Quick answers
- Does Sarah J. Erwin accept Medicare assignment?
- Yes. Medicare's clinician data says Sarah J. Erwin 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 Sarah J. Erwin see?
- In 2024, CMS data shows 421 Original Medicare patients and 5,964 services for Sarah J. Erwin. This counts Original Medicare only and measures volume, not quality.
- What is Sarah J. Erwin's NPI number?
- 1497137871. 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 Sarah J. Erwin, 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 | 421 |
|---|---|
| Services billed to Medicare | 5,964 |
| Different services or procedures | 19 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Removal of cataract with insertion of prosthetic lens (66984)4,807 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)257 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)173 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)93 services
- Photography of the retina (92250)92 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 cholesterol69%
- Arthritis39%
- Diabetes32%
- Anxiety26%
- Chronic kidney disease22%
Practice locations
Addresses where Sarah J. Erwin is enrolled with Medicare (CMS data updated October 2, 2026).
- 275 W Ridge RdWytheville, VA 24382 (276) 223‑0242
- 7350 Peppers Ferry BoulevardRadford, VA 24141 (540) 731‑1010
- 843 W Stuart Dr, Suite 7Hillsville, VA 24343 (276) 728‑9323
Group practices
Medicare enrollment lists Sarah J. Erwin as a member of these groups (CMS data updated October 2, 2026).
- Eye Care on the Ridge LLC6 clinicians in the group
- Infinity Eye Care, PLLC2 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Wytheville
Clinicians with the same Medicare primary specialty in Wytheville, VA — not a recommendation.
Other clinicians in Eye Care on the Ridge LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Graduation year | 2015 (11 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497137871 |
| 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