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

Irwin Howard Berkowitz, MD

Individual provider Pediatrics Physician · NPI 1538106158

Irwin Howard Berkowitz, MD is a Pediatrics Physician in Woodcliff Lake, 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.

See every abbreviation used in this directory →

Practice location Address checks out

595 Chestnut Ridge Rd Ste 4
Woodcliff Lake, NJ 07677-7663
Phone: (201) 391-2020
Fax: (201) 391-0265
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 25MA03143400 (NJ)

Record details

NPI number1538106158
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2006
Last updated in NPPESJuly 13, 2026
Mailing address595 Chestnut Ridge Rd, Suite 4, Woodcliff Lake, NJ 07677-7663

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