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

John L. Niles MD, PLLC

Organization Medical Specialty Clinic/Center · NPI 1144656364

John L. Niles MD, PLLC is a Medical Specialty Clinic/Center in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2013.

Licensed in
MA
In the registry since
2013
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

101 Merrimac St 1st Fl
Boston, MA 02114-4724
Phone: (617) 726-4132
Fax: (617) 726-4213
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Specialty Clinic/Center (primary) Taxonomy 261QM2500X · Licence 54243 (MA)

Record details

NPI number1144656364
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Niles — Owner · (617) 726-4132
NPI enumeratedSeptember 19, 2013
Last updated in NPPESFebruary 4, 2015
Mailing address101 Merrimac St, 1st Floor, Boston, MA 02114-4724

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