graph TD
%% Participants
P[Patient]
I[Insurance Company]
D[Doctor/Provider]
H[Hospital]
PH[Pharmacy]
%% Payment Contracts
PR[Payment Router Contract]
ESC[Escrow Contract]
SUT[SUT Token Contract]
REP[Reputation Contract]
ABE[ABE Access Control]
%% Financial Systems
BANK[Bank/Gateway]
STELLAR[Stellar Network]
TOKEN[Token Issuer]
%% Payment Flow
P -->|Insurance Claim| I
I -->|Pre-authorization| PR
PR -->|Route Payment| ESC
ESC -->|Hold Funds| STELLAR
STELLAR -->|Token Transfer| SUT
%% Service Delivery
D -->|Provide Service| P
H -->|Treatment| P
PH -->|Medication| P
%% Payment Release
D -->|Invoice| PR
H -->|Billing| PR
PH -->|Claim| PR
%% Fee Distribution
PR -->|Platform Fee| ABE
PR -->|Provider Payment| D
PR -->|Hospital Payment| H
PR -->|Pharmacy Payment| PH
%% Reputation Updates
PR -->|Payment Success| REP
REP -->|Update Reputation| D
REP -->|Update Reputation| H
%% Styling
classDef participant fill:#e1f5fe
classDef contract fill:#e8f5e8
classDef system fill:#fff3e0
classDef token fill:#f3e5f5
class P,I,D,H,PH participant
class PR,ESC,SUT,REP,ABE contract
class BANK,STELLAR,TOKEN system
sequenceDiagram
participant P as Patient
participant I as Insurance
participant PR as Payment Router
participant ESC as Escrow
participant D as Doctor
participant REP as Reputation
participant AUD as Audit
participant STELLAR as Stellar Network
%% Step 1: Service Pre-authorization
P->>I: Request Coverage
I->>PR: Check Provider Network
PR->>I: Return Provider Status
I->>P: Approve Coverage
%% Step 2: Service Delivery
P->>D: Receive Treatment
D->>PR: Submit Pre-claim
PR->>ESC: Create Escrow
ESC->>STELLAR: Lock Funds
%% Step 3: Claim Processing
D->>PR: Submit Final Claim
PR->>I: Verify Insurance Details
I->>PR: Approve Payment Amount
PR->>ESC: Release Payment Conditions
%% Step 4: Payment Distribution
ESC->>PR: Execute Payment Split
PR->>D: Transfer Provider Payment
PR->>REP: Update Provider Reputation
PR->>AUD: Log Transaction
%% Step 5: Confirmation
D->>P: Send Receipt
P->>I: Confirm Service Received
I->>PR: Close Claim
graph TD
%% Participants
PAT[Patient]
DOC[Doctor]
HOSP[Hospital]
%% Contracts
ABES[Appointment Booking Escrow]
PR[Payment Router]
SUT[SUT Token]
CAL[Calendar Contract]
NOT[Notification Contract]
%% Process Flow
PAT -->|Book Appointment| CAL
CAL -->|Check Availability| DOC
DOC -->|Confirm Slot| CAL
CAL -->|Create Booking| ABES
%% Escrow Process
PAT -->|Deposit Payment| ABES
ABES -->|Lock Funds| SUT
ABES -->|Notify Doctor| NOT
NOT -->|Appointment Confirmed| DOC
%% Service Completion
DOC -->|Provide Service| PAT
DOC -->|Mark Complete| ABES
ABES -->|Release Payment| PR
PR -->|Pay Doctor| DOC
PR -->|Pay Platform Fee| HOSP
%% No-show Handling
PAT -->|Cancel/No-show| ABES
ABES -->|Apply Penalty| PAT
ABES -->|Partial Refund| PAT
ABES -->|Compensate Doctor| DOC
classDef person fill:#e1f5fe
classDef contract fill:#e8f5e8
classDef token fill:#f3e5f5
class PAT,DOC,HOSP person
class ABES,PR,CAL,NOT contract
class SUT token
sequenceDiagram
participant STELLAR as Stellar Network
participant PR as Payment Router
participant CC as Cross-Chain Bridge
participant ETH as Ethereum
participant POL as Polygon
participant BANK as Banking System
%% Multi-chain Payment Initiation
STELLAR->>PR: Initiate Payment
PR->>PR: Calculate Route
PR->>CC: Bridge Transfer Request
%% Cross-Chain Routing
CC->>ETH: Route to Ethereum
ETH->>CC: Confirmation
CC->>POL: Route to Polygon
POL->>CC: Confirmation
%% Settlement
CC->>PR: All Routes Complete
PR->>BANK: Final Settlement
BANK->>PR: Settlement Confirmation
PR->>STELLAR: Update Payment Status
graph TD
%% Claim Participants
PAT[Patient]
DOC[Doctor]
INS[Insurance Company]
BILL[Billing Department]
ADJ[Claims Adjuster]
%% Processing Contracts
PR[Payment Router]
ESC[Escrow Contract]
VEF[Verification Contract]
AUD[Audit Contract]
REP[Reputation Contract]
%% Claim Flow
PAT -->|Receive Treatment| DOC
DOC -->|Submit Claim| BILL
BILL -->|Process Claim| INS
INS -->|Assign Adjuster| ADJ
%% Verification Process
ADJ -->|Verify Services| VEF
VEF -->|Check Medical Necessity| DOC
