A large language model (LLM) generates and transforms language, and it is the engine behind a broad set of telemedicine features: AI scribes, visit summaries, medical-coding suggestions, drafts of patient messages, and conversational symptom intake. Rather than a single feature, think of it as a general capability that several product surfaces draw on.

In healthcare deployments, three constraints dominate everything else. First, protected health information (PHI) must stay inside processing covered by a BAA, and that includes calls to a vendor's hosted model API — sending PHI to an LLM endpoint with no BAA is a HIPAA problem, not a technicality. Second, outputs must be grounded in real source data and reviewed by a human, because the characteristic failure of LLMs is the fluent, confident error: text that reads correctly and is wrong. Third, the intended use must stay on the support side of the FDA line — an LLM drafting a note is decision support, while an LLM presented as diagnosing a patient drifts toward Software as a Medical Device (SaMD) scope.

On top of those, latency and cost per token are real product constraints: an LLM that produces excellent summaries too slowly or too expensively to use at the volume of a clinic is not viable in practice. The common mistake is treating an LLM as a drop-in answer machine and shipping its output directly to clinicians or patients; without grounding, human review, and a compliant processing boundary, you are shipping confident errors into a clinical setting.

Book cover: AI for Video, Volume 6 of the Fora Soft Video Engineering HandbookBook cover: AI for Video, Volume 7 of the Fora Soft Video Engineering HandbookBook cover: Video Streaming, Volume 3 of the Fora Soft Video Engineering Handbook

The handbook · 7 volumes

Fora Soft Video Engineering Handbook

An LLM handling PHI has to run inside the compliance boundary, with costs and latency that hold up at visit volume. Our seven-volume handbook covers the whole video stack, and for LLM features start with Volume 7: serving and infrastructure with vLLM and TensorRT, agents, cost and regulation. Volume 6 covers speech and RAG, Volume 3 calls. Written by Nikolay Sapunov, CEO at Fora Soft.

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