Seacoast Periodontics & Dental Implants, Portsmouth dentist

#12Ranked #12 of 47 dentists in Portsmouth #11 for implants

Seacoast Periodontics & Dental Implants is a general dental practice in Portsmouth, open Monday to Thursday, with a periodontist on staff and a 4.9★ rating from 1,060 Google reviews.

Portsmouth, NHUpdated October 21, 20260 paid placements in any rankingHow we rank

Book an appointment Call (603) 294-0110 Website ↗

Key facts

Key facts about Seacoast Periodontics & Dental Implants
Address	185 Cottage St Suite 2, Portsmouth, NH 03801Get directions
Phone	(603) 294-0110
Website	rosaniadmd.com

Opening hours

Opening hours for Seacoast Periodontics & Dental Implants
Day	Hours
Monday	8 AM – 5 PM
Tuesday	8 AM – 5 PM
Wednesday	8 AM – 5 PM
Thursday	8 AM – 5 PM
Friday	Closed
Saturday	Closed
Sunday	Closed

Open evenings — no
Open Saturdays — no
Open Sundays — no

Services

Each offered service links to the ranked list for Portsmouth.

Services offered by Seacoast Periodontics & Dental Implants
Service	Offered
General Dentistry	Yes
Emergency Care	Yes
Dental Implants	Yes
Dental Crowns	Yes
Dental Bonding	Yes
Cosmetic Dentistry	Yes
Full Restoration	Yes
Teeth Cleaning	Not listed
Root Canal	Not listed
Tooth Extraction	Not listed
Wisdom Teeth Removal	Not listed
Invisalign	Not listed
Braces	Not listed
Dentures	Not listed
Veneers	Not listed
Teeth Whitening	Not listed
Cosmetic Fillings	Not listed

Google reviews

Google

4.9★from 1,060 Google reviews

About 297 of them posted in the last 12 months (estimated from the newest reviews).

Compare nearby Portsmouth dentists

Seacoast Periodontics & Dental Implants compared with nearby ranked clinics
Clinic	Rank	DR Score	Google rating	Evenings	Saturday	Sunday	Distance
Seacoast Periodontics & Dental Implants (this clinic)	#12	67	4.9★ (1,060)	No	No	No
Andrew Harvey	#6	72	5.0★ (432)	No	No	No	0.4 mi
Dr. Susan Harvey	#17	67	Not collected	No	No	No	0.4 mi
Harvey Family Dentistry	#40	37	Not collected	No	No	No	0.4 mi

See all 47 ranked dentists in Portsmouth

Questions about Seacoast Periodontics & Dental Implants

What are Seacoast Periodontics & Dental Implants's hours?

Seacoast Periodontics & Dental Implants is open Monday to Thursday. It is closed on Saturdays, and closed on Sundays. Weekday hours start at 8 AM on Monday. These hours come from the clinic's business listing as of October 2026; holiday hours may differ.

Where is Seacoast Periodontics & Dental Implants?

Seacoast Periodontics & Dental Implants is at 185 Cottage St Suite 2, Portsmouth, NH 03801. Use the directions link on this page to plan your route. Ask the clinic about parking and building access before your first visit.

What services does Seacoast Periodontics & Dental Implants offer?

Seacoast Periodontics & Dental Implants lists 7 of the 17 services DentistsRanked tracks, including general dentistry, emergency care, implants, crowns, bonding, cosmetic and full restoration. The full list, with links to ranked lists for each service in Portsmouth, is in the services table on this page.

How is Seacoast Periodontics & Dental Implants ranked?

Seacoast Periodontics & Dental Implants is ranked #12 of 47 dentists in Portsmouth by DR Score, with 67 out of 100. The score combines reputation, review volume, recency, access, services and profile completeness. No clinic can pay to change its rank.

In their words

Seacoast Periodontics & Dental Implants's own description, as published by the clinic. Not written or checked by DentistsRanked.

We are a father-daughter Periodontists who specialize in the in treatment of gum disease with conventional and laser periodontal therapy, gum grafting and implant placement. We offer all levels of sedation to improve your experience and we are passionate about meeting your goals in a comfortable environment.

Data last refreshed October 21, 2026

Is this your practice? Update your profile.

Owners can correct hours, services and dentists. The score is recalculated from the corrected data; payment never changes it.

Update your profile