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Active NPI 1255905782 Individual Practitioner Male Practitioner

Dr. Eric Pung Sun , MD, MPH

Pediatrics • New Haven, CT

Professional Overview & Biography Verified Profile Summary

Dr. Eric Sun, MD, MPH is a certified Pediatrics practicing in New Haven, CT. With approximately 5 years of clinical experience since graduating from Columbia University College Of Physicians And Surgeons in 2021, Dr. Sun delivers high-quality medical care to the local community at 20 YORK ST.

Dr. Sun does not directly accept Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

20 York St

New Haven, CT 065103220

Telephone 4242203688
Associated Practice Facility / Clinic
🏢 Yale New Haven Hospital Facility NPI 1336139500

Medicare Profile & Education

Medical School

Columbia University College Of Physicians And Surgeons

Graduation Year

2021

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pediatrics in New Haven, CT

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
5 Yrs -7.2 yrs vs City Avg
City Avg: 12.2 Yrs
State Avg: 23.5 Yrs
Regional Practice Density
166 Specialists

Practicing in New Haven, CT (1087 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Sun (5 Years) 5 Yrs
New Haven Specialty Average (12.2 Years) 12.2 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-08-13
Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

State License CT 81282

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.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License CT 81282

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Practice Associates & Co-Workers

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

2 Associated Practitioners
Ashley Espinoza

Nurse Anesthetist, Certified Registered

NPI 1285224048
Dr. Morgan Mohalla , MD

Student in an Organized Health Care Education/Training Program

NPI 1801684824

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events
📍
Updated Practice Location August 13, 2025

Registered at 20 YORK ST, NEW HAVEN, CT 065103220 (Tel: 4242203688)

📍
Updated Business Mailing Address August 13, 2025

Registered at PO BOX 208064, NEW HAVEN, CT 065208064

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 13, 2025

Internal Medicine (License #81282 in CT)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 27, 2022

Pediatrics (License #125078125 in IL)

NPI Profile Active May 19, 2021

NPI status registered as active in NPPES database

📍
Updated Practice Location May 19, 2021

Registered at 5481 S. MARYLAND AVE, MC 7082, CHICAGO, IL 606371443 (Tel: 7737026840)

📍
Updated Business Mailing Address May 19, 2021

Registered at 180 HARVESTER DR STE 110, BURR RIDGE, IL 605276686 (Tel: 7737021150)

👤
Provider Name / Credentials Updated May 19, 2021

Recorded as ERIC SUN, MD, MPH

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 19, 2021

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration May 19, 2021

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: 1255905782
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 19, 2021
Last Update: August 13, 2025
Sole Proprietor: No

Mailing Address

Po Box 208064

New Haven, CT 065208064

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.