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THERESA CHRISTINE BARRETT MD, PHD
NPI 1184289399
Pediatrics in Wilmington, DE

Active since May 02, 2019PECOS Enrolled
1600 ROCKLAND RD, WILMINGTON, DE 19803(302) 551-9551 Get Directions Write a Review

NPPES record last updated: October 10, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 10, 2025, Mar 4, 2025, Jul 6, 2022 and 1 more (4 updates tracked since 2019).

About Theresa Christine Barrett Md, Phd NPPES

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

THERESA CHRISTINE BARRETT MD, PHD (NPI 1184289399) is an individual pediatrics provider in Wilmington, Delaware, licensed in Delaware (C1-0025355) and active in the NPI registry since May 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1184289399
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameTHERESA CHRISTINE BARRETTCredential: MD, PHD
Location Address1600 ROCKLAND RDWilmington, DE 19803-3607
Mailing Address1600 Rockland RdWilmington, DE 19803-3607
Phone(302) 551-9551
Sole ProprietorNo
Enumeration DateMay 2, 2019
Last NPPES UpdateOctober 10, 20254 updates tracked since enumeration
NPPES CertifiedOctober 10, 2025
✔ NPI 1184289399 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in DE · C1-0025355
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 ListedPediatrics · Pediatric Emergency MedicineTaxonomy 2080P0204X · License C1-0025355 (DE)
1600 ROCKLAND RD, Wilmington, DE 19803
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Other Names 1

Former Name (1)Theresa Christine Henry

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Theresa Christine Barrett Md, Phd 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 19803 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
$88.37 typical visit price
range $57.12 – $173.08
Typical copayment $22.09 (range $14.28 – $43.27)
Most-billed visit code 99203
Established Patient
$100.68 typical visit price
range $18.36 – $141.05
Typical copayment $25.17 (range $4.59 – $35.26)
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.

JOANNA COSTA MD
Pediatrics (Neonatal-Perinatal Medicine)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-5795
LAURA MARIE KISZKIEL MD
Obstetrics & Gynecology
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
ALLYSON JANE MENARD SLP
Speech-Language Pathologist
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
SALWA ELIZABETH SULIEMAN D.O.
Pediatrics (Pediatric Infectious Diseases)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
DR. WAYNE S MOORE II PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-5700
DR. LAUREN ASHLEY MAY M.D.
Radiology (Pediatric Radiology)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
DR. MARY IAMPIETRO PH.D.
Psychologist (Clinical Child & Adolescent)
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
KATHERINE HARRIGAN
Nurse Practitioner
1600 ROCKLAND RD
WILMINGTON, DE 19803
New Castle County (302) 651-4200

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 Theresa Barrett's NPI number?

The NPI number for Theresa Barrett is 1184289399. It was assigned to this individual provider in the NPPES registry on May 2, 2019. The provider is also known as Theresa Christine Henry.

Where is Theresa Barrett located?

Theresa Barrett practices at 1600 Rockland Rd, Wilmington, DE 19803. The listed phone number is (302) 551-9551.

What is Theresa Barrett's specialty?

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

Is Theresa Barrett enrolled in Medicare?

Yes. Theresa Barrett is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Theresa Barrett was last updated on October 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.