Provider Profile

Ronald Asto

Unclaimed Profile

About Ronald Asto

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Specialty

Diagnostic Radiology (Primary)

Credentials & Licensing

CA license115004
NPI1518804954
NPI issued05/04/2026

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Common questions

What is Ronald Asto's specialty?

Ronald Asto is a radiologist in San Diego, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.

NPI registry

Where can I find Ronald Asto?

Ronald Asto is listed at 3350 la Jolla Village Dr, San Diego, CA 92161. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Ronald Asto?

The number on file is (858) 552-8585. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Ronald Asto's NPI number?

Ronald Asto's National Provider Identifier is 1518804954. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Has Ronald Asto confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Ronald Asto. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.