DR. BRIAN JOHN WILLIAMS D.O.
NPI 1851650667
Physical Medicine & Rehabilitation in New York, NY
About Dr. Brian John Williams D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRIAN JOHN WILLIAMS D.O. (NPI 1851650667) is an individual physical medicine & rehabilitation provider in New York, New York, licensed in New York (284862) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2012).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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. Brian John Williams D.o. 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 Brian Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Edgewater, NJ 07020
- Reassigned Medicare billing, New York enrollment
- 73 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 4
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.
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.
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10035
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 Brian Williams's NPI number?
The NPI number for Brian Williams is 1851650667. It was assigned to this individual provider in the NPPES registry on May 14, 2012.
Where is Brian Williams located?
Brian Williams practices at 116 E 125th St, New York, NY 10035. The listed phone number is (872) 231-3162.
What is Brian Williams's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Brian Williams enrolled in Medicare?
Yes. Brian Williams 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 Brian Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Williams reassigns Medicare benefits to National Health Rehabilitation LLC (Edgewater, NJ). 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 Brian Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Brian Williams was last updated on November 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.