NPPES file of Aug 9, 2026

Vanessa Ven Huizen, DO

Family Medicine Physician · Round Rock, TX

Vanessa Ven Huizen, DO is a family medicine physician with a practice address in Round Rock, Texas, and NPI 1215113519, issued on Jan 16, 2008. Check the license (Texas M5562, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215113519
Name
Vanessa Ven Huizen
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
M5562 TX
Self-reported in NPPES; status is on the state search
Practice location
1750 Round Rock Ave Ste 100, Round Rock, TX 78681
Phone
(512) 388-9495
Enumerated
Jan 16, 2008
Record last updated
Nov 15, 2023
Fax
(512) 716-0371
Medicare enrollment
Enrolled (PECOS I20080328000397); accepts Medicare assignment
Medical or professional school
University Of North Texas Hsc, College Of Osteopathic Med, 2005
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 1750 Round Rock Ave Ste 100

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

  1. Pratima Ojha, MDInternal Medicine Physician1740819101
  2. Lena Poole, MDFamily Medicine Physician1992986962
  3. Charvi Shah, MDFamily Medicine Physician1134539398

Verify Vanessa Ven Huizen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license M5562
    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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60% more Medicare Part D claims than the average family medicine physician in 2024

5,664 Medicare Part D claims for 922 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 166 claims were for opioids.

  1. Vanessa Ven Huizen5,664
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium367 claims
  2. Levothyroxine Sodium263 claims
  3. Gabapentin223 claims
  4. Lisinopril200 claims
  5. Amlodipine Besylate183 claims
  6. Metformin Hcl166 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.

Industry payments in 2024: $24.43

1 payment: food and beverage; the largest payer was Exact Sciences Corporation. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Vanessa Ven Huizen$24.43
  2. Specialty average$902.55

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. Wellmed Medical Group PARound Rock, TX

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

Vanessa Ven Huizen among 11,119 family medicine physician records in Texas

Vanessa Ven Huizen, DO is one of 11,119 family medicine 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 2008, is newer than 55% of them.

  • NPI issued2008 · 55% of these records are older, 41% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2005 · median 2004 among the 7,095 with a school on file
  • Record last updated2023 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

86 family medicine physician records list a practice address in Round Rock

They are 86 of the 3,815 NPPES records with a practice address in Round Rock, and 11,119 family medicine physician records in Texas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Norma Anderson, M.D.Round Rock, TX 786811013953736
  2. James Boyd, M.D.Round Rock, TX 786811629073929
  3. Elbert David, M.D.Round Rock, TX 786811861494924
  4. Flint Deshazo, M.D.Round Rock, TX 786811669474623
  5. David Diaz, M.D.Round Rock, TX 786811033106380
  6. Bryan Irvin, MDRound Rock, TX 786811831104991
  7. Atsushi Matsubara, M.D.Round Rock, TX 786811871535195
  8. William Meiser, D.O.Round Rock, TX 786811962428482

Common questions

What is Vanessa Ven Huizen, DO's NPI number?

Vanessa Ven Huizen, DO's National Provider Identifier (NPI) is 1215113519, issued on Jan 16, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Vanessa Ven Huizen, DO located?

The NPPES record lists a practice address at 1750 Round Rock Ave Ste 100, Round Rock, TX, 78681. Phone: (512) 388-9495. Providers update this record themselves, so call before visiting.

How can I verify Vanessa Ven Huizen, DO's license?

NPPES lists Texas license number M5562, 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 Vanessa Ven Huizen, DO prescribe under Medicare Part D?

In 2024, Vanessa Ven Huizen, DO had 5,664 Medicare Part D claims for 922 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.