MedSynthea + RXNT for Internal Medicine Billing
Connect MedSynthea to RXNT via SMART on FHIR to automate Internal Medicine revenue cycle workflows end-to-end — from eligibility verification through CPT 99202-99215 + 99291-99292 coding and ERA payment posting, with 0% PHI in system logs.
Deploy Internal Medicine Automation with RXNT in 4 Steps
SMART on FHIR integration — no EHR vendor changes required.
Authenticate RXNT
Authorize MedSynthea via SMART on FHIR. No vendor changes required — standard OAuth2/SMART credentials used.
Map Internal Medicine Workflows
Configure CPT 99202-99215 + 99291-99292 (Critical care) fee schedules, payer contracts, and hospital vs outpatient level confusion prevention rules.
Activate AI Agents
9 agents begin processing Internal Medicine encounters from RXNT: eligibility, coding, scrubbing, and claim submission.
ERA Write-Back
Approved payment data posts back to RXNT via SMART on FHIR write-back, closing the billing loop automatically.
Internal Medicine Revenue Cycle Challenges MedSynthea Solves in RXNT
Internal Medicine billing is governed by CPT 99202-99215 + 99291-99292 (Critical care) coding complexity and strict payer LCD policies.
Hospital vs outpatient level confusion
RXNT practices in Internal Medicine face repeated denials for hospital vs outpatient level confusion. MedSynthea reads clinical notes from RXNT via SMART on FHIR and flags documentation gaps before claim submission.
CPT 99202-99215 + 99291-99292 (Critical care)
MedSynthea's CODE agent validates all CPT 99202-99215 + 99291-99292 (Critical care) codes pulled from RXNT clinical documentation against NCCI edit tables and payer-specific modifier rules.
Internal medicine hospitalists lose an average of $67,000 per physician annually to critical care documentation failures, where time-based billing (CPT 99291 requires 30+ minutes) is not properly captured in EHR notes (SHM 2024).
9 AI Agents Working Inside RXNT for Internal Medicine
Each agent reads from and writes back to RXNT via SMART on FHIR for a closed-loop Internal Medicine billing workflow.
Scheduling Agent
Analyzes appointment patterns, flags high-risk no-show appointments, captures scheduling context (procedure type, referral source, insurance class) that affects downstream coding and billing decisions
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Eligibility Agent
Queries 900+ payer databases in real time, validates active coverage, extracts benefit-level details (co-pay, deductible, out-of-pocket), identifies coverage gaps and prior auth requirements before the encounter begins
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Documentation Agent
Converts encounter audio into structured clinical text using specialty-aware transcription models. Links every transcribed segment to the specific audio timestamp it came from, creating an immutable evidence chain. Formats output for the NOTE agent to structure into reviewable clinical documentation
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Coding Agent
Reads structured clinical documentation, applies specialty-specific ICD-10 hierarchies and CPT code families, validates against payer-specific LCD policies and NCCI edit tables, applies correct modifiers, and proposes a complete reviewable code set linked to the clinical evidence that supports each code
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Scrubber Agent
Scores every claim against 200+ denial variables before submission. Identifies modifier conflicts, missing prior authorizations, LCD coverage gaps, eligibility issues, and payer-specific policy violations. Routes high-risk claims for human review before they reach the payer, preventing denials at the source
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Prior Auth Agent
Identifies prior authorization requirements from eligibility data and payer rules, assembles supporting clinical documentation, submits PA requests via payer APIs or electronic portals, tracks approval status in real time, and routes approvals back to the clinical workflow and Billing agent
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Billing Agent
Submits validated claims to payer clearing houses or direct payer APIs, monitors submission acknowledgement in real time, tracks claim status through the payer adjudication process, flags abnormal hold times for follow-up, and passes accepted claims to the FLW agent for ongoing tracking
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Denial Agent
Receives denial notifications, categorizes each denial by type (clinical necessity, coding, eligibility, authorization), retrieves original claim and clinical documentation, identifies the specific correction needed, assembles an appeal package with targeted documentation, and submits the appeal via payer portal or mail within the payer's filing window
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Reconciliation Agent
Receives 835 EDI ERA files and EOB documents from payers, matches each payment line to the original claim, posts payments to the appropriate account, flags underpayments against contracted rates, identifies incorrect adjustment codes, calculates patient balance responsibilities, and generates reconciliation reports for financial review
In RXNT: reads CPT 99202-99215 + 99291-99292 data via SMART on FHIR
Other Specialties Supported in RXNT
MedSynthea automates all major specialties within RXNT via SMART on FHIR.
Internal Medicine Billing in Other EHR Systems
RXNT + Internal Medicine Integration — Frequently Asked Questions
How does MedSynthea integrate with RXNT for Internal Medicine billing?
MedSynthea connects to RXNT via SMART on FHIR, reading clinical encounter data and writing approved CPT 99202-99215 + 99291-99292 (Critical care) codes and documentation back into the EHR automatically — without any custom software engineering.
Does MedSynthea support RXNT for Internal Medicine prior authorization?
Yes. MedSynthea's PA agent reads Internal Medicine encounter data from RXNT via SMART on FHIR, assembles required clinical documentation, and submits prior authorization requests automatically for Internal Medicine procedures.
What Internal Medicine CPT codes does MedSynthea validate in RXNT?
MedSynthea's CODE agent validates CPT 99202-99215 + 99291-99292 (Critical care) against payer LCD policies and NCCI edit tables, then writes approved codes directly into RXNT with full evidence traceability — every code linked to source clinical notes.
How long does RXNT + MedSynthea setup take for a Internal Medicine practice?
Most Internal Medicine practices complete RXNT integration in under 2 weeks. MedSynthea authenticates via SMART on FHIR — no EHR vendor code changes required. Configuration covers fee schedules, payer contracts, and Internal Medicine-specific denial rules.
Connect RXNT to MedSynthea for Internal Medicine Billing
Zero custom engineering. SMART on FHIR authentication. Live Internal Medicine automation in under 2 weeks.
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