DR. LAWRENCE JAY KESSLER DO
NPI 1770675902
Emergency Medicine in Amityville, NY
About Dr. Lawrence Jay Kessler Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LAWRENCE JAY KESSLER DO (NPI 1770675902) is an individual emergency medicine provider in Amityville, New York, licensed in New York (188733) and active in the NPI registry since September 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)
Dr. Lawrence Jay Kessler Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Lawrence Kessler reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wantagh, NY 11793
- Reassigned Medicare billing, New York enrollment
- 66 clinicians in this Medicare group
Jericho, NY 11753
- Reassigned Medicare billing, New York enrollment
- 413 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 11701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Lawrence Kessler's NPI number?
The NPI number for Lawrence Kessler is 1770675902. It was assigned to this individual provider in the NPPES registry on September 28, 2006.
Where is Lawrence Kessler located?
Lawrence Kessler practices at 365 Broadway Suite 1, Amityville, NY 11701. The listed phone number is (631) 841-4102.
What is Lawrence Kessler's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Lawrence Kessler enrolled in Medicare?
Yes. Lawrence Kessler is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Lawrence Kessler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Kessler reassigns Medicare benefits to 2 organizations: Excel Urgent Care Of Wantagh PLLC (Wantagh, NY) and Optum Urgent Care, PLLC (Jericho, NY). 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 Lawrence Kessler'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 Lawrence Kessler was last updated on August 17, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Dr. Lawrence Jay Kessler, DO · NPI 1770675902
Emergency Medicine physician in Amityville, New York. Individual provider, active in the CMS NPPES registry since September 28, 2006.
## Identity
- **NPI:** 1770675902 (Entity type: Individual)
- **Enumerated:** September 28, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 188733 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 365 BROADWAY, SUITE 1, Amityville, NY 11701-2716
- **Phone:** (631) 841-4102 · **Fax:** (631) 841-4104
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Excel Urgent Care Of Wantagh PLLC (NPI 1184067936, Wantagh, NY); Optum Urgent Care, PLLC (NPI 1285975797, Jericho, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 17, 2011
- **Other identifiers:** Medicare UPIN G07044 (NY); Medicare ID-Type Unspecified 234002 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1770675902) · Data from the CMS NPPES public registry.