NPPES file of Aug 9, 2026

Thomas W. Twiford, M.D.

Diagnostic Radiology Physician · Houston, TX

Thomas W. Twiford, M.D. is a diagnostic radiology physician with a practice address in Houston, Texas, and NPI 1811986417, issued on Oct 17, 2005. Check the license (Texas E2906, 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
1811986417
Name
Thomas W. Twiford
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
E2906 TX
Self-reported in NPPES; status is on the state search
Practice location
5301 Hollister St, Houston, TX 77040
Phone
(713) 461-3574
Enumerated
Oct 17, 2005
Record last updated
May 29, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(713) 468-1247
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5301 Hollister St

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

  1. Stanley Lim, M.D.Diagnostic Radiology Physician1134161227
  2. Snehal Mehta, M.D.Diagnostic Radiology Physician1699784272
  3. James Murphy, M.D.Diagnostic Radiology Physician1215932934
  4. Brandon Stroh, M.D.Diagnostic Radiology Physician1841293628
  5. Ralph Weaver, M.D.Diagnostic Radiology Physician1598760662

Verify Thomas W. Twiford in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license E2906
    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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43% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024

29 Medicare Part D claims, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Thomas Twiford29
  2. Specialty average51

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.

Thomas W. Twiford among 3,124 diagnostic radiology physician records in Texas

Thomas W. Twiford, M.D. is one of 3,124 diagnostic radiology physician records with a practice address in Texas. 77% 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, 85% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 73% of these records are
  • Record last updated2012 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

823 diagnostic radiology physician records list a practice address in Houston

They are 823 of the 61,221 NPPES records with a practice address in Houston, and 3,124 diagnostic radiology physician records in Texas.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Jaideep Barge, MDHouston, TX 770401013197805
  2. Elizabeth Birkenfeld, M. D.Houston, TX 770401508209917
  3. Samantha Castillo, MDHouston, TX 770401326433095
  4. Jeremie Karsenti, D.O.Houston, TX 770401831464395
  5. David Kerner, D.O.Houston, TX 770401548641301
  6. Stanley Lim, M.D.Houston, TX 770401134161227
  7. Jason May, M.D.Houston, TX 770401053622373
  8. Snehal Mehta, M.D.Houston, TX 770401699784272

Common questions

What is Thomas W. Twiford, M.D.'s NPI number?

Thomas W. Twiford, M.D.'s National Provider Identifier (NPI) is 1811986417, issued on Oct 17, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Thomas W. Twiford, M.D. located?

The NPPES record lists a practice address at 5301 Hollister St, Houston, TX, 77040. Phone: (713) 461-3574. Providers update this record themselves, so call before visiting.

How can I verify Thomas W. Twiford, M.D.'s license?

NPPES lists Texas license number E2906, 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 Thomas W. Twiford, M.D. prescribe under Medicare Part D?

In 2024, Thomas W. Twiford, M.D. had 29 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. 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.