OrganizationActive
Dr Craig S Gustafson LLC
NPI 1982737946 · Family Medicine Physician · Ayer, MA
Provider details
- NPI number
- 1982737946
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Craig Gustafson, Owner(978) 772-0698
- License
- 153873 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(94/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
190 Groton Rd
Ayer, MA 01432-1124
Phone: (978) 772-0698
Fax: (978) 772-0024
Street-level locationGet directions
Mailing address
233 Ayer Rd
Harvard, MA 01451-1131
Additional practice locations (1)
- 233 Ayer RdSte 10Harvard, MA 01451-1131Phone: (978) 772-0698
Registry dates
- Enumerated
- 2007-03-13
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.