WILLIAM DALSEY MD
NPI 1659315307
Emergency Medicine in Lakewood, NJ
About William Dalsey Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM DALSEY MD (NPI 1659315307) is an individual emergency medicine provider in Lakewood, New Jersey, licensed in New Jersey (25MA07019800) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
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 (PECOS)
William Dalsey Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show William Dalsey reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Somerset, NJ 08873
- Reassigned Medicare billing, New Jersey enrollment
- 1,557 clinicians in this Medicare group
Somerset, NJ 08873
- Reassigned Medicare billing, New Jersey enrollment
- 172 clinicians in this Medicare group
Livingston, NJ 07039
- Reassigned Medicare billing, New Jersey enrollment
- 1,913 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 08701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Dalsey's NPI number?
The NPI number for William Dalsey is 1659315307. It was assigned to this individual provider in the NPPES registry on June 15, 2006.
Where is William Dalsey located?
William Dalsey practices at Kimball Medical Center (emergency Department) 600 River Avenue, Lakewood, NJ 08701. The listed phone number is (732) 363-1900.
What is William Dalsey's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is William Dalsey enrolled in Medicare?
Yes. William Dalsey is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for William Dalsey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Dalsey reassigns Medicare benefits to 3 organizations: Rwjbh Emergency Medicine Associates, LLC (Somerset, NJ), Robert Wood Johnson Physician Enterprise (Somerset, NJ) and Rwjbh Observation Associates LLC (Livingston, NJ). Each 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 Dalsey'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 William Dalsey was last updated on April 14, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.