WARREN J BLEIWEISS MD PA
NPI 1457726887
Pain Medicine - Interventional Pain Medicine in Caldwell, NJ
About Warren J Bleiweiss Md Pa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WARREN J BLEIWEISS MD PA (NPI 1457726887) is a healthcare organization registered as an interventional pain medicine in Caldwell, New Jersey and active in the NPI registry since December 2015. The organization lists Warren J Bleiweiss, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Warren J Bleiweiss Md Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Warren J Bleiweiss MD PA, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Warren J Bleiweiss MD PA's NPI number?
The NPI number for Warren J Bleiweiss MD PA is 1457726887. It was assigned to this organization in the NPPES registry on December 10, 2015.
Where is Warren J Bleiweiss MD PA located?
Warren J Bleiweiss MD PA is located at 29 Smull Ave, Caldwell, NJ 07006. The listed phone number is (973) 403-3334.
What is Warren J Bleiweiss MD PA's specialty?
The primary specialty registered for this NPI is Pain Medicine, specializing in Interventional Pain Medicine, with taxonomy code 208VP0014X.
Is Warren J Bleiweiss MD PA enrolled in Medicare?
Yes. Warren J Bleiweiss MD PA is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Warren J Bleiweiss MD PA?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Anesthesiology) reassigns their Medicare billing to Warren J Bleiweiss MD PA. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Warren J Bleiweiss MD PA was last updated on December 10, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Warren J Bleiweiss Md Pa · NPI 1457726887
Interventional Pain Medicine organization in Caldwell, New Jersey. Organization record, active in the CMS NPPES registry since December 10, 2015.
## Identity
- **NPI:** 1457726887 (Entity type: Organization)
- **Enumerated:** December 10, 2015
- **Primary specialty:** Pain Medicine - Interventional Pain Medicine · taxonomy 208VP0014X
- **Organization subpart:** No
- **Authorized official:** Warren Bleiweiss, OWNER
## Practice location
- **Address:** 29 SMULL AVE, Caldwell, NJ 07006-5011
- **Phone:** (973) 403-3334
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Anesthesiology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 10, 2015
---
Source: [NPI Profile](https://npiprofile.com/npi/1457726887) · Data from the CMS NPPES public registry.