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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARION A WILLS M.D.
NPI 1194741124
Pediatrics in Clemson, SC

Active since July 14, 2006PECOS Enrolled
450 OLD GREENVILLE HWY, CLEMSON, SC 29631(864) 653-8964(846) 653-8963 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 29, 2026, May 7, 2021, Jul 20, 2018 (3 updates tracked since 2018).

About Marion A Wills M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARION A WILLS M.D. (NPI 1194741124) is an individual pediatrics provider in Clemson, South Carolina, licensed in South Carolina (52223) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1194741124
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameMARION A WILLSCredential: M.D.
Location Address450 OLD GREENVILLE HWYClemson, SC 29631
Mailing Address300 E Mcbee Ave Fl 4Greenville, SC 29601-2842 · (864) 522-8603
Phone(864) 653-8964
Fax(846) 653-8963
Sole ProprietorNo
Enumeration DateJuly 14, 2006
Last NPPES UpdateSeptember 29, 20263 updates tracked since enumeration
NPPES CertifiedMay 7, 2021
✔ NPI 1194741124 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in SC · 52223✔ Licensed in GA · 049597
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
450 OLD GREENVILLE HWY, Clemson, SC 29631
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Other Names 1

Other Name (5)Andy Wills M.d.

Other Identifiers 8

Medicaid000919256AGA
Medicaid522232SC
Other374160GA · Wellcare Medicaid
Other117546GA · Peachstate Medicaid
Medicaid000919256DGA
Other830853GA · Bcbs Georgia
Medicaid300035718AGA
Medicaid000919256EGA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marion A Wills M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Marion Wills reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Prisma Health University Medical Group
0.1 mi
Pediatrics
208 FRONTAGE RD, SUITE 1
Clemson, SC 29631
  • Reassigned Medicare billing, South Carolina enrollment
  • Also billed through NPI 1558754978 (South Carolina)
  • 222 clinicians in this Medicare group
NPI 1225480486 (864) 654-6034

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 29631 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$83.18 typical visit price
range $53.57 – $163.84
Typical copayment $20.79 (range $13.39 – $40.96)
Most-billed visit code 99203
Established Patient
$95.12 typical visit price
range $16.96 – $133.52
Typical copayment $23.78 (range $4.24 – $33.38)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PRISMA HEALTH-UPSTATE
Clinic/Center (Multi-Specialty)
450 OLD GREENVILLE HWY
CLEMSON, SC 29631
Pickens County (864) 653-8964
ANTOINETTE MARIE BANNISTER M.D.
Pediatrics
450 OLD GREENVILLE HWY
CLEMSON, SC 29631
Pickens County (864) 653-8964
PRISMA HEALTH-UPSTATE
Clinic/Center (Rural Health)
450 OLD GREENVILLE HWY
CLEMSON, SC 29631
Pickens County (864) 653-8964
BETH LYNN DICKERSON NP
Nurse Practitioner (Pediatrics)
450 OLD GREENVILLE HWY
CLEMSON, SC 29631
Pickens County (864) 653-8964

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 Marion Wills's NPI number?

The NPI number for Marion Wills is 1194741124. It was assigned to this individual provider in the NPPES registry on July 14, 2006. The provider is also known as Andy Wills M.D..

Where is Marion Wills located?

Marion Wills practices at 450 Old Greenville Hwy, Clemson, SC 29631. The listed phone number is (864) 653-8964.

What is Marion Wills's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Marion Wills enrolled in Medicare?

Yes. Marion Wills is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Marion Wills's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marion Wills reassigns Medicare benefits to Prisma Health University Medical Group (Clemson, 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 Marion Wills's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marion Wills accept?

Health plans from Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina and InStil Health list Marion Wills 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 Marion Wills was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 days 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.