Registry data as of Aug 27, 2026

Lucia Diaz, M.D.

Pediatric Dermatology Physician · Austin, TX

Lucia Diaz, M.D. is a pediatric dermatology physician with a practice address in Austin, Texas, and NPI 1043454515, issued on Apr 28, 2009. Check the license on the Texas Medical Board; 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
1043454515
Name
Lucia Diaz
Credential
M.D.
Primary taxonomy
Pediatric Dermatology Physician 207NP0225X
Practice location
1301 Barbara Jordan Blvd Ste 200, Austin, TX 78723
Phone
(512) 628-1920
Enumerated
Apr 28, 2009
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 1301 Barbara Jordan Blvd Ste 200

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

  1. Rene Bartos, MD, MPH, FAAPPediatrics Physician1679066799
  2. Phillip Berry, MDPediatric Nephrology Physician1568428571
  3. Sireesha Chinthaparthi, MDNeurology with Special Qualifications in Child Neurology Physician1205276623
  4. Courtney Conlon, PNP-PCPediatric Nurse Practitioner1215588975
  5. Rachel Downey, APRN, CNS, CPNP-ACPediatric Nurse Practitioner1497423511
  6. Marisol Fernandez, MDPediatric Infectious Diseases Physician1881651867

Verify Lucia Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical BoardCheck 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.

The practice group's Medicare quality score for 2023: 71 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.2
  2. Costout of 100 · 30%13.6
  3. Promoting interoperabilityout of 100 · 25%97.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $209.57

13 payments, mostly food and beverage; the largest payer was Abbvie Inc.. The 158 providers of this specialty with any payment received $19,504.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lucia Diaz$209.57
  2. Specialty average$19,504.36

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

One hospital or facility affiliation

  1. Central Texas Community Health CentersAustin, TX

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Pediatric Dermatology Physician providers in Texas

There are 20 pediatric dermatology physician records in Texas.

Other pediatric dermatology physician records in Texas

  1. Danielle Brown, MDNew Braunfels, TX1952750267
  2. John Browning, MDSan Antonio, TX1124181615
  3. Kerry Carder, MDDallas, TX1952370405
  4. Vicki Carr, MDSpring, TX1619172202
  5. Bryan Carroll, M.D.Fort Worth, TX1134486582
  6. Audrey Chan, M.D.Houston, TX1306161179
  7. Cameron Coury, MDRichardson, TX1104020767
  8. Shauna Goldman, MDDallas, TX1104245505
  9. Adelaide Hebert, M.D.Bellaire, TX1427005453
  10. Tiffany Herd, MDHouston, TX1477848091

Common questions

What is Lucia Diaz, M.D.'s NPI number?

Lucia Diaz, M.D.'s National Provider Identifier (NPI) is 1043454515, issued on Apr 28, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Lucia Diaz, M.D. located?

The NPPES record lists a practice address at 1301 Barbara Jordan Blvd Ste 200, Austin, TX, 78723. Phone: (512) 628-1920. Providers update this record themselves, so call before visiting.

How can I verify Lucia Diaz, M.D.'s license?

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.

What is Lucia Diaz, M.D.'s Medicare quality score?

The 2023 MIPS final score is 71 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.