NPPES file of Aug 9, 2026

Joanne E. Tsai, MD

Cardiovascular Disease Physician · Austin, TX

Joanne E. Tsai, MD is a cardiovascular disease physician with a practice address in Austin, Texas, and NPI 1346260148, issued on Jul 21, 2006. Check the license (Texas K9949, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1346260148
Name
Joanne E. Tsai
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License numbers
K9949 TX
707274 CA
Self-reported in NPPES; status is on the state search
Practice location
3801 N Lamar Blvd, Austin, TX 78756
Phone
(512) 206-3600
Enumerated
Jul 21, 2006
Record last updated
Apr 5, 2024
Fax
(512) 206-3604
Medicare enrollment
Enrolled (PECOS I20240307003607); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2006
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3801 N Lamar Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. David Abrams, MDCardiovascular Disease Physician1326049230
  2. Nicole Atack, CRNACertified Registered Nurse Anesthetist1114268158
  3. Jaclyn Bales-Allen, RNRegistered Nurse1548088578
  4. Kunjan Bhatt, MDAdvanced Heart Failure and Transplant Cardiology Physician1770668758
  5. Julie Bighouse, PAMedical Physician Assistant1720075591
  6. Joanna Brand, PA CMedical Physician Assistant1437150869

Verify Joanne E. Tsai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license K9949
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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76% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

736 Medicare Part D claims for 197 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Joanne Tsai736
  2. Specialty average3,078

Most prescribed

  1. Metoprolol Succinate88 claims
  2. Isosorbide Mononitrate Er67 claims
  3. Spironolactone54 claims
  4. Jardiance47 claims
  5. Furosemide40 claims
  6. Eliquis38 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 82.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.6
  2. Costout of 100 · 30%30.8
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $445.95

21 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joanne Tsai$445.95
  2. Specialty average$3,819.56

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospitals and group practices

  1. Benefis Hospitals IncGreat Falls, MT · Acute Care Hospitals2 of 5 stars
  2. Aretaeus Telemedicine IncSanta Rosa, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Joanne E. Tsai among 1,603 cardiovascular disease physician records in Texas

Joanne E. Tsai, MD is one of 1,603 cardiovascular disease physician records with a practice address in Texas. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 20% of them.

  • NPI issued2006 · 20% of these records are older, 42% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2006 · median 1998 among the 1,219 with a school on file
  • Record last updated2024 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Texas

There are 1,603 cardiovascular disease physician records in Texas.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. David Abrams, MDAustin, TX 787561326049230
  2. Deborah Ekery, MDAustin, TX 787561912908807
  3. William McCarron, MDAustin, TX 787561063413953
  4. David Morris, MDAustin, TX 787561396746343
  5. Suzanne Wetherold, MDAustin, TX 787571710993431
  6. Fotini Chalkias, M.D.Austin, TX 787581518065317
  7. Michael Grad, M.D.Austin, TX 787581386629012
  8. Joseph Imsais, M.D.Austin, TX 787581902096555

Common questions

What is Joanne E. Tsai, MD's NPI number?

Joanne E. Tsai, MD's National Provider Identifier (NPI) is 1346260148, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joanne E. Tsai, MD located?

The NPPES record lists a practice address at 3801 N Lamar Blvd, Austin, TX, 78756. Phone: (512) 206-3600. Providers update this record themselves, so call before visiting.

How can I verify Joanne E. Tsai, MD's license?

NPPES lists Texas license number K9949, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joanne E. Tsai, MD prescribe under Medicare Part D?

In 2024, Joanne E. Tsai, MD had 736 Medicare Part D claims for 197 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

What is Joanne E. Tsai, MD's MIPS final score?

The 2023 MIPS final score is 82.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.