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

Dr Craig S Gustafson LLC

Organization Family Medicine Physician · NPI 1982737946

Dr Craig S Gustafson LLC is a Family Medicine Physician in Ayer, Massachusetts. Works from 2 locations. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

190 Groton Rd
Ayer, MA 01432-1124
Phone: (978) 772-0698
Fax: (978) 772-0024
Show map & directions

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

Additional practice locations (1)

  • 233 Ayer Rd, Harvard, MA 01451-1131 — (978) 772-0698

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 153873 (MA)

Record details

NPI number1982737946
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Craig Gustafson — Owner · (978) 772-0698
NPI enumeratedMarch 13, 2007
Last updated in NPPESFebruary 10, 2026
Certification dateFebruary 10, 2026
Mailing address233 Ayer Rd, Ste 10, Harvard, MA 01451-1131

Other providers in Ayer