Quick answers
- Where does John Hammersmith see patients?
- Medicare's clinician data lists 4 practice locations, including Orchard Park, NY, Niagara Falls, NY and Williamsville, NY. Call before your visit to confirm the address.
- What is John Hammersmith's specialty?
- Medicare lists Optometry as the primary specialty.
- Does John Hammersmith accept Medicare assignment?
- Yes. Medicare's clinician data says John Hammersmith accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for John Hammersmith?
- (716) 648-5329, as listed in official Medicare / NPI Registry data.
- What is John Hammersmith's NPI number?
- 1245231067. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where John Hammersmith is enrolled with Medicare (CMS data updated 2026-10-02).
- 3712 Southwestern BlvdOrchard Park, NY 14127 (716) 648‑5329
- 6917 Plaza DrNiagara Falls, NY 14304 (716) 731‑6434
- 811 Maple RdWilliamsville, NY 14221 (716) 631‑8888
- 932 Elmwood AveBuffalo, NY 14222 (716) 884‑0880
Group practices
Medicare enrollment lists John Hammersmith as a member of this group (CMS data updated 2026-10-02).
- Eye Care and Vision Associates Ophthalmology LLP9 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Orchard Park
Clinicians with the same Medicare primary specialty in Orchard Park, NY — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Pennsylvania College Of Optometry |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245231067 |
| 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 2026-10-02, retrieved 2026-10-29
- 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