KLEIN AND BIRNS, PLLC
NPI 1679784177
Specialist in New York, NY
About Klein And Birns, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KLEIN AND BIRNS, PLLC (NPI 1679784177) is a healthcare organization registered as a specialist in New York, New York and active in the NPI registry since May 2007. The organization lists George Klein, 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)
Klein And Birns, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Klein And Birns, PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.
Clinicians, nearest first (2)
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 Klein And Birns, PLLC's NPI number?
The NPI number for Klein And Birns, PLLC is 1679784177. It was assigned to this organization in the NPPES registry on May 25, 2007.
Where is Klein And Birns, PLLC located?
Klein And Birns, PLLC is located at 157 E 72nd St, New York, NY 10021. The listed phone number is (212) 744-8700.
What is Klein And Birns, PLLC's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Klein And Birns, PLLC enrolled in Medicare?
Yes. Klein And Birns, PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Klein And Birns, PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Urology, reassign their Medicare billing to Klein And Birns, PLLC. 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. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Klein And Birns, PLLC was last updated on June 23, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Klein And Birns, Pllc · NPI 1679784177
Specialist organization in New York, New York. Organization record, active in the CMS NPPES registry since May 25, 2007.
## Identity
- **NPI:** 1679784177 (Entity type: Organization)
- **Enumerated:** May 25, 2007
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Organization subpart:** No
- **Authorized official:** George Klein, OWNER
## Practice location
- **Address:** 157 E 72ND ST, New York, NY 10021-4331
- **Phone:** (212) 744-8700
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians (Urology) reassign Medicare billing to this organization (form CMS-855R); 1 practice at this address and 2 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 23, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1679784177) · Data from the CMS NPPES public registry.