NPPES file of Aug 9, 2026

Toan Quoc Vu, M.D.

Neurology Physician · San Marcos, TX

Toan Quoc Vu, M.D. is a neurology physician with a practice address in San Marcos, Texas, and NPI 1760463293, issued on Nov 10, 2005. Check the license (Texas M1396, 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
1760463293
Name
Toan Quoc Vu
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
M1396 TX
Self-reported in NPPES; status is on the state search
Practice location
1341 Thorpe LN, San Marcos, TX 78666
Phone
(512) 558-7770
Enumerated
Nov 10, 2005
Record last updated
Jul 23, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(512) 558-7773
Medicare enrollment
Enrolled (PECOS I20050906000735); accepts Medicare assignment
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 1341 Thorpe LN

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

  1. Walt Mercer, PH.D.Clinical Neuropsychologist1548457336

Verify Toan Quoc Vu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license M1396
    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

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57% more Medicare Part D claims than the average neurology physician in 2024

2,149 Medicare Part D claims for 399 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 39 claims were for opioids.

  1. Toan Vu2,149
  2. Specialty average1,370

Most prescribed

  1. Nortriptyline Hcl167 claims
  2. Gabapentin146 claims
  3. Levetiracetam137 claims
  4. Topiramate126 claims
  5. Sertraline Hcl81 claims
  6. Pregabalin72 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): 84.2 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 score68.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  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: $5,942.40

305 payments; by number, the most common kind was food and beverage; the largest payer was Mdd US Operations, LLC. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Toan Vu$5,942.40
  2. Specialty average$8,318.07

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

Bills Medicare through one group practice

  1. San Marcos Neurology AssociatesSan Antonio, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Toan Quoc Vu among 1,382 neurology physician records in Texas

Toan Quoc Vu, M.D. is one of 1,382 neurology physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1991 · median 2003 among the 930 with a school on file
  • Record last updated2019 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Texas

There are 1,382 neurology physician records in Texas.

The 8 neurology physician records with the nearest ZIP codes

  1. Robert Vanboven, MD DDSSan Marcos, TX 786661316000326
  2. Megan Abdurashidova, DORound Rock, TX 786651710501820
  3. Faiza Waheed Butt, MDRound Rock, TX 786651578948790
  4. Joe Hidrogo, D.ORound Rock, TX 786651184072043
  5. Gowri Lakshminarayan, MDRound Rock, TX 786651477783926
  6. Danijela Levacic, M.D.Round Rock, TX 786651538320908
  7. Branaven Mahadeva, MDRound Rock, TX 786651720138274
  8. Justin Mussomeli, MDRound Rock, TX 786651427029651

Common questions

What is Toan Quoc Vu, M.D.'s NPI number?

Toan Quoc Vu, M.D.'s National Provider Identifier (NPI) is 1760463293, issued on Nov 10, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Toan Quoc Vu, M.D. located?

The NPPES record lists a practice address at 1341 Thorpe LN, San Marcos, TX, 78666. Phone: (512) 558-7770. Providers update this record themselves, so call before visiting.

How can I verify Toan Quoc Vu, M.D.'s license?

NPPES lists Texas license number M1396, 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 Toan Quoc Vu, M.D. prescribe under Medicare Part D?

In 2024, Toan Quoc Vu, M.D. had 2,149 Medicare Part D claims for 399 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Toan Quoc Vu, M.D.'s MIPS final score?

The 2023 MIPS final score is 84.2 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.