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Type your name or NPI. We will show whether patients can find you here, and how many searched for your specialty near you last month.

Dr. John Lien, MD

Not listed

Cardiologist · San Jose, CA · NPI 1932291648

You are not listed. Patients in San Jose searched here 0 times in the last 30 days, and 22 times across California. None of those searches could show your name.

A verified listing shows your license, board certifications, and guideline attestation. No patient reviews, no star ratings, no pay-to-rank.

Search counts come from real searches on this site. We show them so you can see actual patient demand before you decide.