Individual provider · Type 1 NPI

Alwin Sebastian, MD

Family Medicine Physician · Portsmouth, NH

NPI number 1740928514 Active

Practice location

333 Borthwick Avenue
Portsmouth, NH 03801

Call (303) 563-9790 Map

Other practice locations

  • 311 Route 108, Somersworth, NH 03878-1522 · (603) 749-2346

Specialties and licenses

TaxonomyCodeLicense
Hospitalist Physician 208M00000XW1223 (TX)
Family Medicine Physician Primary 207Q00000XW1223 (TX)
Student in an Organized Health Care Education/Training Program 390200000XR4045 (NH)

Family Medicine Physician: Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

14 other providers at this address

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About NPI 1740928514

Alwin Sebastian, MD's National Provider Identifier is 1740928514, issued on May 23, 2022. The primary taxonomy on file is Family Medicine Physician (207Q00000X), and the practice location is in Portsmouth, NH. The record was last updated on Sep 23, 2025.