Registry data as of Aug 27, 2026

Thelma Diaz, NP

Wound Care Registered Nurse · El Paso, TX

Thelma Diaz, NP is a wound care registered nurse with a practice address in El Paso, Texas, and NPI 1740404862, issued on Apr 12, 2007. Check the license (Texas 584935, as entered in NPPES) with the Texas board that licenses this profession; 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
1740404862
Name
Thelma Diaz
Credential
NP
Primary taxonomy
Wound Care Registered Nurse 163WW0000X
License numbers
584935 TX
AP107026 TX
Self-reported in NPPES; status is on the state search
Practice location
1626 Medical Center Dr Ste 400, El Paso, TX 79902
Phone
(915) 546-9200
Enumerated
Apr 12, 2007
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 1626 Medical Center Dr Ste 400

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

  1. Maria DiazProfessional Counselor1235083023
  2. Judy Farness, NPGerontology Nurse Practitioner1255431649
  3. Nhu Nguyen Nguyen, MDFamily Medicine Physician1821260514
  4. Lionel Rangel, MDInternal Medicine Physician1053355313

Verify Thelma Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 584935
    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
Find 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.

85% fewer Medicare Part D claims than the average wound care registered nurse in 2024

141 Medicare Part D claims for 66 beneficiaries, against an average of 970 among the 112 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.

  1. Thelma Diaz141
  2. Specialty average970

Most prescribed

  1. Ssd38 claims
  2. Santyl15 claims
  3. Doxycycline Hyclate12 claims
  4. Fluocinonide12 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.

Industry payments in 2024: $491.64

20 payments, mostly food and beverage; the largest payer was Smith+Nephew, Inc.. The 112 providers of this specialty with any payment received $812.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thelma Diaz$491.64
  2. Specialty average$812.56

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Wound Care Registered Nurse providers in Texas

There are 53 wound care registered nurse records in Texas.

Other wound care registered nurse records in Texas

  1. Vallery Ada, FNP-BCHouston, TX1194430579
  2. Florence Alao, PMHNPConroe, TX1245993393
  3. Joni Barone, RNLindale, TX1114548203
  4. Chanda Brock, RNConroe, TX1598050924
  5. Brenda BrownKyle, TX1013348747
  6. Natasha Bubeck, MSN, FNP-BCArlington, TX1366025447
  7. Clay CollinsWichita Falls, TX1396123451
  8. Valarie Crawford, APRNAbilene, TX1578062089
  9. Ughanmwan Efeovbokhan, NPWindcrest, TX1649387630
  10. Shylo Faulkner, RN, WCCAustin, TX1912752676

Common questions

What is Thelma Diaz, NP's NPI number?

Thelma Diaz, NP's National Provider Identifier (NPI) is 1740404862, issued on Apr 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Thelma Diaz, NP located?

The NPPES record lists a practice address at 1626 Medical Center Dr Ste 400, El Paso, TX, 79902. Phone: (915) 546-9200. Providers update this record themselves, so call before visiting.

How can I verify Thelma Diaz, NP's license?

NPPES lists Texas license number 584935, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Thelma Diaz, NP prescribe under Medicare Part D?

In 2024, Thelma Diaz, NP had 141 Medicare Part D claims for 66 beneficiaries; the average among wound care registered nurse prescribers was 970. 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.