Quick answers
- Does William N. White accept Medicare assignment?
- Yes. Medicare's clinician data says William N. White 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 N. White see?
- In 2024, CMS data shows 447 Original Medicare patients and 1,329 services for William N. White. This counts Original Medicare only and measures volume, not quality.
- What is William N. White's NPI number?
- 1770586075. 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 N. White, 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 | 447 |
|---|---|
| Services billed to Medicare | 1,329 |
| Different services or procedures | 35 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Measurement of corneal curvature and depth of eye (92136)220 services
- Removal of cataract with insertion of prosthetic lens (66984)168 services
- Established patient complete exam of visual system (92014)168 services
- Exam of visual field with extended testing (92083)124 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)113 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%
- Arthritis43%
- Diabetes33%
- Chronic kidney disease27%
- Ischemic heart disease24%
Hospitals where William N. White works
Medicare's Facility Affiliation Data lists William N. White 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.
- Nicholas H Noyes Memorial HospitalDansville, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330238
- Wyoming CountyWarsaw, NY · Critical Access Hospital · Emergency services: listed by Medicare · CCN 331323
Practice locations
Addresses where William N. White is enrolled with Medicare (CMS data updated October 2, 2026).
- 2469 State Route 19 NWarsaw, NY 14569
Specialties
- Ophthalmologyprimary
Other ophthalmologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jc Edwards School Of Medicine, Marshall University |
| Graduation year | 1989 (37 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770586075 |
| 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