Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Harold J Sleavin, MD

Individual provider Pediatrics Physician · NPI 1164471686

Harold J Sleavin, MD is a Pediatrics Physician in Hazlet, New Jersey. Licensed in New Jersey. Registered with an NPI since 2006.

Licensed in
NJ
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1 Bethany Rd Bldg 5;SUITE 65
Hazlet, NJ 07730-1663
Phone: (732) 264-0700
Fax: (732) 264-1414
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 25MA04944700 (NJ)

Record details

NPI number1164471686
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 10, 2006
Last updated in NPPESJuly 13, 2026
Mailing addressPo Box 23674, Newark, NJ 07189-0001

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