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Software Development Company

Diarium

Finnish patient record and billing system for therapists and rehabilitation businesses of every size

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About Diarium

Diarium is a browser-based patient information system built for therapy and rehabilitation professionals. It brings patient notes, appointment booking, billing and communication into a single program, aimed at physiotherapists, speech therapists, occupational therapists and psychotherapists. According to its website, more than ten thousand practitioners and over eighteen hundred companies use it, from sole traders to larger rehabilitation centres.

What Diarium offers

  • Patient records — secure clinical notes, summaries and feedback, with forms for tracking a client's progress.
  • Kanta integration — class A Kanta certification, so records and bookings can be sent to the national patient data archive.
  • Online booking — a booking calendar covering several locations, linked to the Nordhealth.fi service for reaching clients.
  • Billing and Kela features — payment handling and invoicing, including functions for Kela reimbursement work.
  • AI assistant — automates routine writing such as daily notes, summaries and treatment period management.
  • Video appointments — secure remote consultations with clients.

Who it works with

Independent practitioners, therapy employers and chains of rehabilitation clinics. The system also offers data-led management services for therapy businesses.

Key facts

  • Users: over ten thousand therapy and rehabilitation professionals
  • Certification: Kanta certified, class A
  • Support: customer support included at no extra charge

Profile written by TrustList from the business's own published information, Sep 2026.

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