CATHERINE O'NEILL BUCK MD
NPI 1437425402
Pediatrics - Neonatal-Perinatal Medicine in New Haven, CT

Q: What is Catherine Buck's NPI number?

The NPI number for Catherine Buck is 1437425402. It was assigned to this individual provider in the NPPES registry on March 23, 2012. The provider is also known as Catherine Elizabeth O'neill MD.

Q: What is Catherine Buck's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Q: When was this NPI record last updated?

The NPPES record for Catherine Buck was last updated on April 29, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.

Active since March 23, 2012PECOS Enrolled

1 PARK ST, NEW HAVEN, CT 06504(401) 274-1122 Get Directions Write a Review

NPPES record last updated: April 29, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Catherine O'neill Buck Md NPPES

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

CATHERINE O'NEILL BUCK MD (NPI 1437425402) is an individual neonatal-perinatal medicine provider in New Haven, Connecticut, licensed in Connecticut (62689) and active in the NPI registry since March 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1437425402

Entity TypeIndividualFemale

Primary Taxonomy2080N0001X

Provider Legal NameCATHERINE O'NEILL BUCKCredential: MD

Location Address1 PARK STNew Haven, CT 06504-8901

Mailing Address1 Park StNew Haven, CT 06504-8901 · (203) 785-4081

Phone(401) 274-1122

Sole ProprietorNo

Enumeration DateMarch 23, 2012

Last NPPES UpdateApril 29, 2019

✔ NPI 1437425402 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2080N0001X

License✔ Licensed in CT · 62689

Definition

A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.

Also ListedPediatricsTaxonomy 208000000X · License MD15391 (RI), Q0881 (TX)

1 PARK ST, New Haven, CT 06504

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Other Names 1

Former Name (1)Catherine Elizabeth O'neill Md

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 O'neill Buck Md 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.

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.

RUCHIKA S KARNIK MD

Pediatrics (Pediatric Cardiology)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4081

DR. DANICE KURUVILLA M.D.

Pediatrics

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4081

RILEY ABERNETHY

Audiologist

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 688-4242

SLEEPY SMILES CT LLC

Dentist (Pediatric Dentistry)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 586-1425

JENNIFER RECORDS PNP-PC

Nurse Practitioner (Pediatrics)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 688-4242

STEPHANIE KYC

Pediatrics

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 688-2320

DR. LEONEL A RODRIGUEZ MD

Pediatrics (Pediatric Gastroenterology)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4649

CHRISTINE BAKHOUM

Pediatrics (Pediatric Nephrology)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4643

YALE NEW HAVEN HOSPITAL

General Acute Care Hospital (Children)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-2701

MELISSA KATE FRAHER

Nurse Practitioner (Pediatrics)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (860) 806-3253

DR. OLIVER LAURENT KARAM MD, PHD

Pediatrics (Pediatric Critical Care Medicine)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-6610

NITYA BAKSHI MD

Pediatrics (Pediatric Hematology-Oncology)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4081

STEPHANIE LYNN SAMUELS M.D.

Pediatrics (Pediatric Endocrinology)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (617) 548-9759

CHELSEA LEPUS

Pediatrics (Pediatric Gastroenterology)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4081

ALDA TUFRO MD,PH.D

Pediatrics (Pediatric Nephrology)

1 PARK ST, YALE NEW HAVEN CHILDREN'S HOSPITAL
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4643

JUSTIN SIMPKINS PHARMD

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (304) 601-9311

SARAH KANDIL M.D.

Pediatrics (Pediatric Critical Care Medicine)

1 PARK ST, YALE-NEW HAVEN CHILDREN'S HOSPITAL
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4638

DR. SHELBY ANN SOMERS AU.D., CCC-A

Audiologist

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 688-4242

HARVEY BENNETT MD

Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)

1 PARK ST
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4081

MS. CLAUDIA AUERBACH APRN

Nurse Practitioner (Pediatrics)

1 PARK ST, 7TH FLOOR
NEW HAVEN, CT 06504

South Central Connecticut Planning Region (203) 785-4640

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 Buck's NPI number?

The NPI number for Catherine Buck is 1437425402. It was assigned to this individual provider in the NPPES registry on March 23, 2012. The provider is also known as Catherine Elizabeth O'neill MD.

Where is Catherine Buck located?

Catherine Buck practices at 1 Park St, New Haven, CT 06504. The listed phone number is (401) 274-1122.

What is Catherine Buck's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Catherine Buck enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Catherine Buck was last updated on April 29, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.