Dr. Thomas Robert Lasater, DO
- Medicare services, 2024
- 147
- Medicare patients, 2024
- 102
- Hospital affiliations
- 3
- Industry payments
- $130
- Medical groups
- 3
- Practice address
- 601 E 15th Street, Austin, TX 78701
- Practice phone
- Call (512) 324-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Lasater'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.
Dr. Thomas Robert Lasater is an internist in Austin, Texas
Dr. Lasater practices at Dell Seton Medical Center at The University of Texas in Austin, Texas, part of Ascension Health Alliance.
Dr. Lasater's NPI, 1417477647, was assigned on June 20, 2017. Dr. Lasater graduated from Texas College of Osteopathic Medicine in 2017. Dr. Lasater holds Texas license S7263.
- NPI
- 1417477647NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870911035
- NPI enumeration date
- June 20, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (512) 324-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Robert Lasater practices at 2 locations in Austin, Texas
Dr. Lasater's primary practice is Dell Seton Medical Center at the University of Texas, at 601 E 15th Street, Austin, TX 78701 in Travis County. The practice phone is (512) 324-7000. Dr. Lasater also practices at Dell Seton Medical Center at University of Texas, 1500 Red River St, Austin, TX 78701.
- Dell Seton Medical Center at the University of TexasPrimary601 E 15th Street, Austin, TX 78701 · Travis CountyPhone(512) 324-7000
- Dell Seton Medical Center at University of Texas1500 Red River St, Austin, TX 78701 · Travis CountyPhone(512) 324-7000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Thomas Robert Lasater is affiliated with 4 sites of care and 3 medical groups
Dr. Lasater's primary practice is Dell Seton Medical Center at The University of Texas in Austin, Texas, part of Ascension Health Alliance. Dr. Lasater is also affiliated with Ascension Seton Medical Center Austin. The medical group on file is Seton Family of Doctors. Dmand AI also links Dr. Lasater to 1 more hospital, 2 medical groups and 1 clinical lab, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas Robert Lasater's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lasater practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dell Seton Medical Center at The University of Texas | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Robert Lasater is one of 8,437 internists in Texas
Internal medicine is Dr. Lasater's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lasater is board certified in internal medicine by the American Board of Internal Medicine. Dr. Lasater is licensed in Texas.
Specialties and state licenses
- Internal medicine, TexasPrimary
Clinical focus
Dmand AI lists cardiac arrhythmia, heart attack and sepsis among the conditions Dr. Lasater treats.
Internists near Dr. Lasater
Counts of internists 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
Dr. Thomas Robert Lasater billed Medicare for 147 services in 2024
CMS data shows 147 Medicare services from Dr. Lasater across 3 procedure codes in 2024, for 102 Medicare patients. Medicare paid $15,575 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lasater's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1042024: 14741%
Dr. Lasater compared with the Texas median for internists, 2024
- Dr. Lasater
- Texas median
- Medicare services
- 147vs 53973% below
- Medicare patients
- 102vs 19046% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Lasater's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Lasater?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lasater and other internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Robert Lasater treated 102 Medicare patients in 2024, average age 74
CMS counts 102 Medicare patients who saw Dr. Lasater in 2024. The largest group is 65 to 74, with 39 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 2.23, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lasater's median patient age at 67, with 58% women.
Dr. Lasater's Medicare patients by age, 2024
Dr. Lasater's Medicare patients by sex, 2024
- Women5049%
- Men5251%
Chronic conditions among Dr. Lasater's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease50%
- Heart failure48%
- Arthritis43%
- Chronic kidney disease43%
- Atrial fibrillation38%
- Anxiety37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lasater's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Thomas Robert Lasater takes part in Medicare
Dr. Lasater accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Thomas Robert Lasater received $130 in industry payments in 2022
CMS Open Payments shows 1 general payment to Dr. Lasater from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $130.
Companies that paid Dr. Lasater the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas Robert Lasater graduated from Texas College of Osteopathic Medicine
Dr. Lasater graduated from Texas College of Osteopathic Medicine in 2017.
- Medical school
- Board certified in internal medicine
- Board certified in 2020 - 2025
Source: Dmand AI Professional Profile Data
Dr. Thomas Robert Lasater accepts plans from 16 insurance carriers
Dr. Lasater is in network with 16 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Alliant Health Plans
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- +8 more carriersWith a free account
Plan types Dr. Lasater accepts, by number of carriers
- PPO11
- HMO7
- Medicare7
- POS5
- EPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Thomas Robert Lasater'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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 Dr. Thomas Robert Lasater
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Thomas Robert Lasater's NPI number?
Dr. Thomas Robert Lasater's NPI number is 1417477647. It was assigned on June 20, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Robert Lasater?
Dr. Thomas Robert Lasater is an internist in Austin, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Thomas Robert Lasater practice?
Dr. Lasater practices at 601 E 15th Street, Austin, TX 78701. Dr. Lasater also practices at 1500 Red River St, Austin, TX 78701. Dr. Lasater's primary practice is Dell Seton Medical Center at The University of Texas in Austin, Texas, part of Ascension Health Alliance. Dmand AI also links Dr. Lasater to 1 hospital, 2 medical groups and 1 clinical lab.
What is Dr. Thomas Robert Lasater's office phone number?
The practice phone on file for Dr. Lasater is (512) 324-7000.
What is Dr. Thomas Robert Lasater's medical license number?
Dr. Lasater holds Texas license S7263.
Which hospitals is Dr. Thomas Robert Lasater affiliated with?
Dr. Lasater practices at Dell Seton Medical Center at The University of Texas in Austin, Texas. Dr. Lasater is also affiliated with Ascension Seton Medical Center Austin. Dmand AI links Dr. Lasater to 1 more hospital.
What medical group is Dr. Thomas Robert Lasater part of?
Dr. Lasater is linked to Seton Family of Doctors. Dmand AI links Dr. Lasater to 2 more medical groups.
Does Dr. Thomas Robert Lasater accept Medicare?
Yes. CMS data shows Dr. Lasater billed Medicare for 147 services in 2024, and Dr. Lasater accepts Medicare assignment.
How many Medicare patients does Dr. Thomas Robert Lasater see?
CMS counts 102 Medicare patients who saw Dr. Lasater in 2024, with an average age of 74.
Is Dr. Thomas Robert Lasater board certified?
Yes. Dr. Lasater is board certified in internal medicine by the American Board of Internal Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Thomas Robert Lasater bill to Medicare?
In 2024, Dr. Lasater's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99233) and hospital inpatient care (99238).
Where did Dr. Thomas Robert Lasater go to medical school?
Dr. Lasater graduated from Texas College of Osteopathic Medicine in 2017.
Has Dr. Thomas Robert Lasater received payments from drug or device companies?
CMS Open Payments shows $130 in general payments to Dr. Lasater from 1 company from 2022 to 2022. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. Thomas Robert Lasater been practicing?
Dr. Lasater graduated from medical school in 2017, 9 years ago.
What insurance does Dr. Thomas Robert Lasater accept?
Dr. Lasater is in network with 16 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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