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DR. WILLIAM S STAVROU MD
NPI 1528031531
Internal Medicine - Cardiovascular Disease in Sumter, SC

Active since February 09, 2006PECOS Enrolled
115 N SUMTER ST STE 410, SUMTER, SC 29150(803) 774-9797(803) 774-9796 Get Directions Write a Review

NPPES record last updated: November 2, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 2, 2018, Feb 20, 2018, Mar 14, 2017 (3 updates tracked since 2017).

About Dr. William S Stavrou Md NPPES

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

DR. WILLIAM S STAVROU MD (NPI 1528031531) is an individual cardiovascular disease provider in Sumter, South Carolina, licensed in South Carolina (7862) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1528031531
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. WILLIAM S STAVROUCredential: MD
Location Address115 N SUMTER ST STE 410Sumter, SC 29150-4969
Mailing AddressPo Box 743904Atlanta, GA 30374-3904 · (803) 296-7320 · Fax (803) 296-7330
Phone(803) 774-9797
Fax(803) 774-9796
Sole ProprietorNo
Enumeration DateFebruary 9, 2006
Last NPPES UpdateNovember 2, 20183 updates tracked since enumeration
✔ NPI 1528031531 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in SC · 7862
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
115 N SUMTER ST STE 410, Sumter, SC 29150
Open in Google Maps ↗

Other Identifiers 1

Medicaid078622SC

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.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 S Stavrou Md 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 Reassignments

2

Medicare enrollment records show William Stavrou reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Prisma Health Medical Group-Midlands
Same address
Plastic and Reconstructive Surgery
115 N SUMTER ST STE 115
Sumter, SC 29150
  • Reassigned Medicare billing, South Carolina enrollment
  • 1,466 clinicians in this Medicare group
NPI 1447749510 (803) 774-7546
Prisma Health Tuomey
0.1 mi
Nurse Anesthetist, Certified Registered
129 N WASHINGTON ST
Sumter, SC 29150
  • Reassigned Medicare billing, South Carolina enrollment
  • 99 clinicians in this Medicare group
NPI 1497112965 (803) 774-9035

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 29150 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
$124.04 typical visit price
range $53.57 – $163.84
Typical copayment $31.01 (range $13.39 – $40.96)
Most-billed visit code 99204
Established Patient
$67.12 typical visit price
range $16.96 – $133.52
Typical copayment $16.78 (range $4.24 – $33.38)
Most-billed visit code 99213
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 5

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

MARGARET CONANT BRITT APRN-C
Nurse Practitioner (Family)
115 N SUMTER ST STE 410
SUMTER, SC 29150
Sumter County (803) 774-9797
CAMERON THOMASSON APRN, AGACNP
Nurse Practitioner (Acute Care)
115 N SUMTER ST STE 410
SUMTER, SC 29150
Sumter County (803) 774-9000
DR. JAIDEEP DEBSIKDAR M.D.
Internal Medicine (Cardiovascular Disease)
115 N SUMTER ST STE 410
SUMTER, SC 29150
Sumter County (803) 774-9797
SHANNON CORNELL NP
Nurse Practitioner (Adult Health)
115 N SUMTER ST STE 410
SUMTER, SC 29150
Sumter County (803) 774-9797
FRANCIS ROOSEVELT GILLIAM III MD
Internal Medicine (Clinical Cardiac Electrophysiology)
115 N SUMTER ST STE 410
SUMTER, SC 29150
Sumter County (803) 774-9797

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 Stavrou's NPI number?

The NPI number for William Stavrou is 1528031531. It was assigned to this individual provider in the NPPES registry on February 9, 2006.

Where is William Stavrou located?

William Stavrou practices at 115 N Sumter St Ste 410, Sumter, SC 29150. The listed phone number is (803) 774-9797.

What is William Stavrou's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is William Stavrou enrolled in Medicare?

Yes. William Stavrou is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for William Stavrou's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Stavrou reassigns Medicare benefits to 2 organizations: Prisma Health Medical Group-Midlands (Sumter, SC) and Prisma Health Tuomey (Sumter, 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 William Stavrou's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Stavrou accept?

Health plans from Molina Healthcare list William Stavrou 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 Stavrou was last updated on November 2, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.