MARK EDWARD SHAFFER MD
NPI 1639308380
Family Medicine in Winnsboro, SC
About Mark Edward Shaffer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK EDWARD SHAFFER MD (NPI 1639308380) is an individual family medicine provider in Winnsboro, South Carolina, licensed in South Carolina (31836) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with Prisma Health Richland Hospital, and maintains a secondary practice location in Columbia.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Mark Edward Shaffer Md 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 Mark Shaffer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Columbia, SC 29212
- Reassigned Medicare billing, South Carolina enrollment
- 1,466 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 5
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Prisma Health Richland Hospital
Acute Care Hospitals · Columbia, SCPrisma Health Baptist
Acute Care Hospitals · Columbia, SCPrisma Health Baptist Parkridge
Acute Care Hospitals · Columbia, SCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29180 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.
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.
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 Mark Shaffer's NPI number?
The NPI number for Mark Shaffer is 1639308380. It was assigned to this individual provider in the NPPES registry on July 2, 2009.
Where is Mark Shaffer located?
Mark Shaffer practices at 56 Us Highway 321 Byp N, Winnsboro, SC 29180. The listed phone number is (803) 635-6099.
What is Mark Shaffer's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Mark Shaffer enrolled in Medicare?
Yes. Mark Shaffer 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 Mark Shaffer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Shaffer reassigns Medicare benefits to Prisma Health Medical Group-Midlands (Columbia, 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 Mark Shaffer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Shaffer accept?
Health plans from BlueCross BlueShield of South Carolina list Mark Shaffer 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 Mark Shaffer affiliated with any hospitals?
According to CMS data, Mark Shaffer is affiliated with Prisma Health Richland Hospital, Prisma Health Baptist and Prisma Health Baptist Parkridge.
When was this NPI record last updated?
The NPPES record for Mark Shaffer was last updated on June 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Mark Edward Shaffer, MD · NPI 1639308380
Family Medicine physician in Winnsboro, South Carolina. Individual provider, active in the CMS NPPES registry since July 2, 2009.
## Identity
- **NPI:** 1639308380 (Entity type: Individual)
- **Enumerated:** July 2, 2009
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 31836 (South Carolina)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 56 US HIGHWAY 321 BYP N, Winnsboro, SC 29180-7100
- **Phone:** (803) 635-6099 · **Fax:** (803) 635-6343
## 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:** Prisma Health Medical Group-Midlands (NPI 1003307166, Columbia, SC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Harvard Medical School, class of 2009
## Record status
- **NPPES last updated:** June 25, 2021
- **Other identifiers:** Medicaid 318365 (SC)
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Source: [NPI Profile](https://npiprofile.com/npi/1639308380) · Data from the CMS NPPES public registry.