WILLIAM ALEXANDER OD
NPI 1114931854
Optometrist in Hartsville, SC
About William Alexander Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM ALEXANDER OD (NPI 1114931854) is an individual optometrist in Hartsville, South Carolina, licensed in South Carolina (1422) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of New England College Of Optometry (2006).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 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 and accepts Medicare assignment
William Alexander Od 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 Alexander reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Greenville, SC 29615
- Reassigned Medicare billing, South Carolina enrollment
- 56 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 9
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29550 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Reported Quality Measures
Other Providers at the Same Location NPPES 6
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 William Alexander's NPI number?
The NPI number for William Alexander is 1114931854. It was assigned to this individual provider in the NPPES registry on July 28, 2006.
Where is William Alexander located?
William Alexander practices at 504 S 4th St, Hartsville, SC 29550. The listed phone number is (843) 332-7171.
What is William Alexander's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is William Alexander enrolled in Medicare?
Yes. William Alexander 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 Alexander's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Alexander reassigns Medicare benefits to Clemson Eye, PA (Greenville, SC). 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 Alexander's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Alexander accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, Anthem Blue Cross and Blue Shield and Blue Cross and Blue Shield of Montana and 13 other insurers list William Alexander 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 Alexander was last updated on April 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.