DR. WILLIAM CORBIN KRITZER JR. OD
NPI 1659451623
Optometrist in Crystal River, FL
About Dr. William Corbin Kritzer Jr. Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM CORBIN KRITZER JR. OD (NPI 1659451623) is an individual optometrist in Crystal River, Florida, licensed in Florida (OPC6791) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Houston - College Of Optometry (1987).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. William Corbin Kritzer Jr. Od is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show William Kritzer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pinellas Park, FL 33782
- Reassigned Medicare billing, Florida enrollment
- 86 clinicians in this Medicare group
Allen, TX 75013
- Reassigned Medicare billing, Texas enrollment
- 2 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 34429 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CRYSTAL RIVER, FL 34429
CRYSTAL RIVER, FL 34429
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 Kritzer's NPI number?
The NPI number for William Kritzer is 1659451623. It was assigned to this individual provider in the NPPES registry on October 16, 2006. The provider is also known as Bill Kritzer Od.
Where is William Kritzer located?
William Kritzer practices at 1661 SE Us Highway 19, Crystal River, FL 34429. The listed phone number is (352) 563-1666.
What is William Kritzer's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is William Kritzer enrolled in Medicare?
Yes. William Kritzer is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for William Kritzer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Kritzer reassigns Medicare benefits to 2 organizations: Southeast Eye Institute, PA (Pinellas Park, FL) and (Allen, TX). 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 Kritzer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Kritzer accept?
Health plans from Anthem Blue Cross and Blue Shield, AvMed, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 3 other insurers list William Kritzer 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 Kritzer was last updated on March 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. William Corbin Kritzer Jr., OD · NPI 1659451623
Optometrist provider in Crystal River, Florida. Individual provider, active in the CMS NPPES registry since October 16, 2006.
## Identity
- **NPI:** 1659451623 (Entity type: Individual)
- **Enumerated:** October 16, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** OPC6791 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 1661 SE US HIGHWAY 19, Crystal River, FL 34429-4830
- **Phone:** (352) 563-1666
## 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): Southeast Eye Institute, PA (NPI 1073625331, Pinellas Park, FL); (NPI 1548359045, Allen, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Houston - College Of Optometry, class of 1987
## Record status
- **NPPES last updated:** March 3, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1659451623) · Data from the CMS NPPES public registry.