NPPES file of Aug 9, 2026

Samuel Thomas Rayburn, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Little Rock, AR

Samuel Thomas Rayburn, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Little Rock, Arkansas, and NPI 1629017587, issued on Jun 6, 2006. Check the license (Arkansas E-2209, as entered in NPPES) on the Arkansas State 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
1629017587
Name
Samuel Thomas Rayburn
Credential
M.D.
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License number
E-2209 AR
Self-reported in NPPES; status is on the state search
Practice location
10100 Kanis RD, Little Rock, AR 72205
Phone
(501) 223-5757
Enumerated
Jun 6, 2006
Record last updated
May 4, 2023
Fax
(501) 223-5758
Medicaid ID
137308001 AR
Medicare enrollment
Enrolled (PECOS I20050328000932); accepts Medicare assignment
Medical or professional school
University Of Mississippi School Of Medicine, 1992
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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8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 55 in Arkansas → Look up another NPI →

Also registered at 10100 Kanis RD

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

  1. Abdel Rahman Al Emam, MDInterventional Cardiology Physician1679875017
  2. Fredrick Bennett, M.D.Interventional Cardiology Physician1932143088
  3. Clayton Borg, MDCardiovascular Disease Physician1427060581
  4. Stephen Broughton, MDInterventional Cardiology Physician1215314877
  5. Angela Cartwright, APNNurse Practitioner1013151273
  6. Mangaraju Chakka, M.D.Clinical Cardiac Electrophysiology Physician1104862200

Verify Samuel Thomas Rayburn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArkansas State Medical Board
    Search for license E-2209    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 Arkansas 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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53% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024

47 Medicare Part D claims for 25 beneficiaries, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.

  1. Samuel Rayburn47
  2. Specialty average101

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: $810.08

28 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. 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. Samuel Rayburn$810.08
  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.

Bills Medicare through one group practice

  1. Jack Stephens Heart Institute LLCLittle Rock, AR

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

Samuel Thomas Rayburn among 55 thoracic surgery (cardiothoracic vascular surgery) physician records in Arkansas

Samuel Thomas Rayburn, M.D. is one of 55 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Arkansas. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 44% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1992 · median 1998 among the 36 with a school on file
  • Record last updated2023 · 44% 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 Arkansas 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 Arkansas

There are 55 thoracic surgery (cardiothoracic vascular surgery) physician records in Arkansas.

All 55 in Arkansas → Every provider in Little Rock → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →

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

  1. Brett Alberty, M.D.Little Rock, AR 722051518009000
  2. Frank Bauer, M.D.Little Rock, AR 722051902982754
  3. John Busby, M.D.Little Rock, AR 722051578529970
  4. David Dean, MDLittle Rock, AR 722051790744811
  5. Mark Hardin, M.D.Little Rock, AR 722051861697815
  6. Thomas Hoffmann, MDLittle Rock, AR 722051619939220
  7. Frederick Meadors, M.D.Little Rock, AR 722051699851436
  8. Aytekin Ozdemir, MDLittle Rock, AR 722051851481428

Common questions

What is Samuel Thomas Rayburn, M.D.'s NPI number?

Samuel Thomas Rayburn, M.D.'s National Provider Identifier (NPI) is 1629017587, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Samuel Thomas Rayburn, M.D. located?

The NPPES record lists a practice address at 10100 Kanis RD, Little Rock, AR, 72205. Phone: (501) 223-5757. Providers update this record themselves, so call before visiting.

How can I verify Samuel Thomas Rayburn, M.D.'s license?

NPPES lists Arkansas license number E-2209, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Samuel Thomas Rayburn, M.D. prescribe under Medicare Part D?

In 2024, Samuel Thomas Rayburn, M.D. had 47 Medicare Part D claims for 25 beneficiaries; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.