit with fast, safe professional whitening.

Laser Dentistry

Dr. Keith specializes in laser-based dental treatments, offering less invasive alternatives to surgery, faster healing, and highly precise care. Our office features Fotona and PerioLase laser systems for a wide range of soft and hard tissue procedures.

Cone Beam 3D Imaging

High-resolution 3D imaging technology that enables precise diagnosis, treatment planning, and implant placement.

Fotona Laser Technology

A versatile dental laser system used for soft and hard tissue treatments, improving comfort and clinical outcomes.

Periodontal Laser Treatments

Gently treat periodontal disease with laser technology that minimizes discomfort and speeds up recovery.

Laser Endodontics

Experience faster healing and deeper disinfection during root canal therapy with advanced laser-assisted technology.

LANAP Laser Gum Therapy

Treat gum disease effectively with LANAP, a non-surgical laser method that targets bacteria while preserving healthy tissue.

Why Choose Teeth By Keith?

Patients from Murray Hill, Gramercy, NoHo, East Village, Union Square, and Midtown NYC trust our practice for:

Over 40 years of clinical expertise
Nearly 20 years of laser dentistry experience
Same-day restorations using modern digital workflows
Judgment-free care focused on your comfort and convenience
Full-service dentistry under one roof — no referrals needed

Our goal is simple: help you achieve and maintain a healthy, beautiful smile, while making every visit as seamless and stress-free as possible.

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Ready for a Healthier, Brighter Smile?

Join the many New Yorkers who trust Teeth By Keith for advanced laser dentistry and one-visit smile restorations.Call us today or click below to schedule your first visit.

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