GAVIN L GRIEB DO
NPI 1508540097
Family Medicine in Greenwood, SC
About Gavin L Grieb Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GAVIN L GRIEB DO (NPI 1508540097) is an individual family medicine provider in Greenwood, South Carolina, licensed in South Carolina (89741) and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS, is affiliated with Self Regional Healthcare, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
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
Gavin L Grieb Do 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 Reassignments
3Medicare enrollment records show Gavin Grieb reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Greenwood, SC 29646
- Reassigned Medicare billing, South Carolina enrollment
- 231 clinicians in this Medicare group
Greenwood, SC 29646
- Reassigned Medicare billing, South Carolina enrollment
- 560 clinicians in this Medicare group
Edgefield, SC 29824
- Reassigned Medicare billing, South Carolina enrollment
- Also billed through NPI 1922582105 (South Carolina)
- 126 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Self Regional Healthcare
Acute Care Hospitals · Greenwood, SCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29646 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.
GREENWOOD, SC 29646
GREENWOOD, SC 29646
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 Gavin Grieb's NPI number?
The NPI number for Gavin Grieb is 1508540097. It was assigned to this individual provider in the NPPES registry on June 14, 2023.
Where is Gavin Grieb located?
Gavin Grieb practices at 155 Academy Ave, Greenwood, SC 29646. The listed phone number is (864) 725-4865.
What is Gavin Grieb's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Gavin Grieb enrolled in Medicare?
Yes. Gavin Grieb 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 organizations bill Medicare for Gavin Grieb's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gavin Grieb reassigns Medicare benefits to 3 organizations: Self Regional Healthcare (Greenwood, SC), Self Medical Group (Greenwood, SC) and Self Regional Healthcare Partners (Edgefield, SC). 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 Gavin Grieb's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gavin Grieb accept?
Health plans from Ambetter from Absolute Total Care and Ambetter of North Carolina list Gavin Grieb 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.
Is Gavin Grieb affiliated with any hospitals?
According to CMS data, Gavin Grieb is affiliated with Self Regional Healthcare.
When was this NPI record last updated?
The NPPES record for Gavin Grieb was last updated on August 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Gavin L Grieb, DO · NPI 1508540097
Family Medicine physician in Greenwood, South Carolina. Individual provider, active in the CMS NPPES registry since June 14, 2023.
## Identity
- **NPI:** 1508540097 (Entity type: Individual)
- **Enumerated:** June 14, 2023
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 89741 (South Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 155 ACADEMY AVE, Greenwood, SC 29646-3869
- **Phone:** (864) 725-4865
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Self Regional Healthcare (NPI 1326067703, Greenwood, SC); Self Medical Group (NPI 1134442890, Greenwood, SC); Self Regional Healthcare Partners (NPI 1053929208, Edgefield, SC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Texas Hsc, College Of Osteopathic Med, class of 2023
## Record status
- **NPPES last updated:** August 26, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1508540097) · Data from the CMS NPPES public registry.