Quick answers
- Which hospitals does Ronald Main work at?
- Medicare's official clinician data lists Ronald Main at 2 hospitals: Santa Clara Valley Medical Center and Union Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ronald Main see patients?
- Medicare's clinician data lists 4 practice locations, including Dover, OH and San Jose, CA. Call before your visit to confirm the address.
- What is Ronald Main's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Ronald Main accept Medicare assignment?
- Yes. Medicare's clinician data says Ronald Main 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 Ronald Main?
- (330) 602-3098, as listed in official Medicare / NPI Registry data.
- What is Ronald Main's NPI number?
- 1063520526. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ronald Main works
Medicare's Facility Affiliation Data lists Ronald Main at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Santa Clara Valley Medical CenterSan Jose, CA · Acute Care Hospital · CCN 050038
- Union HospitalDover, OH · Acute Care Hospital · CCN 360010
Practice locations
Addresses where Ronald Main is enrolled with Medicare (CMS data updated 2026-10-02).
- 400 Medical Park Dr, Ll1Dover, OH 44622 (330) 602‑3098
- 659 Boulevard StDover, OH 44622 (330) 364‑3311
- 751 S Bascom AveSan Jose, CA 95128 (408) 885‑5000
- 751 S Bascom Ave, Santa Clara Vly MedSan Jose, CA 95128 (408) 885‑5000
Group practices
Medicare enrollment lists Ronald Main as a member of these groups (CMS data updated 2026-10-02).
- County of Santa Clara1,022 clinicians in the group
- Union Physician Services LLC94 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Ohio →
Other cardiologists in Dover
Clinicians with the same Medicare primary specialty in Dover, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1063520526 |
| 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