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

KATHARINE ELIZABETH GIANNARAS OTR/L
NPI 1780300350
Occupational Therapist in Georgetown, DE

Active since October 17, 2022
22317 DUPONT BLVD, GEORGETOWN, DE 19947(302) 855-9815 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 29, 2026, Oct 17, 2022 (2 updates tracked since 2022).

About Katharine Elizabeth Giannaras Otr/l NPPES

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

KATHARINE ELIZABETH GIANNARAS OTR/L (NPI 1780300350) is an individual occupational therapist in Georgetown, Delaware, licensed in Delaware (U1-0012434) and active in the NPI registry since October 2022.

NPPES Registry Identity

NPI1780300350
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameKATHARINE ELIZABETH GIANNARASCredential: OTR/L
Location Address22317 DUPONT BLVDGeorgetown, DE 19947-2153
Mailing Address112 Paige LnElkton, MD 21921-7631 · (443) 945-7110
Sole ProprietorNo
Enumeration DateOctober 17, 2022
Last NPPES UpdateSeptember 29, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 29, 2026
✔ NPI 1780300350 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 DE · U1-0012434
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.
22317 DUPONT BLVD, Georgetown, DE 19947

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katharine Elizabeth Giannaras Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Katharine Giannaras reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Intellectual and Developmental Disabilities
61 CORPORATE CIR
New Castle, DE 19720
  • Reassigned Medicare billing, Delaware enrollment
  • 20 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 14

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

Physical Therapist
22317 DUPONT BLVD
GEORGETOWN, DE 19947
Speech-Language Pathologist
22317 DUPONT BLVD
GEORGETOWN, DE 19947
Specialist
22317 DUPONT BLVD
GEORGETOWN, DE 19947
Occupational Therapist
22317 DUPONT BLVD
GEORGETOWN, DE 19947
Specialist
22317 DUPONT BLVD
GEORGETOWN, DE 19947
Speech-Language Pathologist
22317 DUPONT BLVD
GEORGETOWN, DE 19947
Specialist
22317 DUPONT BLVD
GEORGETOWN, DE 19947
Physical Therapist (Pediatrics)
22317 DUPONT BLVD, EASTER SEALS DELAWARE AND MARYLAND'S EASTERN SHORE
GEORGETOWN, DE 19947

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 Katharine Giannaras's NPI number?

The NPI number for Katharine Giannaras is 1780300350. It was assigned to this individual provider in the NPPES registry on October 17, 2022.

Where is Katharine Giannaras located?

Katharine Giannaras practices at 22317 Dupont Blvd, Georgetown, DE 19947. The listed phone number is (302) 855-9815.

What is Katharine Giannaras's specialty?

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

Is Katharine Giannaras enrolled in Medicare?

Yes. Katharine Giannaras is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Katharine Giannaras's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katharine Giannaras reassigns Medicare benefits to Easter Seals Delaware & Marylands Eastern Shore, Inc (New Castle, DE). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katharine Giannaras's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katharine Giannaras accept?

Health plans from AmeriHealth Caritas Next list Katharine Giannaras as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Katharine Giannaras was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.