NPPES file of Aug 9, 2026

Michal Jan Sobieszczyk, MD

Critical Care Medicine (Internal Medicine) Physician · Fort Sam Houston, TX

Michal Jan Sobieszczyk, MD is a critical care medicine (internal medicine) physician with a practice address in Fort Sam Houston, Texas, and NPI 1174817092, issued on Jun 8, 2011. Check the license (Texas R8666, 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
1174817092
Name
Michal Jan Sobieszczyk
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
R8666 TX
0101254645 VA
Self-reported in NPPES; status is on the state search
Practice location
3551 Roger Brooke Dr, Fort Sam Houston, TX 78234
Phone
(210) 916-2460
Enumerated
Jun 8, 2011
Record last updated
May 1, 2024
Medicare enrollment
Enrolled (PECOS I20200914001195); accepts Medicare assignment
Medical or professional school
Uniformed Services Uhs Fe Hebert School Of Med, 2011
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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Also registered at 3551 Roger Brooke Dr

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

  1. Adrianna Adams, LCSWClinical Social Worker1275265456
  2. John AdamsGeneral Practice Physician1134754898
  3. Jordan Adams, PAPhysician Assistant1336876598
  4. Oluwole Afuape, OTR/LOccupational Therapist1033593561
  5. Pierre Monverdy Agnant, MD, MPH, MBA, MACCInternal Medicine Physician1669868568
  6. Della Agquiz, PHARMDOncology Pharmacist1700538741

Verify Michal Jan Sobieszczyk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license R8666
    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: $154.88

2 payments; by number, the most common kind was food and beverage; the largest payer was Pulmonx Corporation. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michal Sobieszczyk$154.88
  2. Specialty average$2,958.68

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

Bills Medicare through 2 group practices

  1. Community Medicine AssociatesSan Antonio, TX
  2. Gulf Coast Intensivists, PLLCCorpus Christi, TX

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

Michal Jan Sobieszczyk among 413 critical care medicine (internal medicine) physician records in Texas

Michal Jan Sobieszczyk, MD is one of 413 critical care medicine (internal medicine) physician records with a practice address in Texas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 57% of them.

  • NPI issued2011 · 57% of these records are older, 38% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated2011 · median 2007 among the 346 with a school on file
  • Record last updated2024 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Texas

There are 413 critical care medicine (internal medicine) physician records in Texas.

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Gilda Bobele, MDFort Sam Houston, TX 782341437598430
  2. Jeffrey Dellavolpe, MDFort Sam Houston, TX 782341720255599
  3. Michael Gonzales, M.D.Jbsa Ft Sam Houston, TX 782341205217908
  4. Mateo Houle, MDSan Antonio, TX 782341417314311
  5. James Lamiell, M.D.Fort Sam Houston, TX 782341831189505
  6. John Linfoot, M.D., M.P.H.Fort Sam Houston, TX 782341316937899
  7. Bradley Reel, MDSan Antonio, TX 782341649597113
  8. Tyson Sjulin, D.O.Fort Sam Houston, TX 782341942461439

Common questions

What is Michal Jan Sobieszczyk, MD's NPI number?

Michal Jan Sobieszczyk, MD's National Provider Identifier (NPI) is 1174817092, issued on Jun 8, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Michal Jan Sobieszczyk, MD located?

The NPPES record lists a practice address at 3551 Roger Brooke Dr, Fort Sam Houston, TX, 78234. Phone: (210) 916-2460. Providers update this record themselves, so call before visiting.

How can I verify Michal Jan Sobieszczyk, MD's license?

NPPES lists Texas license number R8666, 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.