DR. WILLIAM JOSEPH BARRISH M.D.
NPI 1396796413
Physical Medicine & Rehabilitation in Lewes, DE
About Dr. William Joseph Barrish M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM JOSEPH BARRISH M.D. (NPI 1396796413) is an individual physical medicine & rehabilitation provider in Lewes, Delaware, licensed in Delaware (C10005171) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Jefferson Medical College Of Thomas Jefferson University (1996).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 23
Accepted Insurance
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. William Joseph Barrish M.d. 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 William Barrish reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Milford, DE 19963
- Reassigned Medicare billing, Delaware enrollment
- Medicare enrollment name: Premier Orthopaedic Bone And Joint Care
- 3 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 15
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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 William Barrish's NPI number?
The NPI number for William Barrish is 1396796413. It was assigned to this individual provider in the NPPES registry on May 13, 2006.
Where is William Barrish located?
William Barrish practices at 17637 Shady Rd Unit 102, Lewes, DE 19958. The listed phone number is (302) 430-3205.
What is William Barrish's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is William Barrish enrolled in Medicare?
Yes. William Barrish 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 William Barrish's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Barrish reassigns Medicare benefits to Premier Orthopaedic Bone & Joint Care (Milford, DE). 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 William Barrish's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Barrish accept?
Health plans from Highmark Blue Cross Blue Shield Delaware list William Barrish as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for William Barrish was last updated on May 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.