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

Dr. Gregory Williams

Individual provider Family Medicine Physician · NPI 1427045632

Dr. Gregory Williams is a Family Medicine Physician in Merrimack, New Hampshire. Licensed in Massachusetts and New Hampshire. Registered with an NPI since 2005.

Licensed in
MA, NH
In the registry since
2005
Specialties on file
2

Practice location Address checks out

382 Dw Hwy
Merrimack, NH 03054-4152
Phone: (603) 424-4181
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 11119 (NH)
Family Medicine Physician Taxonomy 207Q00000X · Licence 154397 (MA)

Record details

NPI number1427045632
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 3, 2005
Last updated in NPPESAugust 23, 2012
Mailing addressPo Box 808, Nashua, NH 03061-0808

Other providers in Merrimack