DOC -->|Provide Documentation| VEF
VEF -->|Validate Claim| INS
%% Payment Processing
INS -->|Approve Payment| PR
PR -->|Create Escrow| ESC
ESC -->|Hold Funds| PR
PR -->|Release Payment| DOC
%% Audit & Reputation
PR -->|Log Transaction| AUD
AUD -->|Update Records| REP
REP -->|Update Provider Score| DOC
%% Denial Handling
INS -->|Deny Claim| BILL
BILL -->|Appeal Process| ADJ
ADJ -->|Review Appeal| INS
classDef participant fill:#e1f5fe
classDef contract fill:#e8f5e8
classDef process fill:#fff3e0
class PAT,DOC,INS,BILL,ADJ participant
class PR,ESC,VEF,AUD,REP contract
class process fill:#fff3e0
graph LR
%% Token Flow
SUT[SUT Token]
LIQ[Liquidity Pool]
STAKE[Staking Pool]
BURN[Burn Mechanism]
%% Fee Collection
PLATFORM[Platform Fees 2%]
PROVIDER[Provider Fees 1%]
NETWORK[Network Fees 0.5%]
%% Fee Distribution
TREASURY[Treasury]
REWARDS[Staking Rewards]
DEV[Development Fund]
%% Flow Connections
SUT -->|Transaction Fees| PLATFORM
SUT -->|Service Fees| PROVIDER
SUT -->|Gas Fees| NETWORK
PLATFORM -->|70%| TREASURY
PLATFORM -->|20%| REWARDS
PLATFORM -->|10%| DEV
PROVIDER -->|Provider Payouts| TREASURY
NETWORK -->|Network Operations| BURN
REWARDS -->|Stake Rewards| STAKE
STAKE -->|Liquidity| LIQ
LIQ -->|Trading| SUT
classDef token fill:#f3e5f5
classDef fee fill:#ffebee
classDef dist fill:#e8f5e8
class SUT,LIQ,STAKE,BURN token
class PLATFORM,PROVIDER,NETWORK fee
class TREASURY,REWARDS,DEV dist
graph TD
%% Security Layers
KYC[Identity Verification]
AML[Anti-Money Laundering]
ABE[Access Control]
AUDIT[Audit Trail]
%% Compliance Checks
HIPAA[HIPAA Compliance]
GDPR[GDPR Compliance]
PCI[PCI DSS Compliance]
%% Payment Security
MFA[Multi-Factor Auth]
ZKP[Zero Knowledge Proof]
ENC[End-to-End Encryption]
%% Monitoring
FRAUD[Fraud Detection]
RISK[Risk Assessment]
ALERT[Alert System]
%% Security Flow
PAYMENT[Payment Request] --> KYC
KYC --> AML
AML --> ABE
ABE --> AUDIT
AUDIT --> HIPAA
AUDIT --> GDPR
AUDIT --> PCI
ABE --> MFA
MFA --> ZKP
ZKP --> ENC
ENC --> FRAUD
FRAUD --> RISK
RISK --> ALERT
ALERT -->|Approved| SETTLEMENT[Payment Settlement]
ALERT -->|Blocked| INVESTIGATION[Investigation Required]
classDef security fill:#ffebee
classDef compliance fill:#e8f5e8
classDef monitoring fill:#fff3e0
class KYC,AML,ABE,AUDIT security
class HIPAA,GDPR,PCI compliance
class MFA,ZKP,ENC,FRAUD,RISK,ALERT monitoring
sequenceDiagram
participant PAT as Patient
participant DOC as Doctor
participant EAO as Emergency Access Override
participant PR as Payment Router
participant ESC as Escrow
participant AUD as Audit
participant GOV as Governance
%% Emergency Situation
PAT->>DOC: Emergency Treatment Needed
DOC->>EAO: Request Emergency Access
EAO->>GOV: Emergency Authorization
GOV->>EAO: Override Granted
%% Immediate Payment Processing
EAO->>PR: Emergency Payment Request
PR->>ESC: Create Emergency Escrow
ESC->>PR: Immediate Fund Release
PR->>DOC: Emergency Payment
%% Post-Emergency Settlement
DOC->>PR: Submit Final Bill
PR->>ESC: Adjust Settlement
ESC->>PR: Final Payment Calculation
PR->>DOC: Settlement Payment
PR->>AUD: Log Emergency Transaction
%% Audit Trail
AUD->>GOV: Emergency Usage Report
GOV->>EAO: Review Emergency Access
- SUT Token: Platform native token
- Stablecoins: USDC, USDT for price stability
- Traditional: Integration with banking systems
- Conditional Release: Based on service completion
- Dispute Resolution: Automated dispute handling
- Refund Protection: Patient and provider safeguards
- Pre-authorization: Coverage verification
- Claims Processing: Automated claim handling
- Coordination of Benefits: Multiple insurer support
- Multi-chain Routing: Optimized payment paths
- Bridge Integration: Seamless cross-chain transfers
- Liquidity Management: Efficient fund allocation
- HIPAA Compliant: Healthcare data protection
- AML/KYC: Regulatory compliance
- Audit Trails: Complete transaction history
This payment system provides a comprehensive, secure, and efficient solution for healthcare financial transactions while maintaining regulatory compliance and user privacy.