NPPES file of Aug 9, 2026

Sammy Atienza Dizon, MD

Internal Medicine Physician · Galveston, TX

Sammy Atienza Dizon, MD is an internal medicine physician with a practice address in Galveston, Texas, and NPI 1093919656, issued on Jun 14, 2007. Check the license (Texas BP1- 0022365, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093919656
Name
Sammy Atienza Dizon
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
BP1- 0022365 TX
Self-reported in NPPES; status is on the state search
Practice location
301 University Blvd, Galveston, TX 77555
Phone
(409) 772-4194
Enumerated
Jun 14, 2007
Record last updated
Dec 14, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20081030000456); 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 301 University Blvd

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

  1. Fnu Aakash, MDAnatomic Pathology & Clinical Pathology Physician1578074464
  2. Gayatri Aaluri, MDInternal Medicine Physician1821928508
  3. Asle Aarsland, M.D.Anesthesiology Physician1033207113
  4. Omar Abdelaziz, MDPsychiatry Physician1962140871
  5. Ramy AbdelmaseihInterventional Cardiology Physician1922569466
  6. Randa Abdelmasih, MDEndocrinology, Diabetes & Metabolism Physician1003377417

Verify Sammy Atienza Dizon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license BP1- 0022365
    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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Bills Medicare through one group practice

  1. Permanente Medical Group IncSacramento, CA

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

Sammy Atienza Dizon among 9,175 internal medicine physician records in Texas

Sammy Atienza Dizon, MD 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 2007, is newer than 41% of them.

  • NPI issued2007 · 41% of these records are older, 50% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2002 · median 2004 among the 6,088 with a school on file
  • Record last updated2021 · 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).

218 internal medicine physician records list a practice address in Galveston

They are 218 of the 2,532 NPPES records with a practice address in Galveston, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Sunil Amalraj, MDGalveston, TX 775551558420331
  2. Megan Berman, MDGalveston, TX 775551659456226
  3. Thomas Blackwell, MDGalveston, TX 775551659430478
  4. Peter Cram, MDGalveston, TX 775551437132883
  5. Karen Hansen, MDGalveston, TX 775551811055445
  6. Mark Holden, MDGalveston, TX 775551447319991
  7. Bernard Karnath, MDGalveston, TX 775551285793760
  8. Russell Laforte, MDGalveston, TX 775551972662450

Common questions

What is Sammy Atienza Dizon, MD's NPI number?

Sammy Atienza Dizon, MD's National Provider Identifier (NPI) is 1093919656, issued on Jun 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Sammy Atienza Dizon, MD located?

The NPPES record lists a practice address at 301 University Blvd, Galveston, TX, 77555. Phone: (409) 772-4194. Providers update this record themselves, so call before visiting.

How can I verify Sammy Atienza Dizon, MD's license?

NPPES lists Texas license number BP1- 0022365, 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.

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.