NPPES file of Aug 9, 2026

Diona Symester

Student in an Organized Health Care Education/Training Program · Dallas, TX

Diona Symester is a student in an organized health care education/training program with a practice address in Dallas, Texas, and NPI 1366029233, issued on Mar 26, 2021. Check the license with the Texas board that licenses this profession; 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
1366029233
Name
Diona Symester
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
5323 Harry Hines Blvd, Dallas, TX 75390
Phone
(214) 648-3111
Enumerated
Mar 26, 2021
Record last updated
Mar 31, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20260223002399); may accept 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 5323 Harry Hines Blvd

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

  1. Ali Abbas, MDStudent in an Organized Health Care Education/Training Program1447822507
  2. Laila Abbas, MDStudent in an Organized Health Care Education/Training Program1861132524
  3. Eileen Abbasi, CRNACertified Registered Nurse Anesthetist1588918981
  4. Mina Abbassi-Ghanavati, MDObstetrics & Gynecology Physician1154509610
  5. Abier Abdelnaby, M.D.Colon & Rectal Surgery Physician1831312503
  6. Ahmed AbdiStudent in an Organized Health Care Education/Training Program1952095184

Verify Diona Symester in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this professionCheck 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
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19% more Medicare Part D claims than the average student in an organized health care education/training program in 2024

220 Medicare Part D claims for 21 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Diona Symester220
  2. Specialty average185

Most prescribed

  1. Sertraline Hcl23 claims
  2. Trazodone Hcl19 claims
  3. Duloxetine Hcl18 claims
  4. Fluoxetine Hcl17 claims
  5. Hydroxyzine Hcl15 claims
  6. Buspirone Hcl12 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.

Diona Symester among 17,605 student in an organized health care education/training program records in Texas

Diona Symester is one of 17,605 student in an organized health care education/training program records with a practice address in Texas. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 14% of them.

  • NPI issued2021 · 14% of these records are older, 80% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileYes · 2% of these records are
  • Graduated2021 · median 2019 among the 295 with a school on file
  • Record last updated2021 · 15% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4,026 student in an organized health care education/training program records list a practice address in Dallas

They are 4,026 of the 36,304 NPPES records with a practice address in Dallas, and 17,605 student in an organized health care education/training program records in Texas.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Temitope AdedolapoDallas, TX 753901669713640
  2. Andrea Andrade, M.DDallas, TX 753901750571493
  3. Robert Bachoo, MD, PHDDallas, TX 753901891901922
  4. Chasta-Dawne Bacsu, M.D.Dallas, TX 753901154670180
  5. Christina Bourland, MDDallas, TX 753901528178373
  6. Conrad Capili, MDDallas, TX 753901962778878
  7. Chaiyos Khongkhatithum, M.D.Dallas, TX 753901033377528
  8. Melody Lao, MDDallas, TX 753901457648834

Common questions

What is Diona Symester's NPI number?

Diona Symester's National Provider Identifier (NPI) is 1366029233, issued on Mar 26, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Diona Symester located?

The NPPES record lists a practice address at 5323 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 648-3111. Providers update this record themselves, so call before visiting.

How can I verify Diona Symester's license?

Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Diona Symester prescribe under Medicare Part D?

In 2024, Diona Symester had 220 Medicare Part D claims for 21 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.