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KATHLEEN A CASSIDY NP
NPI 1265587893
Nurse Practitioner - Pediatrics in Springfield, MA

Active since January 24, 2007PECOS Enrolled
50 WASON AVE, SPRINGFIELD, MA 01107(413) 794-2515(413) 794-5673 Get Directions Write a Review

NPPES record last updated: January 28, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 28, 2026, Jan 18, 2019, Feb 2, 2017 and 1 more (4 updates tracked since 2016).

About Kathleen A Cassidy Np NPPES

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

KATHLEEN A CASSIDY NP (NPI 1265587893) is an individual pediatrics provider in Springfield, Massachusetts, licensed in Massachusetts (139789) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265587893
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameKATHLEEN A CASSIDYCredential: NP
Location Address50 WASON AVESpringfield, MA 01107-1274
Mailing Address280 Chestnut St, 2nd FloorSpringfield, MA 01199-1001 · (413) 794-5700
Phone(413) 794-2515
Fax(413) 794-5673
Sole ProprietorNo
Enumeration DateJanuary 24, 2007
Last NPPES UpdateJanuary 28, 20264 updates tracked since enumeration
NPPES CertifiedJanuary 28, 2026
✔ NPI 1265587893 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in MA · 139789
50 WASON AVE, Springfield, MA 01107
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kathleen A Cassidy Np 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 01107 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.

MRS. JAMIE BRICKLEY MILLER FNP-C
Nurse Practitioner (Family)
50 WASON AVE
SPRINGFIELD, MA 01107
Hampden County (413) 794-2515
DR. MATTHEW D. DI GUGLIELMO MD, PHD
Pediatrics
50 WASON AVE
SPRINGFIELD, MA 01107
Hampden County (413) 794-2515
AMY J STARMER M.D.
Pediatrics
50 WASON AVE
SPRINGFIELD, MA 01107
Hampden County (413) 794-2515
LISA LAPRADE
Dietitian, Registered (Nutrition, Pediatric)
50 WASON AVE, 1ST FLOOR
SPRINGFIELD, MA 01107
Hampden County (413) 794-2301
SHAYL GRIFFITH M.S.
Student in an Organized Health Care Education/Training Program
50 WASON AVE
SPRINGFIELD, MA 01107
Hampden County (508) 736-3748
DR. AMY L PELLETIER D.O.
Pediatrics
50 WASON AVE
SPRINGFIELD, MA 01107
Hampden County (413) 794-2515
JENNY E HOROWITZ MD
Pediatrics
50 WASON AVE
SPRINGFIELD, MA 01107
Hampden County (413) 794-2515
CAROLYN S GOLDSTEIN MD
Pediatrics
50 WASON AVE
SPRINGFIELD, MA 01107
Hampden County (413) 794-2515

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 Kathleen Cassidy's NPI number?

The NPI number for Kathleen Cassidy is 1265587893. It was assigned to this individual provider in the NPPES registry on January 24, 2007.

Where is Kathleen Cassidy located?

Kathleen Cassidy practices at 50 Wason Ave, Springfield, MA 01107. The listed phone number is (413) 794-2515.

What is Kathleen Cassidy's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Kathleen Cassidy enrolled in Medicare?

Yes. Kathleen Cassidy is registered in the Medicare PECOS enrollment system.

What insurance does Kathleen Cassidy accept?

Health plans from Anthem Blue Cross and Blue Shield list Kathleen Cassidy 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 Kathleen Cassidy was last updated on January 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.