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

Greenleaf Neurology, PLLC

Organization Clinic/Center · NPI 1144017476

Greenleaf Neurology, PLLC is a Clinic/Center in Haverhill, Massachusetts. Registered with an NPI since 2025.

In the registry since
2025
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

2 Merrimack St Fl 3
Haverhill, MA 01830-6207
Phone: (978) 428-9220
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinic/Center (primary) Taxonomy 261Q00000X

Record details

NPI number1144017476
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Alexandra Filippakis — Owner/Neurologist · (978) 428-9220
Other names Greenleaf Neurology
NPI enumeratedApril 21, 2025
Last updated in NPPESApril 21, 2025
Certification dateApril 21, 2025
Mailing address2 Merrimack St Fl 3, Haverhill, MA 01830-6207

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