HOWLITE
Payment Infrastructure
The Unaffiliated
Payment Network.
Transparent fees. Richer data. Real-time stablecoin settlement.
T+0
Settlement Speed
L3
Transaction Data
USDC
Native Currency
The Opportunity
A market that needs a rethink.
Healthcare payments. Broken at every layer.
HSA/FSA Market
$200B+
Annual card payments
Growing 8% YoY
70M+
HSA/FSA cardholders
Still in use
30yr
Outdated payment rails
Friction cost
$40B+
Lost to inefficiency annually
The Problem
Legacy networks cost everyone.
< per transaction
3.5%
Interchange Fees
Embedded in every transaction. Invisible markup. No one should pay this.
IIAS / SIGIS
Manual
Compliance Burden
Manual review teams drain resources. 80%+ overhead on every claim.
T+2 to T+5
5 Days
Settlement Delay
Providers wait days for funds. Cash flow suffers. Network wins.
Upcoding · Dupes
$Bn
Billing Errors
Duplicate claims and upcoding cost the system billions every year.
The Transaction
From swipe to settlement.
1
PAY
HSA card swiped at any terminal.
HOWLITE
3 parties · $0.15 flat · real-time data · T+0
2
ENRICH
FHIR data attached. Auto-coded.
3
REVIEW
AI validates. Auto-substantiated.
4
SETTLE
USDC direct. T+0. Zero float.
LEGACY RAILS
6+ parties · 2-4% fees · no clinical data · T+3 to T+5
2
ACQUIRER
Processor takes cut
3
NETWORK
Visa/MC routing fees
4
ISSUER
Interchange added
5
CUSTODIAN
Funds held & delayed
6
TPA
Manual claim review
7
SETTLE
ACH batch. T+3 to T+5
Settlement
T+0 same day
T+3 to T+5 delayed
Cost
$0.15 flat
2-4% + markups
Data
Full FHIR clinical
Zero clinical data
Parties
3 parties
6+ intermediaries
HOWLITE
The Solution
Infrastructure built different.
Works with your existing bank-issued cards. No new hardware.
Direct routing
Intelligent Routing
Routes existing HSA cards through a smarter layer. Replaces interchange with $0.15 flat.
Any POS terminal
No merchant integration
Deploy in weeks
FHIR-native
AI Enrichment
Every transaction carries structured L3 data, FHIR fields, and full audit trails.
CPT / ICD auto-coded
Real-time compliance
80%+ overhead reduction
T+0 · Zero float
Real-Time Settlement
USDC directly to the provider's EVM wallet at transaction time. No T+2 float.
Hedera Hashgraph
No wire fees
Same-day, every time
What You Gain
The numbers speak.
60%
Lower Processing Cost
vs. legacy card networks
$0.15 flat vs. 2.5–3.5%
L3
FHIR Healthcare Data
Every transaction. Full audit trail.
Full L3 + FHIR fields
T+0
Real-Time Settlement
USDC direct to EVM wallet
T+0 · Zero float
100%
Automated Compliance
Zero manual overhead
Full audit trail
AI Layer
Every dollar explained.
howlite.tx · VERIFIED
patientDr. Smith · Office Visit
amount$150.00 USDC
MCC8011 — Physicians
CPT codes99213, 93000
FHIR fieldsL3 · Full IIAS
IIAS statusVERIFIED ✓
fraud score0.02 · Low risk
howlite fee$0.15 flat
settlementT+0 · USDC
APPROVED
Hedera · block #8,241,990
Real-Time CPT Review
Validates billing codes at transaction time — before approval
Auto
Duplicate Detection
AI flags duplicate billing and upcoding in real time
AI
Dispute Reduction
Pre-validated data means fewer chargebacks
-90%
Auto Compliance Filing
Clean records, filed automatically — zero manual overhead
100%
HEDERA
The Network
Settlement at network speed.
Distributed Ledger
Enterprise-grade DLT. Fast, fair, secure. aBFT consensus. Finality in 3–5 seconds.
Governing Council
GoogleIBM BoeingLG DellDeutsche Telekom ServiceNowUbisoft
Finality 3–5s · aBFT · Carbon-negative
10K+
Transactions Per Second
Enterprise-grade throughput
TPS
$0.001
Settlement Cost
vs. $0.02–$0.30 legacy
99% cheaper
24/7
Real-Time Settlement
No batch windows. No float.
