What is Samuel Rayburn's NPI number?

Samuel Rayburn's National Provider Identifier (NPI) is 1629017587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Samuel Rayburn's specialty?

Samuel Rayburn is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).

Where is Samuel Rayburn located?

Samuel Rayburn's practice location on file with NPPES is 10100 Kanis Rd, Little Rock, AR 72205-6202.

What is Samuel Rayburn's phone number?

The practice phone number listed in the NPPES registry for Samuel Rayburn is (501) 223-5757.

Does Samuel Rayburn accept Medicare?

Samuel Rayburn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Samuel Rayburn's NPI active?

Yes — Samuel Rayburn's NPI (1629017587) is active in the NPPES registry as of the last update on 2023-05-04.

IndividualActiveAccepts Medicare

Samuel Rayburn, M.D.

NPI 1629017587 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Little Rock, AR

Enrolled with Medicare as Practitioner - Cardiac Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Samuel Rayburn, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Little Rock, AR (NPI 1629017587).

Provider details

NPI number: 1629017587
Entity type: Individual
Primary specialty: Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: No
License: E-2209 (AR)

Specialties & taxonomies

Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianPrimary208G00000XLicense E-2209 (AR)
Allopathic & Osteopathic Physicians
Surgery Physician208600000XLicense E-2209 (AR)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(100/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
20 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
3 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
520 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Critical Care, First 30-74 Minutes99291	168	$193
New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205	67	$196
Insertion of Tube in Pulmonary Artery for Monitoring93503	54	$79
Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556	42	$75
Harvest of Vein Using an Endoscope33508	30	$14
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	29	$157

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$810 across 28 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Practice location

10100 Kanis Rd

Little Rock, AR 72205-6202

Phone: (501) 223-5757

Fax: (501) 223-5758

Street-level locationGet directions

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Mailing address