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Diagnostic Radiology

William D. Dockery Iii, MD

Works at hospitals in Dallas, TX · Waxahachie, TX · Greenville, TX · Texas

Summary

Dr. William D. Dockery Iii, MD is a radiologist at 1405 W Jefferson St, Baylor Medical Ctr, Waxahachie, TX 75165. Phone: (972) 923-7000. Accepts Medicare assignment. In 2024, William D. Dockery Iii had 1,816 Original Medicare patients and 3,211 services. NPI 1053364927. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about William D. Dockery Iii, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does William D. Dockery Iii accept Medicare assignment?
Yes. Medicare's clinician data says William D. Dockery Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does William D. Dockery Iii see?
In 2024, CMS data shows 1,816 Original Medicare patients and 3,211 services for William D. Dockery Iii. This counts Original Medicare only and measures volume, not quality.
What is William D. Dockery Iii's NPI number?
1053364927. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for William D. Dockery Iii, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients1,816
Services billed to Medicare3,211
Different services or procedures101
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. 3d radiographic procedure (76376)562 services
  2. Ct scan of chest with contrast (71260)403 services
  3. Ct scan of abdomen and pelvis with contrast (74177)383 services
  4. X-ray of chest, 1 view (71045)311 services
  5. Ct scan of chest without contrast (71250)301 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis50%
  • Ischemic heart disease42%
  • Diabetes41%
  • Chronic kidney disease41%

Hospitals where William D. Dockery Iii works

Medicare's Facility Affiliation Data lists William D. Dockery Iii at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where William D. Dockery Iii is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists William D. Dockery Iii as a member of this group (CMS data updated October 2, 2026).

  • American Radiology Consultants PLLC119 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Texas →

Other radiologists in Waxahachie

Clinicians with the same Medicare primary specialty in Waxahachie, TX — not a recommendation.

All radiologists in Waxahachie →

Other clinicians in American Radiology Consultants PLLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolYale University School Of Medicine
Graduation year1993 (33 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053364927
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians