Subprocessors

We maintain this live list of third-party service providers that may process data (including PHI/PII) to deliver MediChatApp. We’ll post changes here and can email you upon request.

MediChatApp Subprocessors Overview

How we choose subprocessors

We engage reputable providers that meet strict security, availability, and privacy requirements. Where applicable, we execute Business Associate Agreements (BAAs) and/or Data Processing Addenda (DPAs), and we scope access to the minimum necessary.

  • Encryption in transit and at rest where supported
  • Role-based access control and logging
  • Security & compliance reviews (e.g., HIPAA suitability, SOC 2 where available)

Current subprocessors

Last updated: November 30, 2025
Provider Purpose Data Types Data Location Notes
AWS (Amazon Web Services) Hosting (compute, storage, databases), email delivery (SES) PHI/PII, account data, operational logs USA (region selection controlled by MediChatApp) HIPAA-eligible services; encryption at rest & in transit; VPC isolation.
Cloudflare WAF/CDN/DDoS, DNS, Turnstile CAPTCHA Network metadata, limited request content as required for edge security Global network with US processing Security edge; no persistent storage of PHI beyond transient processing.
Stripe Billing & payments (vendor/customer invoicing) Billing contact info, payment tokens (no raw card stored by MediChatApp) USA/EU (per Stripe) PCI DSS Level 1; used for commercial billing, not clinical care.
Google (Analytics / Tag Manager) Website analytics (marketing site only) Usage analytics; no PHI intended Global (per Google) De-identified website metrics; disabled in app surfaces containing PHI.
LinkedIn (Insight Tag) Advertising analytics (marketing site only) Marketing attribution data; no PHI intended Global (per LinkedIn) Limited to public marketing pages; opt-out available via browser settings.
Meta (Pixel) Advertising analytics (marketing site only) Marketing attribution data; no PHI intended Global (per Meta) Limited to public marketing pages; not enabled on PHI surfaces.
MediChatApp Subprocessors Overview

Change log

Oct 2025
Clarified analytics tools limited to marketing site; no PHI processing intended.
Sep 2025
Turnstile (Cloudflare) added for bot protection on public forms.
Aug 2025
Initial publication of subprocessors list.

Questions about data flow or PHI boundaries?

We’re happy to share diagrams, answer security questionnaires, and execute BAAs/DPAs.



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