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

MS. Sarah Butler Mazerall, MBA, MS, RD, LDN

Individual provider Registered Dietitian · NPI 1972733483

MS. Sarah Butler Mazerall, MBA, MS, RD, LDN is a Registered Dietitian OR Nutrition Professional in Boston, Massachusetts. Qualified in 2008, 18 years ago. Practices with Atrius Health Inc, a 1,205-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
18
Licensed in
MA
In the registry since
2009
What do these letters mean?
MBA — Master of Business Administration
A graduate business degree.
MS — Master of Science
A graduate science degree.
RD — Registered Dietitian
A credentialed nutrition professional.
LDN — Licensed Dietitian Nutritionist
A state-licensed dietitian nutritionist.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

133 Brookline Ave
Boston, MA 02215-3904
Phone: (617) 629-6444
Fax: (617) 629-6070
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 2734 (MA)

Record details

NPI number1972733483
Entity typeIndividual (Type 1)
GenderFemale
Credentials MBA , MS , RD , LDN
Sole proprietorNo
NPI enumeratedJuly 17, 2009
Last updated in NPPESOctober 29, 2015

Medicare enrollment

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

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Atrius Health Inc — 1205 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Boston