No — the patient's name was not included, so the information is de-identified.

Yes. HIPAA de-identification requires removal of 18 specific identifiers, and even without a name, the combination of age, gender, workplace, and uncommon diagnosis may render the patient identifiable. If a reasonable person could identify the patient from the posted information, a HIPAA violation has occurred.

No — educational content is exempt from HIPAA.

Only if the patient files a complaint.