Quick answers
- Which hospitals does James V. Diaz work at?
- Medicare's official clinician data lists James V. Diaz at 1 hospital: Grant Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does James V. Diaz see patients?
- Medicare's clinician data lists 2 practice locations, including Columbus, OH and Circleville, OH. Call before your visit to confirm the address.
- What is James V. Diaz's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does James V. Diaz accept Medicare assignment?
- Yes. Medicare's clinician data says James V. 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 James V. Diaz?
- (614) 566-9184, as listed in official Medicare / NPI Registry data.
- What is James V. Diaz's NPI number?
- 1700248010. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where James V. Diaz works
Medicare's Facility Affiliation Data lists James V. Diaz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grant Medical CenterColumbus, OH · Acute Care Hospital · CCN 360017
Practice locations
Addresses where James V. Diaz is enrolled with Medicare (CMS data updated 2026-10-02).
- 111 S Grant Ave 3rd FlColumbus, OH 43215 (614) 566‑9184
- 600 N Pickaway StCircleville, OH 43113 (614) 352‑6479
Group practices
Medicare enrollment lists James V. Diaz as a member of these groups (CMS data updated 2026-10-02).
- OhioHealth Corporation2,314 clinicians in the group
- Arlington Anesthesia Partners LLC94 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Ohio →
Other nurse anesthetists in Columbus
Clinicians with the same Medicare primary specialty in Columbus, OH — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700248010 |
| 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