John Roark works as a doctor in Oakland. Practices under license number G038581, cross-checked against public registries. Prolio refreshes this listing weekly so the public information stays current and you're not reading a page Google forgot about years ago. You can contact John Roark directly from this page — we don't take a commission, we don't resell the lead, and we don't sit between you and the professional. If you're John Roark and want to edit this profile yourself, you can claim it for free at the bottom of the page.
John Roark — registro NPI #1609834266. Datos públicos NPPES (CMS).