Michael Johnstone is a cardiologist in Brighton. Operator refreshes the health score, market rank, and review feed every night.
Operator computes a Health score every night at 2 am HST. It is the one number that tells you if this shop is winning, losing, or steady. Here is how Michael Johnstone broke down on Apr 20, 2026.
Operator ranks every cardiologist in Brighton every night at 2 am HST using reviews, response rate, and local market share.
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