• photo of Seacoast Dermatology, PLLC

    photo of Seacoast Dermatology, PLLC

  • photo of Seacoast Dermatology, PLLC

    photo of Seacoast Dermatology, PLLC

  • photo of Seacoast Dermatology, PLLC

    photo of Seacoast Dermatology, PLLC

  • photo of Seacoast Dermatology, PLLC

    photo of Seacoast Dermatology, PLLC

  • photo of Seacoast Dermatology, PLLC

    photo of Seacoast Dermatology, PLLC

  • photo of Seacoast Dermatology, PLLC

    photo of Seacoast Dermatology, PLLC

  • photo of Seacoast Dermatology, PLLC

    photo of Seacoast Dermatology, PLLC

  • photo of Seacoast Dermatology, PLLC

    photo of Seacoast Dermatology, PLLC

  • photo of Seacoast Dermatology, PLLC

We are Pleased to Introduce Our New Board-Certified Dermatology Providers:

Robert Gordon, MD joins us from Southern New Hampshire Health in Merrimack, NH
Now Booking New Patients in Portsmouth and Exeter, NH


Rebecca Houlihan, NP-C

Now Booking New Patients in Dover and Portsmouth, NH


Rebecca LaLiberte, PA-C

Now Booking New Patients in Portsmouth, NH

Call to Book


James G. Dinulos, MD, Andrew E. Werchniak, MD, and Robert Gordon, MD lead the expert team at Seacoast Dermatology, PLLC, to provide you with a full range of medical and surgical services for the treatment of all dermatologic conditions. We are proud to be the only locally owned and operated dermatology practice in the area with offices in Exeter, Portsmouth, and Dover, New Hampshire. We serve the New Hampshire seacoast communities, Southern Maine, the north shore of Massachusetts, and beyond.

Founded over 40 years ago by Drs. Habif and Pringle, our practice is known today as Seacoast Dermatology, PLLC. We are committed to providing you and your family with state-of-the-art dermatology treatment from board-certified dermatology providers. Our providers and team members live and work here, and keeping our community healthy is important to us. We are affiliated with many of the regions leading institutions. We are dedicated to providing expert and compassionate care for your dermatologic condition. By providing a full range of medical and surgical services, the diligent providers at Seacoast Dermatology, PLLC, are available to offer comprehensive treatment plans for all skin conditions, including Mohs surgery and cosmetic procedures.

The dedication and commitment to excellence of the Seacoast Dermatology, PLLC team, has been recognized by numerous patient and peer awards such as the Best of the Seacoast from Seacoast Online in 2015-2021, Castle Connolly Top Doctors Award every year since 2012, and Top Doctor by New Hampshire Magazine in 2017-2022.

With over 20 years of experience in dermatology, dermatologic surgery, and aesthetic services, the Seacoast Dermatology, PLLC team is a trusted community source. To get started on your individualized skincare treatment plan, call the office nearest you or schedule an appointment online today.


  • What Makes Us Unique?

    What Makes Us Unique?

    ✓Expertise you can trust.

    ✓We bring state-of-the-art dermatology training and years of clinical experience at top academic centers to patients in our community.

    ✓Academically affiliated local practice. We advance dermatology through teaching and writing scholarly articles and textbooks.

    ✓Numerous patient awards - Best of the Seacoast 2015-2021, Best Doctor and Best Nurse 2020-2021.

    ✓Many peer awards - NH Magazine (Top Doctors/Castle Connolly), Dr Dinulos 2017-2022 and Dr Werchniak 2019-2022. Most recognized local dermatology practice!

    ✓Locally Owned and Operated.

What we offer

Conditions & Services

Choose Your Provider

Seacoast Dermatology, PLLC awarded 1st Place “Best Dermatologist” 2021 - for the 7th consecutive year!

Dr. Dinulos 1st Place “Best Doctor” 2021 for 2nd year!

Syndith Chase, BSN 1st Place “Best Nurse” 2021 for 2nd year!

