DR. LAWRENCE SIDER OD
NPI 1700992203
Optometrist in Boca Raton, FL
About Dr. Lawrence Sider Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LAWRENCE SIDER OD (NPI 1700992203) is an individual optometrist in Boca Raton, Florida, licensed in Florida (OPC1693) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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 Sider Od is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Lawrence Sider reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Las Vegas, NV 89121
- Reassigned Medicare billing, Nevada enrollment
- 75 clinicians in this Medicare group
Las Vegas, NV 89128
- Reassigned Medicare billing, Nevada enrollment
- 63 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 33431 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BOCA RATON, FL 33431
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 Sider's NPI number?
The NPI number for Lawrence Sider is 1700992203. It was assigned to this individual provider in the NPPES registry on August 21, 2006.
Where is Lawrence Sider located?
Lawrence Sider practices at 2200 Glades Rd Suite 105, Boca Raton, FL 33431. The listed phone number is (561) 226-4920.
What is Lawrence Sider's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Lawrence Sider enrolled in Medicare?
Yes. Lawrence Sider is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Lawrence Sider's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Sider reassigns Medicare benefits to 2 organizations: Girisgen & Kopolow Od PC (Las Vegas, NV) and Kopolow & Girisgen Professional Corporation (Las Vegas, NV). 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 Sider'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 Sider was last updated on July 4, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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 Sider, OD · NPI 1700992203
Optometrist provider in Boca Raton, Florida. Individual provider, active in the CMS NPPES registry since August 21, 2006.
## Identity
- **NPI:** 1700992203 (Entity type: Individual)
- **Enumerated:** August 21, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** OPC1693 (Florida)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2200 GLADES RD, SUITE 105, Boca Raton, FL 33431-7309
- **Phone:** (561) 226-4920 · **Fax:** (561) 988-9325
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Girisgen & Kopolow Od PC (NPI 1427821263, Las Vegas, NV); Kopolow & Girisgen Professional Corporation (NPI 1518904622, Las Vegas, NV) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 4, 2013
- **Other identifiers:** Medicare UPIN T54778 (FL); Medicare ID-Type Unspecified K7007 (FL); Medicare PIN 20254B (FL)
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Source: [NPI Profile](https://npiprofile.com/npi/1700992203) · Data from the CMS NPPES public registry.