NPPES file of Aug 9, 2026

Tyson John Sjulin, D.O.

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

Tyson John Sjulin, D.O. is a critical care medicine (internal medicine) physician with a practice address in Fort Sam Houston, Texas, and NPI 1942461439, issued on Jun 18, 2008. Check the license (Texas R8107, 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
1942461439
Name
Tyson John Sjulin
Credential
D.O.
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
R8107 TX
Self-reported in NPPES; status is on the state search
Practice location
3551 Roger Brooke Dr, Fort Sam Houston, TX 78234
Phone
(918) 230-7095
Enumerated
Jun 18, 2008
Record last updated
Dec 7, 2022
Medicare enrollment
Enrolled (PECOS I20180809005863); 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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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 Tyson John Sjulin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license R8107
    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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98% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024

12 Medicare Part D claims, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D.

  1. Tyson Sjulin12
  2. Specialty average696

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: $224.71

5 payments; by number, the most common kind was food and beverage; the largest payer was Actelion Pharmaceuticals US, Inc. 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. Tyson Sjulin$224.71
  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 3 group practices

  1. Central Texas Intensivists PLLCNew Braunfels, TX
  2. Gulf Coast Intensivists, PLLCCorpus Christi, TX
  3. Laredo ICU LLCLaredo, TX

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

Tyson John Sjulin among 413 critical care medicine (internal medicine) physician records in Texas

Tyson John Sjulin, D.O. 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 2008, is newer than 41% of them.

  • NPI issued2008 · 41% of these records are older, 51% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated2008 · median 2007 among the 346 with a school on file
  • Record last updated2022 · 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. Michal Sobieszczyk, MDFort Sam Houston, TX 782341174817092

Common questions

What is Tyson John Sjulin, D.O.'s NPI number?

Tyson John Sjulin, D.O.'s National Provider Identifier (NPI) is 1942461439, issued on Jun 18, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Tyson John Sjulin, D.O. located?

The NPPES record lists a practice address at 3551 Roger Brooke Dr, Fort Sam Houston, TX, 78234. Phone: (918) 230-7095. Providers update this record themselves, so call before visiting.

How can I verify Tyson John Sjulin, D.O.'s license?

NPPES lists Texas license number R8107, 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 Tyson John Sjulin, D.O. prescribe under Medicare Part D?

In 2024, Tyson John Sjulin, D.O. had 12 Medicare Part D claims; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.

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.