“We’re grateful for the community’s trust in us, especially this year! The outpouring of support we continue to receive is heartening—thank you to all who voted for us and for their continued support for local business.” —Dr. Andrew Werchniak

From top left: James G. Dinulos, MD, Andrew E. Werchniak, MD, Robert Gordon, MD, Emily Farrell, PA-C. From bottom left: Darin Franceschini, PA-C, Kristy LaRoche, NP-C, Syndith Chase, BSN, Ashton Lokar, NP-C, Rebecca Houlihan, NP-C.
Read what thousands of patients are saying about our providers.


James Dinulos, M.D.




Andrew Werchniak, M.D.




Robert Gordon, M.D.




Kristy LaRoche, NP-C



 Rebecca Houlihan, NP-C



Ashton Lokar, NP-C



We Are Proud Of Our Many Affilitations



We are proud of our many Partners & Community Sponsorships

Listen to Drs. Dinulos, Werchniak and Ali talk about the local Caring & Sharing Food Drive and skin cancer on WTSN News/Talk with Mike Pomp and on FrankFM radio.


Sunburns — How Bad Are They Really?

You or a loved one suffers a sunburn, and it really hurts, but you know there’s relief in sight. It eventually heals after a few days. How dangerous could a sunburn be? Learn the facts.

Should You Apply Sunscreen or Makeup First?

You’re thrilled it’s summer and are spending a lot of time outside. Should you put on your sunscreen or your makeup first? Which order is best for your beauty routine, or does it matter?


Words from our patients

  • Google

    "Dr. Dinulos is an outstanding surgeon...thorough in thought and examination. His approach shows the fine academic teaching from Dartmouth."

  • Google

    Very safe COVID-19 protocols. Office extremely efficient. Also, very clean. I was in and out within 20 minutes for my annual cancer screening! Really impressed.

    KC – verified patient
  • ZocDoc

    "Dr. Werchnaik is thoughtful, thorough, knowledgeable and careful. If you have to make a decision about your care, he lays out the options clearly and honestly..."

    Mary H.
  • ZocDoc

    “I am in total remission. I will always be grateful to Dr. Dinulos for this team approach to healthcare. He has earned my total confidence"

  • ZocDoc

    "The receptionist was very helpful and kind in squaring me away as a new patient. Maria had great bedside manners...I love Seacoast dermatology!!"

    Madeleine C.
  • "Dr. Dinulos was cordial and highly knowledgeable. The surgery was successful and I am cancer free."

  • ZocDoc

    "Dr. Werchniak was excellent. Quick diagnosis, and answered all of my questions. Great bedside manner."

  • “Darin is very nice and has done a great job. He makes you feel comfortable and has a lot of knowledge.”

  • "To Doctor “D” and his staff..Thank you all for taking such good care of me."

  • "Recently I changed to SeaCoast Dermatology and I haven't looked back! The office in Exeter is clean, fresh, and modern, and the staff is amazing, especially Maria P."

    Paula O.
  • Google

    "Found skin cancer I did not suspect. Saved my life."


Extended Hours


    We are proud to offer urgent appointments and extended clinic hours on the following days:


     Mondays, 8am-7pm: Dover and Exeter office

     Some Saturdays, 8am-1pm: Dover office

     Mohs surgery: Exeter and Portsmouth offices

Accepted Insurance

Please call our office to confirm your plan if it is not listed.

Do you have a cost sharing responsibility?

We also accept CareCredit to help you pay for medical care and procedures your insurance doesn't cover. The no or low-interest financing options include no up-front costs, no pre-payment penalties and no annual fees. This program allows you to finance full-pay or cosmetic treatments or your copays, coinsurance or deductible. Please visit CareCredit for more information.

Allways HealthPartners
Anthem Blue Cross
Community Health Options
Harvard Pilgrim Health Care
Martin's Point Generations Advantage
Tufts Health Plan
United Health Care
Our Locations

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