Dr. Thomas Alexander, MD

  • Corpus Christi, TX
  • Cardiologist
NPI1033191838PAC ID9133164981
Medicare services, 2024
4,742
Medicare patients, 2024
1,219
Part D claims, 2024
4,844
Publications
13
MIPS score, 2024
99
Practice address
1202 3rd St, Corpus Christi, TX 78404
Practice phone
Call (361) 883-3962
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Corpus Christi Heart Clinic

Corpus Christi, Texas

See all 7 affiliations

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Dr. Thomas Alexander is a cardiologist in Corpus Christi, Texas

Dr. Alexander practices at Corpus Christi Heart Clinic in Corpus Christi, Texas.

Dr. Alexander's NPI, 1033191838, was assigned on November 17, 2005. Dr. Alexander graduated from Kasturba Medical College Manipal in 1986. Dr. Alexander holds Texas license H9016.

NPI and contact details
Medicare PAC ID
9133164981
NPI enumeration date
November 17, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(361) 883-3962
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
65
Medical school graduation
1986

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Thomas Alexander practices at Corpus Christi Heart Clinic in Corpus Christi, Texas

Dr. Alexander's primary practice is Corpus Christi Heart Clinic, at 1202 3rd St, Corpus Christi, TX 78404 in Nueces County. The practice phone is (361) 883-3962.

  • Corpus Christi Heart Clinic
    1202 3rd St, Corpus Christi, TX 78404 · Nueces CountyPhone(361) 883-3962

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Thomas Alexander is affiliated with 5 sites of care and 2 medical groups

Dr. Alexander's primary practice is Corpus Christi Heart Clinic in Corpus Christi, Texas. Dr. Alexander is also affiliated with CHRISTUS Spohn Hospital Corpus Christi - Shoreline. The medical group on file is Corpus Christi Heart Clinic. Dmand AI also links Dr. Alexander to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Alexander

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Thomas Alexander's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Alexander practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Corpus Christi Heart ClinicAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Thomas Alexander is one of 1,481 cardiologists in Texas

Cardiovascular disease is Dr. Alexander's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Alexander is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Alexander's licenses on file in 2 states: Texas and Pennsylvania.

Specialties and state licenses

  • Cardiovascular disease, TexasPrimaryLicense H9016 · 1991 to 2026 · taxonomy 207RC0000X
  • Pennsylvania licenseLicense MD050224L · 1993 to 2006

Clinical focus

Dmand AI lists aneurysm, angioplasty, atrial fibrillation and flutter, cardiac catheterization, cardiomyopathy, cerebrovascular disease, chronic embolism thrombosis and chronic hypertension among the conditions Dr. Alexander treats.

Cardiologists near Dr. Alexander

Counts of cardiologists 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 Alexander billed Medicare for 4,742 services in 2024

CMS data shows 4,742 Medicare services from Dr. Alexander across 32 procedure codes in 2024, for 1,219 Medicare patients. Medicare paid $291,484 for them.

Medicare services, 20244,742
Medicare patients1,219
Paid by Medicare$291,484
Procedure codes32

Dr. Alexander's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 2,2952024: 2,56712%
Office and hospital visits
2023: 1,9612024: 2,0263%
Drugs given in the office
2023: 442024: 149239%
Surgery
2023: 112024: 0100%

Where Dr. Alexander's Medicare services took place, 2024

  • In an office3,64877%
  • In a facility1,09423%

Dr. Alexander compared with the Texas median for cardiologists, 2024

  • Dr. Alexander
  • Texas median
Medicare services
4,742vs 1,9552.4 times
Medicare patients
1,219vs 62894% above
Part D claims
4,501vs 2,2322.0 times

Medians across 1,431 cardiologists in Texas with Dmand AI profiles that report each measure.

Dr. Alexander'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. Alexander

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Thomas Alexander treated 1,219 Medicare patients in 2024, average age 75

CMS counts 1,219 Medicare patients who saw Dr. Alexander in 2024. The largest group is 65 to 74, with 486 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.69, 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. Alexander's median patient age at 72, with 48% women.

Medicare patients, 20241,219
Average age75
Average risk score1.69
Also on Medicaid8%

Dr. Alexander's Medicare patients by age, 2024

Dr. Alexander's Medicare patients by sex, 2024

  • Women56847%
  • Men65153%

Chronic conditions among Dr. Alexander's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis53%
  4. Ischemic heart disease52%
  5. Diabetes47%
  6. Chronic kidney disease38%
  7. Atrial fibrillation33%
  8. Heart failure31%

Share of Medicare patients with each condition. A patient can have several.

Dr. Alexander's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women48%
  • Men51%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Thomas Alexander wrote 4,844 Medicare Part D claims in 2024

In 2024, Dr. Alexander wrote 4,844 Medicare Part D claims for 821 patients. 78% of them were for generic drugs. CMS names the drug for 4,501 of them, across 49 drugs with 11 or more claims each, at $939,025 in total drug cost. In 2023, CMS named 4,087 claims across 42 drugs.

Part D claims, 20244,844
Drugs named by CMS49
Total drug cost$939,025
Part D patients821

Dr. Alexander's Part D claims by kind of drug, 2024

  • Generic3,785 claims78%
  • Brand-name1,059 claims22%

Dr. Alexander's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 4,0872024: 4,50110%

Drugs named by CMS: 49 in 2024, 42 in 2023.

