Board Certified Periodontist · New York City

Periodontics & Dental Implant Surgery.

Focused on saving natural teeth, hard and soft tissue regeneration, and dental implant surgery/complication management.

Dr. Stephen Kelleher, DMD
Dr. Kelleher lecturing at NYU College of Dentistry
About

Specialist in saving teeth and regeneration.

Dr. Stephen Kelleher, DMD, is a board-certified periodontist specializing in the full range of periodontal and implant procedures, with particular focus on hard and soft tissue regeneration, periodontal surgery, and advanced gum disease treatment including laser therapy. A graduate of NYU College of Dentistry's Periodontics and Implant program, where he served as chief resident of his class, he approaches every case with a minimally invasive philosophy — treating each patient as he would a family member.

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Expertise

Areas of Focus

Full-scope periodontal and implant care, built around one goal: saving teeth and the health that supports them.

Saving Teeth

Cutting-edge, minimally invasive, and regenerative techniques — including laser therapy — to treat teeth affected by bone loss and periodontal disease, and help patients hold onto their natural teeth.

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Tissue Grafting / Regeneration

Hard and soft tissue regeneration — bone grafting, root coverage, and the Pinhole® Surgical Technique to treat gum recession and rebuild the foundation that keeps teeth in place.

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Dental Implants

Focuses include esthetically driven single front tooth implant placement, as well more extensive implant reconstruction or peri-implantitis management.

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Research

Publications

Peer-reviewed and clinical research.

Obesity and Periodontal Disease: Understanding the Inflammatory Pathway
Kelleher S · Perio-Implant Advisory, 2026
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Stem Cell Therapy vs. Exosomes: Prospectives for Oral Tissue Regeneration
Kelleher S, Froum S · Perio-Implant Advisory, 2026
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Treatment of Medication-Related Osteonecrosis at Dental Implants Utilizing CO2 (9.3 µm) Laser and Sticky Bone: A Case Series
Froum S, Kelleher S, Ahmad P, Romanos GE, Estrin NE · Journal of Stomatology & Dental Research, 2026
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See all publications, including work in ACS Biomaterials Science & Engineering, at his full publications page →
Follow the Work

Instagram

Dr. Kelleher shares clinical insights and connects with colleagues around the world.

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Visit

Dr. Kelleher sees patients in Manhattan and Jersey City.

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Manhattan
1110 2nd Ave, Ste 305
New York, NY 10022
Dr. Kelleher is here Wednesdays & Fridays.
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Jersey City
312 Academy St
Jersey City, NJ 07306
Dr. Kelleher is here Tuesdays & Thursdays.
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Let's talk about your care.

Reach out to schedule a consultation at either location.

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