Quick answers
- Does Joseph O. Cotton Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph O. Cotton Jr. 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 Joseph O. Cotton Jr. see?
- In 2024, CMS data shows 89 Original Medicare patients and 206 services for Joseph O. Cotton Jr.. This counts Original Medicare only and measures volume, not quality.
- What is Joseph O. Cotton Jr.'s NPI number?
- 1518222686. 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 Joseph O. Cotton 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 | 89 |
|---|---|
| Services billed to Medicare | 206 |
| Different services or procedures | 35 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)82 services
- Replacement of knee joint, both sides of knee (27447)26 services
- Aspiration and/or injection of fluid from large joint (20610)18 services
- Replacement of thigh bone and hip joint with prosthesis (27130)14 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%
- Arthritis75%
- High cholesterol65%
- Diabetes31%
- Ischemic heart disease22%
- Anxiety22%
Hospitals where Joseph O. Cotton Jr. works
Medicare's Facility Affiliation Data lists Joseph O. Cotton Jr. 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.
- Chippewa Valley HospitalDurand, WI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 521307
- Cumberland Memorial HospitalCumberland, WI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 521353
- Oakleaf Surgical HospitalAltoona, WI · Acute Care Hospital · Emergency services: not listed by Medicare · CCN 520196
Practice locations
Addresses where Joseph O. Cotton Jr. is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1000 Oakleaf WayAltoona, WI 54720 (715) 831‑8130
- 1101 Lake Ave WLadysmith, WI 54848 (715) 832‑1400
- 113 4th AveShell Lake, WI 54871 (715) 468‑7833
- 1200 Oakleaf WayAltoona, WI 54720 (715) 832‑1400
- 1705 16th AveCumberland, WI 54829 (715) 822‑2741
Group practices
Medicare enrollment lists Joseph O. Cotton Jr. as a member of this group (CMS data updated October 2, 2026).
- Chippewa Valley Orthopedics and Sports Medicine Clinic SC32 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Altoona
Clinicians with the same Medicare primary specialty in Altoona, WI — not a recommendation.
Other clinicians in Chippewa Valley Orthopedics and Sports Medicine Clinic SC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2012 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518222686 |
| 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