See all prescribing by Dr. Alexander

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Thomas Alexander scored 99 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Alexander for performance year 2024, reported individually. Dr. Alexander accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Alexander's MIPS scores, performance year 2024

  • 99of 100Final score
  • 93of 100Quality
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Coronary angioplasty and stenting: 1 to 10 procedures (CMS shows small counts as a range)

Leg revascularization (restoring blood flow): 1 to 10 procedures (CMS shows small counts as a range)

Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Thomas Alexander has 13 publications on record

Dmand AI links 13 papers to Dr. Alexander, published from 2018 to 2025. 2023 was the busiest year, with 5. Dr. Alexander has published most often in Cureus. Dr. Alexander's most frequent co-authors are Carlos Vargas, DO, Christel Cuevas and Francis Nabil Dimtri, DO.

Papers13
Years published2018 to 2025

Dr. Alexander's papers by year, 2018 to 2025

Dr. Alexander's most frequent co-authors

Recent publications by Dr. Alexander

See all 13 publications and co-authors

See who Dr. Alexander researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Alexander works with, so you can find a warm path to the right cardiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Thomas Alexander received $248,729 in industry payments from 2016 to 2025

CMS Open Payments shows 1,490 general payments to Dr. Alexander from 62 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 71% of the total. Janssen Pharmaceuticals, Inc paid the most, $115,178.

General payments to Dr. Alexander by program year, 2016 to 2025

General payments to Dr. Alexander by kind, 2016 to 2025

$248.7Kin total
  • Speaker and faculty fees$176,22371%
  • Food and beverage$36,37515%
  • Travel and lodging$35,60214%
  • Consulting fees$3000%
  • Education$2290%

Companies that paid Dr. Alexander the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Alexander

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Thomas Alexander has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Alexander, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Alexander

  1. 2013
    • CMS Stage 1 EHR
  2. 2012
    • ACC Fellow

Source: Dmand AI Professional Profile Data

Dr. Thomas Alexander graduated from Kasturba Medical College Manipal

Dr. Alexander graduated from Kasturba Medical College Manipal in 1986. Dr. Alexander is a member of ACC.

  1. Medical schoolKasturba Medical College Manipal
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in interventional cardiologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Thomas Alexander accepts plans from 21 insurance carriers

Dr. Alexander is in network with 21 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 15. Check the plan with the practice before a visit.

Plan types Dr. Alexander accepts, by number of carriers

  1. PPO15
  2. HMO11
  3. Medicare11
  4. POS6
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Thomas Alexander'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 Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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 Alexander

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 Alexander's NPI number?

Dr. Thomas Alexander's NPI number is 1033191838. It was assigned on November 17, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Thomas Alexander?

Dr. Thomas Alexander is a cardiologist in Corpus Christi, Texas. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Thomas Alexander practice?

Dr. Alexander practices at 1202 3rd St, Corpus Christi, TX 78404. Dr. Alexander's primary practice is Corpus Christi Heart Clinic in Corpus Christi, Texas. Dmand AI also links Dr. Alexander to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. Thomas Alexander's office phone number?

The practice phone on file for Dr. Alexander is (361) 883-3962.

What is Dr. Thomas Alexander's medical license number?

Dr. Alexander holds Texas license H9016, one of the licenses on file in 2 states.

Which states has Dr. Thomas Alexander been licensed in?

Dmand AI has state licenses on file for Dr. Alexander in Texas (1991 to 2026) and Pennsylvania (1993 to 2006).

Which hospitals is Dr. Thomas Alexander affiliated with?

Dr. Alexander is affiliated with CHRISTUS Spohn Hospital Corpus Christi - Shoreline. Dmand AI links Dr. Alexander to 1 more hospital.

What medical group is Dr. Thomas Alexander part of?

Dr. Alexander is linked to Corpus Christi Heart Clinic. Dmand AI links Dr. Alexander to 1 more medical group.

Does Dr. Thomas Alexander accept Medicare?

Yes. CMS data shows Dr. Alexander billed Medicare for 4,742 services in 2024, and Dr. Alexander accepts Medicare assignment.

What is Dr. Thomas Alexander's MIPS score?

Dr. Alexander's MIPS final score for performance year 2024 is 99 out of 100, reported individually.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Thomas Alexander see?

CMS counts 1,219 Medicare patients who saw Dr. Alexander in 2024, with an average age of 75.

Is Dr. Thomas Alexander board certified?

Yes. Dr. Alexander is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Dr. Thomas Alexander bill to Medicare?

In 2024, Dr. Alexander's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93000) and heart test or procedure (93306).

Where did Dr. Thomas Alexander go to medical school?

Dr. Alexander graduated from Kasturba Medical College Manipal in 1986.

What drugs does Dr. Thomas Alexander prescribe most?

In 2024 Medicare Part D data, Dr. Alexander's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Eliquis.

Has Dr. Thomas Alexander received payments from drug or device companies?

CMS Open Payments shows $248,729 in general payments to Dr. Alexander from 62 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Dr. Thomas Alexander been practicing?

Dr. Alexander graduated from medical school in 1986, 40 years ago.

Does Dr. Thomas Alexander do research?

Dmand AI links 13 publications to Dr. Alexander, published from 2018 to 2025.

Who does Dr. Thomas Alexander publish with?

Dr. Alexander's most frequent co-authors are Carlos Vargas, DO (4 shared papers), Christel Cuevas (3 shared papers) and Francis Nabil Dimtri, DO (3 shared papers).

What insurance does Dr. Thomas Alexander accept?

Dr. Alexander is in network with 21 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 15. Check the plan with the practice before a visit.

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