Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1164471686 Individual Practitioner Male Practitioner

Dr. Harold J Sleavin , MD

Pediatrics • Hazlet, NJ

Professional Overview & Biography Verified Profile Summary

Dr. Harold Sleavin, MD is a registered healthcare professional specializing in Pediatrics in Hazlet, NJ. Practice services are available at 1 BETHANY RD under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

1 Bethany Rd
Building 5;suite 65

Hazlet, NJ 077301663

Telephone 7322640700
Fax 7322641414
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Pediatrics in Hazlet, NJ

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 19.0 Yrs
State Avg: 25.6 Yrs
Regional Practice Density
9 Specialists

Practicing in Hazlet, NJ (2321 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

Medical Specialties & State Licenses

Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

State License NJ 25MA04944700

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.

Practice Associates & Co-Workers

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

7 Associated Practitioners
NPI 1003804196

Doctor of Medicine (M.D.)

NPI 1033353933

Doctor of Osteopathic Medicine (D.O.)

NPI 1053051599

Doctor of Medicine (M.D.)

NPI 1134117245

Doctor of Medicine (M.D.)

NPI 1427046515

Doctor of Medicine (M.D.)

NPI 1568555290

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 1 BETHANY RD, BUILDING 5;SUITE 65, HAZLET, NJ 077301663 (Tel: 7322640700)

📍
Updated Business Mailing Address July 08, 2007

Registered at PO BOX 23674, NEWARK, NJ 071890001 (Tel: 7322640700)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as HAROLD SLEAVIN, M.D.

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

Pediatrics (License #25MA04944700 in NJ)

🟢
Initial NPI Registration & Enumeration May 10, 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: 1164471686
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 10, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

Po Box 23674

Newark, NJ 071890001

Phone: 7322640700

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.