ZACHARY WILLIAMS
NPI 1780291203
Occupational Therapist in Greenville, SC

Active since September 29, 2020Accepts Medicare Assignment
1011 FRONTAGE RD, GREENVILLE, SC 29615(864) 242-4263(864) 242-2250 Get Directions Write a Review

NPPES record last updated: June 30, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 30, 2025, Sep 29, 2020 (2 updates tracked since 2020).

About Zachary Williams NPPES

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

ZACHARY WILLIAMS (NPI 1780291203) is an individual occupational therapist in Greenville, South Carolina, licensed in South Carolina (6238) and active in the NPI registry since September 2020. He maintains a secondary practice location in Tyler and is a graduate of Other (2020).

NPPES Registry Identity

NPI1780291203
Entity TypeIndividualMale
Primary Taxonomy225X00000X
Provider Legal NameZACHARY WILLIAMS
Location Address1011 FRONTAGE RDGreenville, SC 29615-4240
Mailing Address300 E Mcbee Ave Ste 300Greenville, SC 29601-2899 · (864) 695-6697
Fax(864) 242-2250
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateSeptember 29, 2020
Last NPPES UpdateJune 30, 20252 updates tracked since enumeration
NPPES CertifiedJune 30, 2025
✔ NPI 1780291203 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
Licenses✔ Licensed in SC · 6238✔ Licensed in CO · 442854
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
1011 FRONTAGE RD, Greenville, SC 29615

Secondary Practice Location 1

Location 19846 Hwy 31 ETyler, TX 75705-2329 · Phone (903) 525-3714

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

Zachary Williams 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 ID9032517313
PECOS Enrollment IDI20211018002566

Medicare Billing Reassignments

2

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

Dermatology
920 WOODRUFF RD
Greenville, SC 29607
  • Reassigned Medicare billing, South Carolina enrollment
  • Medicare enrollment name: Prisma Health University Medical Group
  • 3,281 clinicians in this Medicare group
Cardiovascular Disease
1 SAINT FRANCIS DR
Greenville, SC 29601
  • Reassigned Medicare billing, South Carolina enrollment
  • 389 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.

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.

Occupational Therapist (Hand)
1011 FRONTAGE RD
GREENVILLE, SC 29615
Physician Assistant
1011 FRONTAGE RD
GREENVILLE, SC 29615
Occupational Therapist
1011 FRONTAGE RD
GREENVILLE, SC 29615
Orthopaedic Surgery (Hand Surgery)
1011 FRONTAGE RD
GREENVILLE, SC 29615
Specialist/Technologist (Athletic Trainer)
1011 FRONTAGE RD
GREENVILLE, SC 29615
Orthopaedic Surgery (Hand Surgery)
1011 FRONTAGE RD
GREENVILLE, SC 29615
Physician Assistant (Surgical)
1011 FRONTAGE RD
GREENVILLE, SC 29615
Orthopaedic Surgery (Hand Surgery)
1011 FRONTAGE RD
GREENVILLE, SC 29615

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 Zachary Williams's NPI number?

The NPI number for Zachary Williams is 1780291203. It was assigned to this individual provider in the NPPES registry on September 29, 2020.

Where is Zachary Williams located?

Zachary Williams practices at 1011 Frontage Rd, Greenville, SC 29615. The listed phone number is (864) 242-4263.

What is Zachary Williams's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

Is Zachary Williams enrolled in Medicare?

Yes. Zachary Williams 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 Zachary Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Williams reassigns Medicare benefits to 2 organizations: Ghs Partners In Health, Inc. (Greenville, SC) and Bon Secours Medical Group Greenville Specialty Care LLC (Greenville, 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 Zachary Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Zachary Williams accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, First Choice Next and Oscar Health Plan of North Carolina, Inc list Zachary Williams 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 Zachary Williams was last updated on June 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.