Prior authorization is the payer's pre-approval gate for certain services and medications: before care is delivered, documentation justifying it goes to the payer, and an approval (with an authorization number) or a denial comes back. Deliver the service without that approval and you usually will not be paid. It is a deliberately upstream control payers use to manage cost and necessity, and for designated services there is no way around it.

What makes prior authorization hard for a product is that it is workflow-heavy rather than a single call. There is status tracking while the payer reviews, appeals when a request is denied, and expiration dates after which an approval lapses — a whole state lifecycle, not a yes/no field. Industry is moving to automate this through the X12 278 transaction and, increasingly, emerging FHIR-based prior-authorization APIs that CMS interoperability rules are pushing payers to adopt, which over time should make the exchange more programmatic and less fax-and-phone.

The implication for a telemedicine product that schedules or prescribes services subject to prior authorization is to model it as a first-class state machine, not an external nuisance bolted on at the edge. The system needs to represent submitted, pending, approved, denied, appealing, and expired states, surface them to staff, and gate downstream actions accordingly. The common mistake is treating prior authorization as an afterthought; when it is not modeled, services get delivered without valid authorization and the denials show up weeks later as lost revenue and rework.

Book cover: Video Encoding, Volume 1 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

Prior authorization gates scheduling and prescribing, so a telehealth workflow that ignores it creates denied claims later. We wrote seven volumes covering the whole video stack; for products with prior authorization workflows start with Volume 7: agents and tool use, vertical playbooks and compliance. Volume 3 covers WebRTC calls and Volume 1 video encoding. Written by Nikolay Sapunov, CEO at Fora Soft.

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