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

Alexander Muir Walker, MD

Individual provider Research Study Specialist · NPI 1306791827

Alexander Muir Walker, MD is a Research Study Specialist in Concord, Massachusetts. Practices as a sole proprietor. Registered with an NPI since 2026.

In the registry since
2026
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

17 Grant St
Concord, MA 01742-2323
Phone: (978) 371-3915
Fax: (978) 371-3915
Show map & directions

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

Specialties & licences

Research Study Specialist (primary) Taxonomy 1744R1102X

Record details

NPI number1306791827
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 2, 2026
Last updated in NPPESMarch 2, 2026
Certification dateMarch 1, 2026
Mailing address17 Grant St, Concord, MA 01742-2323