Quick answers
- Does Ethan J. Knowlton accept Medicare assignment?
- Yes. Medicare's clinician data says Ethan J. Knowlton 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 Ethan J. Knowlton see?
- In 2024, CMS data shows 685 Original Medicare patients and 3,441 services for Ethan J. Knowlton. This counts Original Medicare only and measures volume, not quality.
- What is Ethan J. Knowlton's NPI number?
- 1134652977. 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 Ethan J. Knowlton, 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 | 685 |
|---|---|
| Services billed to Medicare | 3,441 |
| Different services or procedures | 14 |
| Participating Medicare provider | Yes |
| Average age of these patients | 84 |
Most frequent services
- Trimming of dystrophic nails, any number (G0127)877 services
- Removal of fingernails or toenails, 1-5 nails (11720)866 services
- Removal of noncancer thickened skin growth, 2-4 growths (11056)526 services
- Removal of fingernails or toenails, 6 or more nails (11721)344 services
- Removal of noncancer thickened skin growth, 1 growth (11055)342 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 cholesterol68%
- Alzheimer's disease or dementia67%
- Depression62%
- Arthritis60%
- Anxiety53%
Hospitals where Ethan J. Knowlton works
Medicare's Facility Affiliation Data lists Ethan J. Knowlton 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.
- Cedar County Memorial HospitalEl Dorado Springs, MO · Critical Access Hospital · Emergency services: listed by Medicare · CCN 261323
- Cox Barton County HospitalLamar, MO · Critical Access Hospital · Emergency services: listed by Medicare · CCN 261325
Practice locations
Addresses where Ethan J. Knowlton is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 1000 Patterson StAnderson, MO 64831 (417) 845‑3351
- 1401 S Park StEl Dorado Springs, MO 64744 (417) 876‑2511
- 29 NW 1st LnLamar, MO 64759
- 29 NW 1st Ln, Attn Medical One Clinic CredentiallingLamar, MO 64759
- 29 NW 1st Ln, Cox Barton County Medical OneLamar, MO 64759 (417) 681‑5266
Group practices
Medicare enrollment lists Ethan J. Knowlton as a member of these groups (CMS data updated October 2, 2026).
- Preferred Podiatry Group PC132 clinicians in the group
- Cox Barton County Hospital28 clinicians in the group
- Cedar County Memorial Hospital20 clinicians in the group
- Barton County Memorial Hospital18 clinicians in the group
- CBCH LLC18 clinicians in the group
Specialties
- Podiatryprimary
Other podiatrists in Anderson
Clinicians with the same Medicare primary specialty in Anderson, MO — not a recommendation.
Other clinicians in Preferred Podiatry Group PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Graduation year | 2017 (9 years since podiatric medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134652977 |
| 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