Quick answers
- Does William L. Powell Jr. accept Medicare assignment?
- Medicare's clinician data says William L. Powell Jr. may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does William L. Powell Jr. see?
- In 2024, CMS data shows 92 Original Medicare patients and 1,101 services for William L. Powell Jr.. This counts Original Medicare only and measures volume, not quality.
- What is William L. Powell Jr.'s NPI number?
- 1508981937. 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 L. Powell Jr., 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 patients | 92 |
|---|---|
| Services billed to Medicare | 1,101 |
| Different services or procedures | 2 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Chiropractic manipulative treatment, 1-2 spinal regions (98940)675 services
- Chiropractic manipulative treatment, 3-4 spinal regions (98941)426 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 cholesterol75%
- High blood pressure65%
- Arthritis47%
- Ischemic heart disease25%
- Anxiety25%
- Diabetes23%
Practice locations
Addresses where William L. Powell Jr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 826 Hwy 90Bay Saint Louis, MS 39520 (228) 467‑1018
Specialties
- Chiropracticprimary
Other chiropractors in Mississippi
Clinicians with the same Medicare primary specialty in Mississippi — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Chiropractic college | Palmer College Chiropractic - Davenport |
| Graduation year | 2004 (22 years since chiropractic college) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1508981937 |
| Corrections | Report 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians