Quick answers
- Does Linda S. Fender accept Medicare assignment?
- Yes. Medicare's clinician data says Linda S. Fender 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 Linda S. Fender see?
- In 2024, CMS data shows 168 Original Medicare patients and 281 services for Linda S. Fender. This counts Original Medicare only and measures volume, not quality.
- What is Linda S. Fender's NPI number?
- 1851443683. 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 Linda S. Fender, 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 | 168 |
|---|---|
| Services billed to Medicare | 281 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient complete exam of visual system (92014)111 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)53 services
- Exam of visual field with extended testing (92083)31 services
- Imaging of optic nerve (92133)28 services
- Photography of the retina (92250)26 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 cholesterol74%
- High blood pressure64%
- Arthritis42%
- Diabetes24%
- Ischemic heart disease21%
- Anxiety19%
Practice locations
Addresses where Linda S. Fender is enrolled with Medicare (CMS data updated October 2, 2026).
- 9912 Carver Rd, Suite 101Blue Ash, OH 45242 (513) 984‑0202
Group practices
Medicare enrollment lists Linda S. Fender as a member of this group (CMS data updated October 2, 2026).
- Thomas G Ritter Od Inc6 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Blue Ash
Clinicians with the same Medicare primary specialty in Blue Ash, OH — not a recommendation.
Other clinicians in Thomas G Ritter Od Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Ohio State University - College Of Optometry |
| Graduation year | 1993 (33 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1851443683 |
| 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