DR. WILLIAM ELLIS MD
NPI 1972187094
Emergency Medicine in Greenville, SC

Q: What is William Ellis's NPI number?

The NPI number for William Ellis is 1972187094. It was assigned to this individual provider in the NPPES registry on May 6, 2021.

Q: What is William Ellis's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for William Ellis was last updated on November 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.

Active since May 06, 2021PECOS EnrolledAccepts Medicare Assignment

701 GROVE RD FL 1, GREENVILLE, SC 29605(864) 455-7899(864) 455-5474 Get Directions Write a Review

NPPES record last updated: November 19, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Nov 19, 2025, Jul 7, 2025, Jul 14, 2021 and 1 more (4 updates tracked since 2021).

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About Dr. William Ellis Md NPPES

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

DR. WILLIAM ELLIS MD (NPI 1972187094) is an individual emergency medicine provider in Greenville, South Carolina, licensed in South Carolina (85734) and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS, is affiliated with Prisma Health Baptist Easley Hospital, and maintains a secondary practice location in Greenville.

NPPES Registry Identity

NPI1972187094

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameDR. WILLIAM ELLISCredential: MD

Location Address701 GROVE RD FL 1Greenville, SC 29605-4210

Mailing Address300 E Mcbee Ave Ste 300Greenville, SC 29601-2899 · (864) 522-8603

Phone(864) 455-7899

Fax(864) 455-5474

Sole ProprietorYes

Medical School CMSUniversity Of North Carolina At Chapel Hill School Of MedicineGraduated 2021

Enumeration DateMay 6, 2021

Last NPPES UpdateNovember 19, 20254 updates tracked since enumeration

NPPES CertifiedNovember 19, 2025

✔ NPI 1972187094 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in SC · 85734

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

701 GROVE RD FL 1, Greenville, SC 29605

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Secondary Practice Location 1

Location 1701 Grove Road, 4th Floor Support TowerGreenville, SC 29605 · Phone (864) 455-5198

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William Ellis 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.

PECOS PAC ID143623751

PECOS Enrollment IDI20250520001748

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.

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Prisma Health Baptist Easley Hospital

Acute Care Hospitals · Easley, SC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420015

Location200 Fleetwood DriveEasley, SC 29640 · Pickens County

Emergency services

Prisma Health Greer Memorial Hospital

Acute Care Hospitals · Spartanburg, SC

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420033

Location1413 John B White Sr Blvd Suite DSpartanburg, SC 29306 · Spartanburg County

Emergency services Birthing friendly

Prisma Health Hillcrest Hospital

Acute Care Hospitals · Simpsonville, SC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420037

Location741 South East Main StreetSimpsonville, SC 29681 · Greenville County

Emergency services

Prisma Health Laurens County Hospital

Acute Care Hospitals · Clinton, SC

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420038

Location22725 Highway 76 EastClinton, SC 29325 · Laurens County

Emergency services Birthing friendly

Prisma Health Patewood Hospital

Acute Care Hospitals · Greenville, SC

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number420102

Location175 Patewood DriveGreenville, SC 29615 · Greenville County

Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29605 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 20

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

DR. AMBER GIST LANEY MD

Emergency Medicine