Matthew Lassen, DMD
- Part D claims, 2024
- 48
- Industry payments
- $19
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 805 Spring St, Bastrop, TX 78602-3230
- Practice phone
- Call (512) 321-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Spring St Dental
Dental practice · Bastrop, Texas
Find Matthew Lassen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Matthew Lassen is a dentist in Bastrop, Texas
Matthew Lassen practices at Spring St Dental in Bastrop, Texas.
Matthew Lassen's NPI, 1013267855, was assigned on September 19, 2012. Matthew Lassen holds Texas license 27098.
- NPI
- 1013267855NPI Registry (opens in a new tab)
- NPI enumeration date
- September 19, 2012
- NPI status
- Active
- Practice phone
- (512) 321-1600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Matthew Lassen practices at Spring St Dental in Bastrop, Texas
Matthew Lassen's primary practice is Spring St Dental, at 805 Spring St, Bastrop, TX 78602-3230. The practice phone is (512) 321-1600.
- Spring St Dental805 Spring St, Bastrop, TX 78602-3230Phone(512) 321-1600
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Matthew Lassen is affiliated with 2 sites of care and 1 medical group
Matthew Lassen's primary practice is Spring St Dental in Bastrop, Texas. Dmand AI also links Matthew Lassen to 1 physician office and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Matthew Lassen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Lassen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Spring St Dental | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Matthew Lassen is one of 2,594 dentists in Texas
Dentist is Matthew Lassen's primary specialty in the NPI Registry, under taxonomy code 122300000X. Matthew Lassen is licensed in Texas.
Specialties and state licenses
- Dentist, TexasPrimary
Dentists near Matthew Lassen
Counts of dentists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Matthew Lassen wrote 48 Medicare Part D claims in 2024
In 2024, Matthew Lassen wrote 48 Medicare Part D claims for 35 patients. 96% of them were for generic drugs.
Matthew Lassen's Part D claims by kind of drug, 2024
- Generic46 claims96%
- Brand-name and other2 claims4%
Drug classes CMS tracks in Matthew Lassen's Part D claims, 2024
- Antibiotics67%32 of 48 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Matthew Lassen received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Matthew Lassen from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Align Technology, Inc. paid the most, $19.
Companies that paid Matthew Lassen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Matthew Lassen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Matthew Lassen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew Lassen's NPI number?
Matthew Lassen's NPI number is 1013267855. It was assigned on September 19, 2012, and it is active in the NPI Registry.
What does Matthew Lassen specialize in?
Matthew Lassen is a dentist in Bastrop, Texas. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Matthew Lassen practice?
Matthew Lassen practices at 805 Spring St, Bastrop, TX 78602-3230. Matthew Lassen's primary practice is Spring St Dental in Bastrop, Texas. Dmand AI also links Matthew Lassen to 1 physician office and 1 medical group.
What is Matthew Lassen's office phone number?
The practice phone on file for Matthew Lassen is (512) 321-1600.
What is Matthew Lassen's medical license number?
Matthew Lassen holds Texas license 27098.
Has Matthew Lassen received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Matthew Lassen from 1 company from 2025 to 2025. The largest total came from Align Technology, Inc.
How long has Matthew Lassen been practicing?
Matthew Lassen's NPI was assigned in 2012.
Selling to dentist practices?
See dentists in Texas by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card