Quick answers
- Which hospitals does Alec Diaz work at?
- Medicare's official clinician data lists Alec Diaz at 1 hospital: Erie County Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alec Diaz see patients?
- Medicare's clinician data lists 3 practice locations, including Buffalo, NY, West Seneca, NY and Lockport, NY. Call before your visit to confirm the address.
- What is Alec Diaz's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Alec Diaz accept Medicare assignment?
- Yes. Medicare's clinician data says Alec Diaz 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 Alec Diaz?
- (716) 898-3000, as listed in official Medicare / NPI Registry data.
- What is Alec Diaz's NPI number?
- 1902651698. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alec Diaz works
Medicare's Facility Affiliation Data lists Alec Diaz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Erie County Medical CenterBuffalo, NY · Acute Care Hospital · CCN 330219
Practice locations
Addresses where Alec Diaz is enrolled with Medicare (CMS data updated 2026-10-02).
- 462 Grider StBuffalo, NY 14215 (716) 898‑3000
- 550 Orchard Park Rd, Bldg BWest Seneca, NY 14224 (716) 677‑4400
- 5875 S Transit RdLockport, NY 14094 (716) 343‑7979
Group practices
Medicare enrollment lists Alec Diaz as a member of these groups (CMS data updated 2026-10-02).
- Erie County Medical Center Corporation319 clinicians in the group
- Anesthesiology Medical Consultants, PLLC21 clinicians in the group
- Eastern Niagara Medical Group PC4 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), New York →
Other nurse anesthetists in Buffalo
Clinicians with the same Medicare primary specialty in Buffalo, NY — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2024 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902651698 |
| 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 2026-10-02, retrieved 2026-10-29
- 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