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We are now open!

Our office follows the highest level of infection control and the most stringent recommendations from the CDC to ensure a safe environment for our patients.

Call us today to schedule your appointment!


Existing Patients: (603) 436-9200
New Patients: (603) 319-4300
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Welcome to
Evergreen Dental Care


WELCOME TO Evergreen Dental Care

When it comes to helping patients achieve a smile that they feel confident to share with the world, you can depend on Evergreen Dental Care for the highest quality of care. As your trusted partner in care and experienced cosmetic dentist in Portsmouth, we combine the art and science of dentistry to achieve healthy, long-lasting, and attractive treatment outcomes.

We strive to help patients enjoy smiles that are as beautiful as they are healthy. From performing professional teeth whitening procedures, fabricating custom porcelain veneers or crowns, to rebuilding complete and beautiful smiles with dental implants, and much more, we’re well equipped to transform less-than-perfect smiles into ones that look good and feel great.

Let us help bring out the best in your smile! As a leading cosmetic dentist in Portsmouth, we offer a comprehensive range of state-of-the-art dental services and provide the highest level of personalized care. A beautiful smile is just a phone call away. For more information, or to schedule an appointment for care, give us a call today.

Full-Mouth Reconstruction
Full-Mouth Reconstruction

With our wide range of cosmetic options, our team will give you the smile you’ve always wanted.

CEREC® Single Visit Crowns
CEREC® Single Visit Crowns

In just one appointment you can have a naturally beautiful restoration to enhance the beauty and function of your smile.

Invisalign® Clear Aligners
Invisalign® Clear Aligners

With aligners that are practically invisible, only you will know that you’re undergoing orthodontic care!

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Get to Know

Dr. Richard Liu

Dr. Richard Liu has been in practice and serving the Newington community since 1999. Our dentist has dedicated himself to providing a high quality of care to his patients and does so with his extensive knowledge and experience. Dr. Liu also teaches at Harvard, has the latest knowledge of oral health care, is very artistic and uses high-tech equipment.


Get to Know

Dr. Maryssa Allen

Dr. Maryssa Allen has a focus on digital dentistry, implant-supported prosthetics and removable prosthetics. The American College of Prosthodontics has recognized her for her excellent work in the field of prosthetic dentistry. Dr. Allen believes that every patient should be treated like a member of her family.


Creating Beautiful Smiles

Make an Appointment Today



Our Office

New Patients:
(603) 319-4300

Existing Patients:
(603) 436-9200

101 Shattuck Way,
Suite 5,
Portsmouth, NH 03801

Monday: 7:30am - 6:00pm

Tuesday: 7:30am - 6:00pm

Wednesday: 7:30am - 6:00pm

Thursday: 7:30am - 4:00pm

Friday: Closed