Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MACKENZIE LILLIS OTD, OTR/L
NPI 1407737034
Occupational Therapist in Dover, NH

Active since September 10, 2025
61 LOCUST ST STE 321-333, DOVER, NH 03820(603) 740-3534 Get Directions Write a Review

NPPES record last updated: August 20, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 20, 2026, Sep 10, 2025 (2 updates tracked since 2025).

About Mackenzie Lillis Otd, Otr/l NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MACKENZIE LILLIS OTD, OTR/L (NPI 1407737034) is an individual occupational therapist in Dover, New Hampshire, licensed in New Hampshire (4121) and active in the NPI registry since September 2025.

NPPES Registry Identity

NPI1407737034
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameMACKENZIE LILLISCredential: OTD, OTR/L
Location Address61 LOCUST ST STE 321-333Dover, NH 03820-3753
Mailing Address58 Old Concord Tpke Apt 4Barrington, NH 03825-3153
Sole ProprietorNo
Enumeration DateSeptember 10, 2025
Last NPPES UpdateAugust 20, 20262 updates tracked since enumeration
NPPES CertifiedAugust 20, 2026
NPI 1407737034 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
Licenses Licensed in NH · 4121 Licensed in MA · OTL36347
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
61 LOCUST ST STE 321-333, Dover, NH 03820

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mackenzie Lillis's NPI number?

The NPI number for Mackenzie Lillis is 1407737034. It was assigned to this individual provider in the NPPES registry on September 10, 2025.

Where is Mackenzie Lillis located?

Mackenzie Lillis practices at 61 Locust St Ste 321-333, Dover, NH 03820. The listed phone number is (603) 740-3534.

What is Mackenzie Lillis's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

When was this NPI record last updated?

The NPPES record for Mackenzie Lillis was last updated on August 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.