NPPES file of Aug 9, 2026

Esther Urbaez Duran, M.D.

Hematology & Oncology Physician · San Antonio, TX

Esther Urbaez Duran, M.D. is a hematology & oncology physician with a practice address in San Antonio, Texas, and NPI 1447469150, issued on May 21, 2007. Check the license (Texas N4815, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447469150
Name
Esther Urbaez Duran
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
N4815 TX
Self-reported in NPPES; status is on the state search
Practice location
720 Pleasanton RD, San Antonio, TX 78214
Phone
(210) 921-3800
Enumerated
May 21, 2007
Record last updated
Jan 13, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100623000414); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest hematology & oncology physician records → All 922 in Texas → Look up another NPI →

Also registered at 720 Pleasanton RD

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

  1. Jose Acosta, PAMedical Physician Assistant1720085434
  2. Carla Acra Despradel, M.D.Internal Medicine Physician1114181666
  3. Luis Anaya Hoyos, M.D.Endocrinology, Diabetes & Metabolism Physician1154578078
  4. Ledyenska Ballesteros, PAMedical Physician Assistant1114167962
  5. Morris Beard, PAPhysician Assistant1023265857
  6. Raul Canales, PA-CPhysician Assistant1760442016

Verify Esther Urbaez Duran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license N4815    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

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7% more Medicare Part D claims than the average hematology & oncology physician in 2024

940 Medicare Part D claims for 246 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. Esther Urbaez Duran940
  2. Specialty average877

Most prescribed

  1. Anastrozole167 claims
  2. Letrozole56 claims
  3. Eliquis49 claims
  4. Fulvestrant41 claims
  5. Hydroxyurea35 claims
  6. Alendronate Sodium29 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: $82.63

4 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Esther Urbaez Duran$82.63
  2. Specialty average$7,481.41

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

Bills Medicare through one group practice

  1. Gmg Health Systems Associates PASan Antonio, TX

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

Esther Urbaez Duran among 922 hematology & oncology physician records in Texas

Esther Urbaez Duran, M.D. is one of 922 hematology & oncology physician records with a practice address in Texas. 87% 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 43% of them.

  • NPI issued2007 · 43% of these records are older, 47% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2000 · median 2004 among the 691 with a school on file
  • Record last updated2015 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Texas

There are 922 hematology & oncology physician records in Texas.

All 922 in Texas → Every provider in San Antonio → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Jayasree Rao, M.D.San Antonio, TX 782151285662510
  2. Anu Dham, MDSan Antonio, TX 782121255375531
  3. James Ellis, MDSan Antonio, TX 782161801869268
  4. Joseph McCracken, M.D.San Antonio, TX 782121023022365
  5. Jesse MedellinSan Antonio, TX 782121770506297
  6. Raul Portillo, MDSan Antonio, TX 782121265473391
  7. Krishna Alluri, MDSan Antonio, TX 782171992908347
  8. Stephen Cohen, M.D.San Antonio, TX 782171457374142

Common questions

What is Esther Urbaez Duran, M.D.'s NPI number?

Esther Urbaez Duran, M.D.'s National Provider Identifier (NPI) is 1447469150, issued on May 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Esther Urbaez Duran, M.D. located?

The NPPES record lists a practice address at 720 Pleasanton RD, San Antonio, TX, 78214. Phone: (210) 921-3800. Providers update this record themselves, so call before visiting.

How can I verify Esther Urbaez Duran, M.D.'s license?

NPPES lists Texas license number N4815, 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.

How much does Esther Urbaez Duran, M.D. prescribe under Medicare Part D?

In 2024, Esther Urbaez Duran, M.D. had 940 Medicare Part D claims for 246 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.