NPPES file of Aug 9, 2026

Ellen Stockton Walraven, M.D.

Internal Medicine Physician · Tyler, TX

Ellen Stockton Walraven, M.D. is an internal medicine physician with a practice address in Tyler, Texas, and NPI 1356398457, issued on May 27, 2006. Check the license (Texas H7843, 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
1356398457
Name
Ellen Stockton Walraven
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
H7843 TX
Self-reported in NPPES; status is on the state search
Practice location
520 Douglas Blvd, Tyler, TX 75702
Phone
(903) 593-1721
Enumerated
May 27, 2006
Record last updated
May 8, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicaid ID
099129105 TX
Medicare enrollment
Enrolled (PECOS I20041122000531); accepts Medicare assignment
Medical or professional school
Baylor College Of Medicine, 1983
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 520 Douglas Blvd

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

  1. Melissa Almodovar-Irizarry, M.D.Internal Medicine Physician1639594047
  2. Richard Anderson, MDInternal Medicine Physician1588634257
  3. Jeta Bowman, AGNPAdult Health Nurse Practitioner1366899288
  4. James Buchinger, MDObstetrics & Gynecology Physician1063567634
  5. Deborah Crowley, M.D.Psychiatry Physician1740489830
  6. Meher Dasgupta, MDInternal Medicine Physician1649236456

Verify Ellen Stockton Walraven in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license H7843
    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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2.6 times the Medicare Part D claims of the average internal medicine physician in 2024

8,122 Medicare Part D claims for 616 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 180 claims were for opioids.

  1. Ellen Walraven8,122
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium374 claims
  2. Levothyroxine Sodium366 claims
  3. Amlodipine Besylate326 claims
  4. Losartan Potassium286 claims
  5. Pantoprazole Sodium206 claims
  6. Gabapentin204 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.

Bills Medicare through one group practice

  1. Christus Trinity ClinicTyler, TX

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

Ellen Stockton Walraven among 9,175 internal medicine physician records in Texas

Ellen Stockton Walraven, M.D. is one of 9,175 internal 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 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 59% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1983 · median 2004 among the 6,088 with a school on file
  • Record last updated2017 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

146 internal medicine physician records list a practice address in Tyler

They are 146 of the 5,531 NPPES records with a practice address in Tyler, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Richard Anderson, MDTyler, TX 757021588634257
  2. David Beaird, MDTyler, TX 757021316917750
  3. Kimberley Bryant, DOTyler, TX 757021932169539
  4. Andria Cardinalli-Stein, M.D.Tyler, TX 757021407896293
  5. Douglas Coltman, MDTyler, TX 757021619940442
  6. Meher Dasgupta, MDTyler, TX 757021649236456
  7. Steven Keuer, MDTyler, TX 757021801860887
  8. Lloyd Olsen, MDTyler, TX 757021336113042

Common questions

What is Ellen Stockton Walraven, M.D.'s NPI number?

Ellen Stockton Walraven, M.D.'s National Provider Identifier (NPI) is 1356398457, issued on May 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ellen Stockton Walraven, M.D. located?

The NPPES record lists a practice address at 520 Douglas Blvd, Tyler, TX, 75702. Phone: (903) 593-1721. Providers update this record themselves, so call before visiting.

How can I verify Ellen Stockton Walraven, M.D.'s license?

NPPES lists Texas license number H7843, 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 Ellen Stockton Walraven, M.D. prescribe under Medicare Part D?

In 2024, Ellen Stockton Walraven, M.D. had 8,122 Medicare Part D claims for 616 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.