Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1235216664 Individual Practitioner Male Practitioner

Dr. William James Rappaport , MD

Pediatrics • Brooklyn, NY

Professional Overview & Biography Verified Profile Summary

Dr. William Rappaport, MD is a registered healthcare professional specializing in Pediatrics in Brooklyn, NY. Practice services are available at 650 FULTON ST under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

650 Fulton St

Brooklyn, NY 112171517

Telephone 7185969800
Fax 8774604752
Associated Practice Facility / Clinic
🏢 Brooklyn Plaza Medical Center Facility NPI 1992711444

Specialty Benchmarks & Practice Insights

Comparative analytics for Pediatrics in Brooklyn, NY

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 26.1 Yrs
State Avg: 24.1 Yrs
Regional Practice Density
769 Specialists

Practicing in Brooklyn, NY (6127 Statewide)

Telehealth Adoption Rate
0.5% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2025-10-22
Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

State License NY 160539

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.

Allergy & Immunology

NUCC Taxonomy Code: 207K00000X

State License NY 160539

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

37 Associated Practitioners
Daijasia Mcintosh

Social Worker

NPI 1053071621
Nora Chanko

Social Worker

NPI 1053993816
Dr. Chris Cho , DDS

Dentist - General Practice

NPI 1124497318

Doctor of Dental Surgery

Albina Chua

Pediatrics

NPI 1134198591
Samantha Smith

Counselor - Addiction (Substance Use Disorder)

NPI 1154985745
Nan-Tsun Lai

Pediatrics

NPI 1205241155

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
📍
Updated Practice Location October 22, 2025

Registered at 650 FULTON ST, BROOKLYN, NY 112171517 (Tel: 7185969800)

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 530 E 20TH ST, SUITE M G, NEW YORK, NY 10009 (Tel: 2127778407)

📍
Updated Business Mailing Address July 08, 2007

Registered at 530 E 20TH ST, SUITE M G, NEW YORK, NY 10009 (Tel: 2127778407)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as WILLIAM RAPPAPORT, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Allergy & Immunology (License #160539 in NY)

🟢
Initial NPI Registration & Enumeration November 01, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1235216664
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: November 01, 2006
Last Update: October 22, 2025
Sole Proprietor: No

Mailing Address

530 E 20th St, Suite M G

New York, NY 10009

Phone: 2127778407

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.