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

MRS. REBECCA HENNESSY
NPI 1487200846
Occupational Therapist in California, MD

Active since August 12, 2019
22593 THREE NOTCH RD, CALIFORNIA, MD 20619(301) 862-2505 Get Directions Write a Review

NPPES record last updated: August 26, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 26, 2026, Aug 12, 2019 (2 updates tracked since 2019).

About Mrs. Rebecca Hennessy NPPES

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

MRS. REBECCA HENNESSY (NPI 1487200846) is an individual occupational therapist in California, Maryland, licensed in Hawaii (OT-1540) and active in the NPI registry since August 2019.

NPPES Registry Identity

NPI1487200846
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameMRS. REBECCA HENNESSY
Location Address22593 THREE NOTCH RDCalifornia, MD 20619-3202
Mailing Address22593 Three Notch RdCalifornia, MD 20619-3202
Sole ProprietorYes
Enumeration DateAugust 12, 2019
Last NPPES UpdateAugust 26, 20262 updates tracked since enumeration
NPPES CertifiedAugust 26, 2026
NPI 1487200846 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
License Licensed in HI · OT-1540
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.
22593 THREE NOTCH RD, California, MD 20619

Other Identifiers 1

OtherOT-1540HI · Occupational Therapist

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Occupational Therapist
22593 THREE NOTCH RD
CALIFORNIA, MD 20619
Specialist/Technologist (Speech-Language Assistant)
22593 THREE NOTCH RD
CALIFORNIA, MD 20619
Behavior Technician
22593 THREE NOTCH RD
CALIFORNIA, MD 20619
Speech-Language Pathologist
22593 THREE NOTCH RD
CALIFORNIA, MD 20619
Assistant Behavior Analyst
22593 THREE NOTCH RD
CALIFORNIA, MD 20619
Behavior Technician
22593 THREE NOTCH RD
CALIFORNIA, MD 20619
Behavior Technician
22593 THREE NOTCH RD
CALIFORNIA, MD 20619
Physical Therapy Assistant
22593 THREE NOTCH RD
CALIFORNIA, MD 20619

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 Rebecca Hennessy's NPI number?

The NPI number for Rebecca Hennessy is 1487200846. It was assigned to this individual provider in the NPPES registry on August 12, 2019.

Where is Rebecca Hennessy located?

Rebecca Hennessy practices at 22593 Three Notch Rd, California, MD 20619. The listed phone number is (301) 862-2505.

What is Rebecca Hennessy'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 Rebecca Hennessy was last updated on August 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.