Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Andrew E Werchniak, MD

Individual provider Dermatology Physician · NPI 1023075710

Andrew E Werchniak, MD is a Dermatology in Portsmouth, New Hampshire. Graduated from University of Virginia School of Medicine in 2002, 24 years ago. Practices with Optima Dermatology LLC, a 74-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts and New Hampshire.

Years since qualifying
24
Trained at
University of Virginia School of Medicine
Licensed in
MA, NH
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

330 Borthwick Ave Ste 303 Seacoast Dermatology Pllc
Portsmouth, NH 03801-7109
Phone: (603) 431-5205
Fax: (603) 436-4257
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 171 Pleasant St Ste 101, Concord, NH 03301-2625 — (603) 609-9344

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 11723 (NH)
Dermatology Physician Taxonomy 207N00000X · Licence 220406 (MA)

Record details

NPI number1023075710
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 27, 2006
Last updated in NPPESOctober 2, 2025
Certification dateOctober 2, 2025
Mailing address330 Borthwick Ave Ste 303, Seacoast Dermatology Pllc, Portsmouth, NH 03801-7109

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDERMATOLOGY
Medical schoolUNIVERSITY OF VIRGINIA SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Optima Dermatology Llc — 74 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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