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WILLIAM TYLER WARNOCK
NPI 1366928442
Emergency Medicine in Dunwoody, GA

Active since July 12, 2018PECOS Enrolled
1716 KINGS DOWN CIR, DUNWOODY, GA 30338(770) 312-8387 Get Directions Write a Review

NPPES record last updated: June 22, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 22, 2024, Jul 12, 2018 (2 updates tracked since 2018).

About William Tyler Warnock NPPES

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

WILLIAM TYLER WARNOCK (NPI 1366928442) is an individual emergency medicine provider in Dunwoody, Georgia, licensed in Georgia (98845) and active in the NPI registry since July 2018. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1366928442
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameWILLIAM TYLER WARNOCK
Location Address1716 KINGS DOWN CIRDunwoody, GA 30338-5626
Mailing Address100 Woodruff Cir Ne Ste P375Atlanta, GA 30322-1020 · (404) 727-5655 · Fax (404) 727-0045
Phone(770) 312-8387
Sole ProprietorNo
Enumeration DateJuly 12, 2018
Last NPPES UpdateJune 22, 20242 updates tracked since enumeration
NPPES CertifiedJune 22, 2024
✔ NPI 1366928442 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in GA · 98845
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1716 KINGS DOWN CIR, Dunwoody, GA 30338
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William Tyler Warnock 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 Warnock reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Emory Clinic Inc
9.6 mi
Internal Medicine
1365 CLIFTON RD NE
Atlanta, GA 30322
  • Reassigned Medicare billing, Georgia enrollment
  • 4,840 clinicians in this Medicare group
NPI 1396798229 (404) 778-2144
Emory Specialty Associates, LLC
74 mi
Anesthesiology
303 SMITH ST
Lagrange, GA 30240
  • Reassigned Medicare billing, Georgia enrollment
  • 1,506 clinicians in this Medicare group
NPI 1407864168 (404) 778-4888

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 30338 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
$88.06 typical visit price
range $56.84 – $172.43
Typical copayment $22.01 (range $14.21 – $43.10)
Most-billed visit code 99203
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
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

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

LINDSEY WARNOCK
Physician Assistant
1716 KINGS DOWN CIR
DUNWOODY, GA 30338
Dekalb County (770) 710-4400

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 Warnock's NPI number?

The NPI number for William Warnock is 1366928442. It was assigned to this individual provider in the NPPES registry on July 12, 2018.

Where is William Warnock located?

William Warnock practices at 1716 Kings Down Cir, Dunwoody, GA 30338. The listed phone number is (770) 312-8387.

What is William Warnock's specialty?

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

Is William Warnock enrolled in Medicare?

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

Which organizations bill Medicare for William Warnock's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Warnock reassigns Medicare benefits to 2 organizations: The Emory Clinic Inc (Atlanta, GA) and Emory Specialty Associates, LLC (Lagrange, GA). 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 Warnock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Warnock accept?

Health plans from Oscar Health list William Warnock 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 Warnock was last updated on June 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.