Goodbye Paper,
Hello Revenue

Automate your EOB posting, eliminate your AR backlog, and get paid up to 4x faster

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Trusted and loved by 1,000+ Dentists

"Lassie saved my team over 100 hours in manual data entry last month. It's reduced my outstanding AR by 75%."
Dr. Kwon is never behind on insurance AR with Lassie
Eric Kwon DDS Owner, Grace Dental Eric Kwon DDS
"My team now has more time for patient care ... Cash flow issues and waiting 30+ days for insurance reimbursements is a thing of the past!"
Dr. Marcus is never behind on insurance AR with Lassie
Dr. Gina Marcus Owner, Infinity Dental Associates Dr. Gina Marcus
"My best team member stopped wasting tons of time entering checks and reconciling accounts. My team loves it."
Dr. Kanning frees up 60 hours a week with Lassie
Dr. Nelson Kanning Owner, Kanning Dental Dr. Nelson Kanning

Our Approach

We're right there with you

Built From Experience, Not Guesswork

Lassie wasn't built overnight or by guessing what dentists need—we built it by working closely with dental practices, deeply embedded in the daily details and complexities of running a small business. Every feature we've developed started right there, in the weeds, informed directly by real dentists doing real dentistry.

Built From Experience, Not Guesswork
Feels like magic

Software That Just Works

Great software shouldn’t need a manual—it should feel instantly familiar and effortless. Lassie guides your team seamlessly through tasks without complicated explanations or endless clicking. Every claim, patient bill, and appeal is exactly where you’d expect. We’ve done the hard work, so your team can actually enjoy the ease of AR—some dentists even call it fun!

Software That Just Works
Partners in practice growth

Your Growth is Our Mission

We don’t just support your growth—we actively participate in it. Lassie’s ethos is rooted in removing bottlenecks and helping your practice reach its full potential. Our measure of success is the real-world impact we have on your day-to-day operations.

Your Growth is Our Mission
Right by your side

Always Present, Always Personal

We’re committed to being right where you are—at conferences, dinners, on-site visits, or just a phone call away. We show up in person because we believe in real relationships and genuine partnerships. At Lassie, your challenges become ours, and your goals shape our roadmap.

Always Present, Always Personal

Upcoming

Event 1

AAPD Annual Conference

May 22, 2025 • Denver, CO

Meet our practice advisors, like Max and Bennett, for a free intake in Denver. They want to understand your bottlenecks and help grow your practice.

Past

Event 1

Lassie goes to Denver

February 21, 2025 • Denver, CO

An evening of good food and even better conversation about the future of dentistry.

Event 1

Fortune 50

February 21, 2025 • Monterey, CA

Meeting of practice owners with ambitions to scale with the latest technology.

Event 1

DEO Webinar Series

February 13, 2025 • Online Event

Expert tips on optimizing EOB posting, AI-powered automation, and denials management.

How it works

Learn more about how the team behind apps you use every day (Uber, Netflix, Robinhood) automated EOB posting and denials management.

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...and it really works

"Choosing Lassie has allowed me to transform my operations and embrace a new level of precision in my practice."
Dr. Levi is never behind on insurance AR with Lassie
Dr. Mina Levi Owner, California Dental Innovations Dr. Mina Levi
"After a year of use, it has significantly accelerated our revenue cycle. Lassie has been wonderful for our practice."
Dr. Sala is never behind on insurance AR with Lassie
Dr. Jason Sala Owner, Sala Family Dentistry Dr. Jason Sala
"LOVE LOVE LOVE Lassie!!! ... It changed the insurance game for me"
Dr. Pedersen gets paid within 7 days instead of over 30
Dr. Esther Pedersen Owner, Love to Smile Dr. Esther Pedersen

Concierge Support

Phone

Call us any time. We are your extended team and available 24/7 to help with your dental billing needs.

WhatsApp

We set up a WhatsApp group with your team to provide instant support and answer any questions you may have.

Email

Get personal responses from real team members who work with you like they're part of your practice.