NPPES file of Aug 9, 2026

Mark Christopher Garcia, MD

Pediatric Hematology & Oncology Physician · San Antonio, TX

Mark Christopher Garcia, MD is a pediatric hematology & oncology physician with a practice address in San Antonio, Texas, and NPI 1861847048, issued on Apr 26, 2016. Check the license (Texas U4203, 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
1861847048
Name
Mark Christopher Garcia
Credential
MD
Primary taxonomy
Pediatric Hematology & Oncology Physician 2080P0207X
License numbers
U4203 TX
A162813 CA
294830 MA
Self-reported in NPPES; status is on the state search
Practice location
4410 Medical Drive Suite 550, San Antonio, TX 78229
Phone
(210) 575-7870
Enumerated
Apr 26, 2016
Record last updated
Jun 26, 2023
Medicare enrollment
Enrolled (PECOS I20230911003423); accepts 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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Verify Mark Christopher Garcia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U4203
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $1,359.11

19 payments; by number, the most common kind was food and beverage; the largest payer was Jazz Pharmaceuticals Inc. The 1,215 providers of this specialty with any payment received $7,404.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Garcia$1,359.11
  2. Specialty average$7,404.07

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. Methodist Physician Practices PLLCSan Antonio, TX

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

Mark Christopher Garcia among 319 pediatric hematology & oncology physician records in Texas

Mark Christopher Garcia, MD is one of 319 pediatric hematology & oncology physician records with a practice address in Texas. 48% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 85% of them.

  • NPI issued2016 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 48% of these records are
  • In the CMS Doctors and Clinicians fileYes · 32% of these records are
  • Graduated2012 · median 2008 among the 103 with a school on file
  • Record last updated2023 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Hematology & Oncology Physician providers in Texas

There are 319 pediatric hematology & oncology physician records in Texas.

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

  1. Ka Wah Chan, M.D.San Antonio, TX 782291134186034
  2. Jaime Estrada, MDSan Antonio, TX 782291396792065
  3. Maria Falcon-Cantrill, MDSan Antonio, TX 782291972784239
  4. Melissa Frei-Jones, MD, MSCISan Antonio, TX 782291316133119
  5. Vinod Gidvani-Diaz, MDSan Antonio, TX 782291568492387
  6. Della Howell, M.D.San Antonio, TX 782291457383994
  7. Anne-Marie Langevin, MDSan Antonio, TX 782291700993870
  8. Lisa Madden, MDSan Antonio, TX 782291861526048

Common questions

What is Mark Christopher Garcia, MD's NPI number?

Mark Christopher Garcia, MD's National Provider Identifier (NPI) is 1861847048, issued on Apr 26, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Mark Christopher Garcia, MD located?

The NPPES record lists a practice address at 4410 Medical Drive Suite 550, San Antonio, TX, 78229. Phone: (210) 575-7870. Providers update this record themselves, so call before visiting.

How can I verify Mark Christopher Garcia, MD's license?

NPPES lists Texas license number U4203, 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.

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.