Always on
The Impact
What changes when Howlite runs.
$50B
Friction Eliminated
Annual cost of legacy healthcare payment overhead
80%+
Compliance Savings
Manual overhead automated away
T+0
Provider Cash Flow
Instant vs. 2–5 business days
100%
Transaction Visibility
Every dollar, explained and auditable
REGULATION
Regulatory Tailwinds
The law is on our side.
Federal legislation is actively creating the framework Howlite was built for.
  Active Law
Durbin Amendment
Requires banks with $10B+ in assets to enable multiple debit routing networks.
  Howlite Impact
Establishes the regulatory framework that makes Howlite routing a legally mandated choice — not a workaround.
  Pending · Bipartisan
Credit Card Competition Act
Extends Durbin-like routing requirements to credit cards with bipartisan support.
  TAM Expansion
Signals significant market expansion beyond debit into credit card routing territory.
  Signed into Law · 2025
GENIUS Act
Federal regulatory framework for payment stablecoins like USDC. 1:1 reserve backing required.
  Settlement Clarity
Legitimizes Howlite's T+0 USDC settlement layer with full regulatory clarity and consumer protection.
BENEFITS
Why Howlite
Benefits that matter to both sides.
Howlite delivers measurable value for healthcare providers and card issuers alike.
Healthcare Providers
Clinics · Hospitals · Health Systems
T+0 Same-Day Settlement
Eliminate multi-day float; funds arrive the same day the patient pays
60% Lower Processing Costs
Transparent, flat-rate fees replace opaque interchange markups
Auto-Substantiation
L3 data + FHIR codes validate HSA/FSA eligibility at the point of sale
Reduced Chargebacks & Disputes
Richer transaction data means fewer mis-coded claims and denied payments
Real-Time Revenue Visibility
Dashboard-level insight into payment status, reconciliation, and cash flow
Card Issuers
Banks · Credit Unions · HSA Custodians
New HSA/FSA Routing Revenue
Capture interchange delta by routing through Howlite instead of legacy rails
80%+ Compliance Burden Reduction
Automated IRS substantiation eliminates manual review of HSA/FSA transactions
AI-Powered Fraud Prevention
Real-time transaction scoring reduces fraud losses before settlement
Durbin Compliance Ready
Meet multi-network routing mandates with a purpose-built alternative rail
Yield-Bearing Settlement
hUSD stablecoin model enables continuous Treasury-backed yield for every day funds circulate — replacing one-time interchange with ongoing revenue
The Team
Built by people who've done it before.
Tim Sherwin
Tim Sherwin
CEO / Co-Founder
Founded CardinalCommerce — acquired by Visa. 20+ years in card-network infrastructure and payment authentication.
Chandra B.
Chandra B.
CTO / Co-Founder
Co-founded CardinalCommerce. 20+ years fintech experience. Blockchain and distributed systems engineer. Architect of the Hedera integration and real-time FHIR compliance engine.
Steve Rosen
Steve Rosen
Co-Founder
Founded Resilience Capital. Serial fintech entrepreneur with deep expertise in strategic partnerships and scaling.
OS
Oliver Sherwin
Head of Operations
Manages partner onboarding, product cadence and operations. Background in fintech operations at scale.
Proven exit: CardinalCommerce — acquired by Visa
Join The Network
The network gets better with you in it.
Issuer Partners
Banks & Credit Unions
HSA programs. New revenue. Better compliance.
80%+ compliance reduction
Real-time fraud prevention
New HSA routing revenue
Providers
Healthcare Systems
Same-day settlement. No float. No claim delays.
T+0 settlement
Auto-substantiation
60% lower processing cost
Revenue Share
Strategic Partners
Earn on every transaction routed through Howlite.
Per-transaction revenue
Interchange delta capture
Early-mover equity option
Tech Partners
Infrastructure
Hedera integration. USDC bridge. EVM-native.
Hedera settlement layer
USDC fiat bridge
Deploy in weeks
HOWLITE
Get Started
Ready to route smarter,
settle faster?
T+0
Settlement
L3
Transaction Data
USDC
Native Currency
Join the network built for transparency
⛶ Fullscreen