IndividualActive
Irwin Berkowitz, M.D.
NPI 1538106158 · Pediatrics Physician · Woodcliff Lake, NJ
Irwin Berkowitz, M.D. is a Pediatrics Physician provider in Woodcliff Lake, NJ (NPI 1538106158).
Provider details
- NPI number
- 1538106158
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 25MA03143400 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
595 Chestnut Ridge Rd
Suite 4
Woodcliff Lake, NJ 07677-7663
Phone: (201) 391-2020
Fax: (201) 391-0265
Street-level locationGet directions
Mailing address
595 Chestnut Ridge Rd
Woodcliff Lake, NJ 07677-7663
Registry dates
- Enumerated
- 2006-06-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Irwin Berkowitz's NPI number?
- Irwin Berkowitz's National Provider Identifier (NPI) is 1538106158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irwin Berkowitz's specialty?
- Irwin Berkowitz is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Irwin Berkowitz located?
- Irwin Berkowitz's practice location on file with NPPES is 595 Chestnut Ridge Rd, Woodcliff Lake, NJ 07677-7663.
- What is Irwin Berkowitz's phone number?
- The practice phone number listed in the NPPES registry for Irwin Berkowitz is (201) 391-2020.
- Is Irwin Berkowitz's NPI active?
- Yes — Irwin Berkowitz's NPI (1538106158) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.