Quick answers
- Does William A. Shelton accept Medicare assignment?
- Yes. Medicare's clinician data says William A. Shelton 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 A. Shelton see?
- In 2024, CMS data shows 167 Original Medicare patients and 563 services for William A. Shelton. This counts Original Medicare only and measures volume, not quality.
- What is William A. Shelton's NPI number?
- 1174013825. 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 A. Shelton, 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 | 167 |
|---|---|
| Services billed to Medicare | 563 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)215 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)138 services
- Hospital discharge day management, more than 30 minutes (99239)93 services
- Advance care planning, first 30 minutes (99497)60 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)25 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%
- Arthritis66%
- Chronic kidney disease54%
- Anxiety52%
- Depression51%
Hospitals where William A. Shelton works
Medicare's Facility Affiliation Data lists William A. Shelton 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.
- Erlanger Medical CenterChattanooga, TN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 440104
Practice locations
Addresses where William A. Shelton is enrolled with Medicare (CMS data updated October 2, 2026).
- 2600 Taft Hwy, Suite 100Signal Mountain, TN 37377 (423) 778‑9434
Group practices
Medicare enrollment lists William A. Shelton as a member of this group (CMS data updated October 2, 2026).
- Erlanger Health507 clinicians in the group
Specialties
- Hospitalistprimary
Other hospitalists in Signal Mountain
Clinicians with the same Medicare primary specialty in Signal Mountain, TN — not a recommendation.
Other clinicians in Erlanger Health
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Tennessee, Hsc, College Of Medicine |
| Graduation year | 2018 (8 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174013825 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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