Registry data as of Aug 27, 2026

Thelma Diaz

Dentist · Miami, FL

Thelma Diaz is a dentist with a practice address in Miami, Florida, and NPI 1295298842, issued on Apr 10, 2019. Check the license (Florida 26401, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1295298842
Name
Thelma Diaz
Primary taxonomy
Dentist 122300000X
License number
26401 FL
Self-reported in NPPES; status is on the state search
Practice location
2999 NE 191St St, Miami, FL 33180
Phone
(305) 682-1795
Enumerated
Apr 10, 2019
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 2999 NE 191St St

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

  1. Adam Rubinstein, MDPlastic Surgery Physician1033174388

Verify Thelma Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license 26401
    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 Florida 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.

70% fewer Medicare Part D claims than the average dentist in 2024

27 Medicare Part D claims for 19 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Thelma Diaz27
  2. Specialty average90

Most prescribed

  1. Amoxicillin13 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.

489 dentist records list a Miami practice address

They are 489 of the 49,442 NPPES records with a Miami practice address, and 6,277 dentist records in Florida.

Other dentist records in Florida

  1. Michael Aaro, DMDJacksonville, FL1952894784
  2. Kaitria Abbatematteo, D.M.D.Gainesville, FL1083458293
  3. Bill Abbo, DDS MSNorth Miami Beach, FL1720147853
  4. Eli Abbo, DMDNorth Miami Beach, FL1629284575
  5. Phillip Abbott, DDSBartow, FL1174698492
  6. Maria Jose Abboud, DMDGainesville, FL1245643741
  7. Sana Abdel-Jabbar, D.M.DBoca Raton, FL1801248372
  8. Abdullah AbdelazizCoral Gables, FL1356961395
  9. Yara Abdelaziz, DMDGibsonton, FL1487390167
  10. Magda Abdelfattah, D.M.D.Boca Raton, FL1780093963

Common questions

What is Thelma Diaz's NPI number?

Thelma Diaz's National Provider Identifier (NPI) is 1295298842, issued on Apr 10, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Thelma Diaz located?

The NPPES record lists a practice address at 2999 NE 191St St, Miami, FL, 33180. Phone: (305) 682-1795. Providers update this record themselves, so call before visiting.

How can I verify Thelma Diaz's license?

NPPES lists Florida license number 26401, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Thelma Diaz prescribe under Medicare Part D?

In 2024, Thelma Diaz had 27 Medicare Part D claims for 19 beneficiaries; the average among dentist prescribers was 90. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.