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

CATHERINE PEARL EZZIO M.D.
NPI 1801328265
Pediatrics in Worcester, MA

Active since April 03, 2017PECOS Enrolled
55 LAKE AVE N, WORCESTER, MA 01655(508) 334-1000(774) 442-6060 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 8, 2026, Oct 20, 2022, Jul 7, 2022 and 1 more (4 updates tracked since 2021).

About Catherine Pearl Ezzio M.d. NPPES

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

CATHERINE PEARL EZZIO M.D. (NPI 1801328265) is an individual pediatrics provider in Worcester, Massachusetts, licensed in Massachusetts (294919) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1801328265
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameCATHERINE PEARL EZZIOCredential: M.D.
Location Address55 LAKE AVE NWorcester, MA 01655-0002
Mailing AddressPo Box 415348Boston, MA 02241-5348 · (800) 225-8885 · Fax (508) 334-1977
Phone(508) 334-1000
Fax(774) 442-6060
Sole ProprietorNo
Enumeration DateApril 3, 2017
Last NPPES UpdateJuly 8, 20264 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
✔ NPI 1801328265 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MA · 294919
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
55 LAKE AVE N, Worcester, MA 01655
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Catherine Pearl Ezzio M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01655 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

HILLARY R. IRONS MD
Emergency Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 421-1400
MS. EILEEN A. DUHAMEL NP
Nurse Practitioner
55 LAKE AVE N, DEPARTMENT OF RADIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-2710
EWA HRYNISZYN CRNA
Nurse Anesthetist, Certified Registered
55 LAKE AVE N, DEPARTMENT OF ANESTHESIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-3271
HELEN COPSEY PA-C
Physician Assistant
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-8585
DR. ADEPEJU GBADEBO CHAMPION M.D.
Internal Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-2731
SOWMYA KORAPATI
Internal Medicine (Hematology & Oncology)
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-3550
LAYLA FAKHRZADEH M.D.
Anesthesiology
55 LAKE AVE N, ANESTHESIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-3271
YOONYIE CHO M.D.
Anesthesiology
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-1000

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 Catherine Ezzio's NPI number?

The NPI number for Catherine Ezzio is 1801328265. It was assigned to this individual provider in the NPPES registry on April 3, 2017.

Where is Catherine Ezzio located?

Catherine Ezzio practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (508) 334-1000.

What is Catherine Ezzio's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Catherine Ezzio enrolled in Medicare?

Yes. Catherine Ezzio is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Catherine Ezzio was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 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.