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

Dr. Sean James Dacus, DO

Individual provider Family Medicine Physician · NPI 1043377609

Dr. Sean James Dacus, DO is a Family Practice in South Deerfield, Massachusetts. Graduated from University of New England, College of Osteo Medicine in 2005, 21 years ago. Practices with Mass General Brigham Medical Group Western Massachusetts Inc, a 293-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
21
Trained at
University of New England, College of Osteo Medicine
Licensed in
MA
In the registry since
2007
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

29 Elm St
South Deerfield, MA 01373-1005
Phone: (413) 665-6760
Fax: (413) 665-2101
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 236504 (MA)

Record details

NPI number1043377609
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJanuary 3, 2007
Last updated in NPPESApril 1, 2016
Mailing address29 Elm St, South Deerfield, MA 01373-1005

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF NEW ENGLAND, COLLEGE OF OSTEO MEDICINE
Graduated 2005 (21 years in practice)
Group practice Mass General Brigham Medical Group Western Massachusetts Inc — 293 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare