Quick answers
- Does William R. Addington accept Medicare assignment?
- Yes. Medicare's clinician data says William R. Addington 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 R. Addington see?
- In 2024, CMS data shows 671 Original Medicare patients and 3,221 services for William R. Addington. This counts Original Medicare only and measures volume, not quality.
- What is William R. Addington's NPI number?
- 1396742961. 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 R. Addington, 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 | 671 |
|---|---|
| Services billed to Medicare | 3,221 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)1,423 services
- Needle measurement of electrical activity in arm or leg muscles, complete study (95886)663 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)509 services
- Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more (99306)216 services
- Nerve conduction, 13 or more studies (95913)164 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%
- Arthritis75%
- Ischemic heart disease44%
- Diabetes43%
- Chronic kidney disease41%
Practice locations
Addresses where William R. Addington is enrolled with Medicare (CMS data updated October 2, 2026).
- 301 Sheridan RdMelbourne, FL 32901 (321) 951‑8137
Group practices
Medicare enrollment lists William R. Addington as a member of this group (CMS data updated October 2, 2026).
- W Robert Addington II DO LLC2 clinicians in the group
Specialties
Find other Physical Medicine and Rehabilitation doctors in Florida →
Other rehabilitation doctors in Melbourne
Clinicians with the same Medicare primary specialty in Melbourne, FL — not a recommendation.
Other clinicians in W Robert Addington II DO LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 1990 (36 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396742961 |
| 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