NPPES file of Aug 9, 2026

Stephen Mark Langley, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Corpus Christi, TX

Stephen Mark Langley, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Corpus Christi, Texas, and NPI 1356531347, issued on Jul 26, 2007. Check the license (Texas U8547, 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
1356531347
Name
Stephen Mark Langley
Credential
M.D.
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License numbers
U8547 TX
ME122521 FL
MF153131 OR
MD453462 PA
Self-reported in NPPES; status is on the state search
Practice location
3533 S Alameda St, Corpus Christi, TX 78411
Phone
(361) 694-4161
Enumerated
Jul 26, 2007
Record last updated
May 1, 2026
Fax
(361) 808-2772
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 3533 S Alameda St

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

  1. Umair Abbas, M.D.Pediatrics Physician1417335654
  2. Jessica Aber, MSN, APRN, CPNP-ACCritical Care Pediatric Nurse Practitioner1538912704
  3. Nnamdi Abuah, MDPediatrics Physician1164161501
  4. Manar AbushkhaeidemStudent in an Organized Health Care Education/Training Program1356281448
  5. Daniel Acosta, CPNP-ACAcute Care Nurse Practitioner1083506919
  6. Hector Aguilar Sabillon, M.D.Pediatric Pulmonology Physician1194177444

Verify Stephen Mark Langley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U8547
    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: $121.38

1 payment: food and beverage; the largest payer was Pharming Healthcare, Inc. The 4,047 providers of this specialty with any payment received $7,828.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Langley$121.38
  2. Specialty average$7,828.84

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

Stephen Mark Langley among 484 thoracic surgery (cardiothoracic vascular surgery) physician records in Texas

Stephen Mark Langley, M.D. is one of 484 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Texas. 79% 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 55% of them.

  • NPI issued2007 · 55% of these records are older, 35% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2026 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Texas

There are 484 thoracic surgery (cardiothoracic vascular surgery) physician records in Texas.

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Mohamed Algahim, M.D.Corpus Christi, TX 784111235428855
  2. Javier Alonso, M.D., PH.D., P.A.Corpus Christi, TX 784111194772160
  3. Frank Pigula, MDCorpus Christi, TX 784111821103888
  4. Timothy Swain, MDCorpus Christi, TX 784111295742898
  5. Sergio Tavares, M.D.Corpus Christi, TX 784111801895222
  6. Mark Bielefeld, MDCorpus Christi, TX 784041538255229
  7. Wilfredo Crespo-Velez, MDCorpus Christi, TX 784041952408585
  8. Michail Magarakis, M.D.Corpus Christi, TX 784041710273578

Common questions

What is Stephen Mark Langley, M.D.'s NPI number?

Stephen Mark Langley, M.D.'s National Provider Identifier (NPI) is 1356531347, issued on Jul 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Mark Langley, M.D. located?

The NPPES record lists a practice address at 3533 S Alameda St, Corpus Christi, TX, 78411. Phone: (361) 694-4161. Providers update this record themselves, so call before visiting.

How can I verify Stephen Mark Langley, M.D.'s license?

NPPES lists Texas license number U8547, 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.