Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1477917839 Individual Practitioner Female Practitioner

Dr. Jennifer Laura Bleznak , MD

Pediatrics • Wilmington, DE

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jennifer Bleznak, MD is a certified Pediatrics practicing in Wilmington, DE. With approximately 10 years of clinical experience since graduating from Rowan University School Of Osteopathic Medicine in 2016, Dr. Bleznak delivers high-quality medical care to the local community at 1600 ROCKLAND RD.

Dr. Bleznak is affiliated with The Nemours Foundation and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

1600 Rockland Rd

Wilmington, DE 198033607

Telephone 3026514200
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Rowan University School Of Osteopathic Medicine

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pediatrics in Wilmington, DE

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
10 Yrs -6.6 yrs vs City Avg
City Avg: 16.6 Yrs
State Avg: 20.2 Yrs
Regional Practice Density
176 Specialists

Practicing in Wilmington, DE (299 Statewide)

Telehealth Adoption Rate
0.6% 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. Bleznak (10 Years) 10 Yrs
Wilmington Specialty Average (16.6 Years) 16.6 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-02-11
Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

State License DE C1-0024548

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.

General Practice

NUCC Taxonomy Code: 208D00000X

State License DE C1-0024548

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID State License
0101266625 (VA)

Hospital & Practice Group Affiliations

The Nemours Foundation

1600 Rockland Rd, Wilmington, DE 198033607

Phone: 3026514200

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Laura Kiszkiel , MD

Obstetrics & Gynecology

NPI 1003079807

Doctor of Medicine (M.D.)

Allyson Menard , SLP

Speech-Language Pathologist

NPI 1003080334

Speech-Language Pathologist

Dr. Salwa Sulieman , DO

Pediatrics - Pediatric Infectious Diseases

NPI 1003089392

Doctor of Osteopathic Medicine (D.O.)

Dr. Lauren May , MD

Radiology - Pediatric Radiology

NPI 1003137787

Doctor of Medicine (M.D.)

Dr. Mary Iampietro , PhD

Psychologist - Clinical Child & Adolescent

NPI 1003211277

Doctor of Philosophy (Ph.D.)

Katherine Harrigan

Nurse Practitioner

NPI 1003247719

Career & Practice History Timeline

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

12 Historical Events
📍
Updated Practice Location February 11, 2026

Registered at 1600 ROCKLAND RD, WILMINGTON, DE 198033607 (Tel: 3026514200)

📍
Updated Business Mailing Address February 11, 2026

Registered at PO BOX 191, ROCKLAND, DE 197320191 (Tel: 3026516718)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 11, 2026

Pediatrics (License #C1-0024548 in DE)

📍
Updated Practice Location May 07, 2020

Registered at 601 CHILDREN'S LANE, NORFOLK, VA 23507 (Tel: 6094021416)

📍
Updated Business Mailing Address May 07, 2020

Registered at 601 CHILDRENS LN, NORFOLK, VA 235071910 (Tel: 6096010932)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 07, 2020

Pediatrics (License #0101266625 in VA)

NPI Profile Active June 25, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location June 25, 2016

Registered at 1600 ROCKLAND RD, SUITE 2B80, WILMINGTON, DE 198033607 (Tel: 3026515874)

📍
Updated Business Mailing Address June 25, 2016

Registered at 1600 ROCKLAND RD, SUITE 2B80, WILMINGTON, DE 198033607 (Tel: 3026515874)

👤
Provider Name / Credentials Updated June 25, 2016

Recorded as JENNIFER BLEZNAK, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 25, 2016

Pediatrics (License #C7-0006214 in DE)

🟢
Initial NPI Registration & Enumeration April 11, 2016

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: 1477917839
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 11, 2016
Last Update: February 11, 2026
Sole Proprietor: No

Mailing Address

Po Box 191

Rockland, DE 197320191

Phone: 3026516718

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.