MR. JAY B HOROWITZ MD
NPI 1255421673
Otolaryngology in East Brunswick, NJ
About Mr. Jay B Horowitz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. JAY B HOROWITZ MD (NPI 1255421673) is an individual otolaryngology provider in East Brunswick, New Jersey, licensed in New Jersey (25MA05768900) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Saint Peter's University Hospital, and is a graduate of Yale University School Of Medicine (1987).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Mr. Jay B Horowitz 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 Jay Horowitz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tarrytown, NY 10591
- Reassigned Medicare billing, New Jersey enrollment
- 153 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 11
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Saint Peter's University Hospital
Acute Care Hospitals · New Brunswick, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 08816 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 8
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EAST BRUNSWICK, NJ 08816
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 Jay Horowitz's NPI number?
The NPI number for Jay Horowitz is 1255421673. It was assigned to this individual provider in the NPPES registry on October 14, 2006.
Where is Jay Horowitz located?
Jay Horowitz practices at 557 Cranbury Rd, East Brunswick, NJ 08816. The listed phone number is (732) 613-0600.
What is Jay Horowitz's specialty?
The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.
Is Jay Horowitz enrolled in Medicare?
Yes. Jay Horowitz 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 Jay Horowitz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jay Horowitz reassigns Medicare benefits to Ent And Allergy Associates LLP (Tarrytown, 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 Jay Horowitz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jay Horowitz affiliated with any hospitals?
According to CMS data, Jay Horowitz is affiliated with Saint Peter's University Hospital.
When was this NPI record last updated?
The NPPES record for Jay Horowitz was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mr. Jay B Horowitz, MD · NPI 1255421673
Otolaryngology physician in East Brunswick, New Jersey. Individual provider, active in the CMS NPPES registry since October 14, 2006.
## Identity
- **NPI:** 1255421673 (Entity type: Individual)
- **Enumerated:** October 14, 2006
- **Primary specialty:** Otolaryngology · taxonomy 207Y00000X
- **State license:** 25MA05768900 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 557 CRANBURY RD, East Brunswick, NJ 08816-5419
- **Phone:** (732) 613-0600 · **Fax:** (732) 613-3981
## 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:** Ent And Allergy Associates LLP (NPI 1376598326, Tarrytown, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Yale University School Of Medicine, class of 1987
## Record status
- **NPPES last updated:** March 7, 2023
- **Other identifiers:** Other DOS668000 (NJ); Medicaid 5264901 (NJ)
---
Source: [NPI Profile](https://npiprofile.com/npi/1255421673) · Data from the CMS NPPES public registry.