DR. WILLIAM GRAY III D.C.
NPI 1568445716
Chiropractor in Greenwood, SC
About Dr. William Gray Iii D.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM GRAY III D.C. (NPI 1568445716) is an individual chiropractor in Greenwood, South Carolina, licensed in South Carolina (843) and active in the NPI registry since November 2005. He is a graduate of Life Chiropractic College (1982).
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Dr. William Gray Iii D.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show William Gray reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Greenwood, SC 29649
- Reassigned Medicare billing, South Carolina enrollment
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
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.
Other Providers at the Same Location NPPES 3
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 Gray's NPI number?
The NPI number for William Gray is 1568445716. It was assigned to this individual provider in the NPPES registry on November 22, 2005.
Where is William Gray located?
William Gray practices at 446 Grace St, Greenwood, SC 29649. The listed phone number is (864) 223-1225.
What is William Gray's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is William Gray enrolled in Medicare?
Yes. William Gray is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for William Gray's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Gray reassigns Medicare benefits to William Burton Gray (Greenwood, 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 Gray's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Gray accept?
Health plans from First Choice Next list William Gray 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 Gray was last updated on February 2, 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. William Gray III, D.C. · NPI 1568445716
Chiropractor provider in Greenwood, South Carolina. Individual provider, active in the CMS NPPES registry since November 22, 2005.
## Identity
- **NPI:** 1568445716 (Entity type: Individual)
- **Enumerated:** November 22, 2005
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 843 (South Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 446 GRACE ST, Greenwood, SC 29649-3125
- **Phone:** (864) 223-1225
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** William Burton Gray (NPI 1932384104, Greenwood, SC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Life Chiropractic College, class of 1982
## Record status
- **NPPES last updated:** February 2, 2011
- **Other identifiers:** Medicare ID-Type Unspecified T249332360 (SC)
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Source: [NPI Profile](https://npiprofile.com/npi/1568445716) · Data from the CMS NPPES public registry.