Dr. Thomas Robert Lasater, DO

  • Austin, TX
  • Internist
NPI1417477647PAC ID3870911035
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
Social profiles

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.

View contacts for free

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 and contact details
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 TexasPrimary
    601 E 15th Street, Austin, TX 78701 · Travis CountyPhone(512) 324-7000
  • Dell Seton Medical Center at University of Texas
    1500 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.

See all 7 affiliations for Dr. Lasater

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.

EHR by site
SiteEHR vendor and product
Dell Seton Medical Center at The University of TexasAvailable with a free account
+3 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Lasater practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.

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, TexasPrimaryLicense S7263 · taxonomy 207R00000X

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.

Medicare services, 2024147
Medicare patients102
Paid by Medicare$15,575
Procedure codes3

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.

See all procedures by Dr. Lasater

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.

Book a meeting

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.

Medicare patients, 2024102
Average age74
Average risk score2.23
Also on Medicaid18%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease50%
  4. Heart failure48%
  5. Arthritis43%
  6. Chronic kidney disease43%
  7. Atrial fibrillation38%
  8. 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)

For MedTech and pharma teams

Find internists like Dr. Lasater by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

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.

See all payments to Dr. Lasater

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.

  1. Medical schoolTexas College of Osteopathic Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in 2020 - 2025TX State License

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

  1. PPO11
  2. HMO7
  3. Medicare7
  4. POS5
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Thomas Robert Lasater's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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.

Selling to internal medicine practices?

See internists 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

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)