DR. JONATHAN Z BERKOWITZ MD
NPI 1265469324
Emergency Medicine in Valhalla, NY
About Dr. Jonathan Z Berkowitz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JONATHAN Z BERKOWITZ MD (NPI 1265469324) is an individual emergency medicine provider in Valhalla, New York, licensed in New York (243534) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, and is a graduate of State University Of New York Downstate Medical Center (2003).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Jonathan Z Berkowitz Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Jonathan Berkowitz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- 9,353 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Shore University Hospital
Acute Care Hospitals · Manhasset, NYStaten Island University Hospital
Acute Care Hospitals · Staten Island, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10595 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Jonathan Berkowitz's NPI number?
The NPI number for Jonathan Berkowitz is 1265469324. It was assigned to this individual provider in the NPPES registry on June 26, 2006.
Where is Jonathan Berkowitz located?
Jonathan Berkowitz practices at 100 Woods Rd # E240, Valhalla, NY 10595. The listed phone number is (914) 493-7656.
What is Jonathan Berkowitz's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Jonathan Berkowitz enrolled in Medicare?
Yes. Jonathan Berkowitz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Jonathan Berkowitz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathan Berkowitz reassigns Medicare benefits to North Shore-Lij Medical PC (Great Neck, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jonathan Berkowitz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jonathan Berkowitz affiliated with any hospitals?
According to CMS data, Jonathan Berkowitz is affiliated with North Shore University Hospital and Staten Island University Hospital.
When was this NPI record last updated?
The NPPES record for Jonathan Berkowitz was last updated on May 8, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Jonathan Z Berkowitz, MD · NPI 1265469324
Emergency Medicine physician in Valhalla, New York. Individual provider, active in the CMS NPPES registry since June 26, 2006.
## Identity
- **NPI:** 1265469324 (Entity type: Individual)
- **Enumerated:** June 26, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 243534 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 WOODS RD # E240, Valhalla, NY 10595-1530
- **Phone:** (914) 493-7656
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** North Shore-Lij Medical PC (NPI 1053688572, Great Neck, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York Downstate Medical Center, class of 2003
## Record status
- **NPPES last updated:** May 8, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1265469324) · Data from the CMS NPPES public registry.