NPPES file of Aug 9, 2026

Stephen Alcos, DO

Anesthesiology Physician · Dallas, TX

Stephen Alcos, DO is an anesthesiology physician with a practice address in Dallas, Texas, and NPI 1235528530, issued on Jan 10, 2015. Check the license (Texas T3425, 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
1235528530
Name
Stephen Alcos
Credential
DO
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
T3425 TX
008105 AZ
Self-reported in NPPES; status is on the state search
Practice location
12222 Merit Dr Ste 600, Dallas, TX 75251
Phone
(972) 715-5000
Enumerated
Jan 10, 2015
Record last updated
Dec 30, 2024
Fax
(972) 715-9976
Medicaid ID
558431 AZ
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 12222 Merit Dr Ste 600

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

  1. Maryann Abanobi, MDAnesthesiology Physician1790027191
  2. Mohamad Abdalla, MDAnesthesiology Physician1073680963
  3. Binu Abraham, MDAnesthesiology Physician1003293788
  4. Jeffrey Abraham, CAAAnesthesiologist Assistant1750016317
  5. Shaina Abraham, CRNACertified Registered Nurse Anesthetist1902648447
  6. Stephanie Abrego, NPNurse Practitioner1053023564

Verify Stephen Alcos in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license T3425
    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: $13.32

1 payment: food and beverage; the largest payer was Artivion, Inc. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Alcos$13.32
  2. Specialty average$669.59

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

Stephen Alcos among 4,635 anesthesiology physician records in Texas

Stephen Alcos, DO is one of 4,635 anesthesiology 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 2015, is newer than 81% of them.

  • NPI issued2015 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2024 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,392 anesthesiology physician records list a practice address in Dallas

They are 1,392 of the 36,304 NPPES records with a practice address in Dallas, and 4,635 anesthesiology physician records in Texas.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. John Adams, M.D.Dallas, TX 752511780689133
  2. Mark Cancemi, M.D.Dallas, TX 752511235131459
  3. Sang Chae-Kim, MDDallas, TX 752511124020342
  4. William Conner, MDDallas, TX 752511659375996
  5. Jeffrey Hamilton, MDDallas, TX 752511558342188
  6. Arthur Heitzler, MDDallas, TX 752511881682169
  7. Brian Janssen, M.D.Dallas, TX 752511184626145
  8. Lenny Jue, M.D.Dallas, TX 752511396745139

Common questions

What is Stephen Alcos, DO's NPI number?

Stephen Alcos, DO's National Provider Identifier (NPI) is 1235528530, issued on Jan 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Alcos, DO located?

The NPPES record lists a practice address at 12222 Merit Dr Ste 600, Dallas, TX, 75251. Phone: (972) 715-5000. Providers update this record themselves, so call before visiting.

How can I verify Stephen Alcos, DO's license?

NPPES lists Texas license number T3425, 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.