Nathaniel L Peyton, M.D.

Gastroenterology (CMS) · New Orleans, LA

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At a glance

1542 Tulane Ave # T4M2, New Orleans, LA 70112

Published activity: Colonoscopy · Upper gastrointestinal (GI) endoscopy for acid reflux. View counts and coverage

NPPES record updated Jul 19, 2022. Public records can lag behind changes at a practice.

Before you call: a quick checklist
  • Are you accepting new patients?
  • Do you accept my specific insurance plan?
  • Do you provide the service I need at this address?
  • Do I need a referral, and what is the earliest appointment?

Insurance participation and appointment availability are not established by these public records.

Medicare & insurance

Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.

How to check your coverage

Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.

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Practice location

1542 Tulane Ave # T4M2
New Orleans, LA 70112
REPORTED BACKGROUND

Education & affiliations

Medical / professional school
University Of Louisville School Of Medicine
Graduation year
2015
CMS specialties
Gastroenterology

Practice groups

Reported hospital affiliations

Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.

Source: CMS National Downloadable File · Published Oct 15, 2026.

Source: CMS Facility Affiliation Data · Published Oct 15, 2026.

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PUBLISHED MEDICARE ACTIVITY

Procedures in the public data

Reported activity can help you ask more informed questions about a practice’s services.

Procedure categoryPublished Medicare activity
Colonoscopy225
Upper gastrointestinal (GI) endoscopy for acid reflux239

CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology

Source: CMS Utilization Data · Published Oct 15, 2026.

Find providers with a similar service mix

Compare 2024 published Medicare activity in the same reported specialty, here or in another city.

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PAYMENT TRANSPARENCY

Industry-reported general payments

$1,067.32General payments · 2025
62Reported transactions
13Reporting companies

Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.

See payment purposes and reporting companies

Reported purposes

PurposeAmount
Food and beverage$1,067.32

Reporting companies

CompanyAmount
ABBVIE INC.$345.36
JANSSEN BIOTECH, INC.$195.22
LILLY USA, LLC$135.70
GENZYME CORPORATION$70.00
AIMMUNE THERAPEUTICS, INC.$57.08
TAKEDA PHARMACEUTICALS U.S.A., INC.$56.49
ARDELYX, INC.$55.76
SALIX PHARMACEUTICALS, A DIVISION OF BAUSCH HEALTH US, LLC$33.05
Other reporting companies$118.66
View official Open Payments profile ↗

Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.

Professional details: NPI, taxonomy & registry record
NPI1336526938
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Registry details

Primary taxonomy
Gastroenterology (CMS)
Taxonomy code
207RG0100X
Enumeration date
May 4, 2015
Record updated
Jul 19, 2022
More registry details
Provider type
Individual · Type 1
Reported credentials
M.D.

Reported taxonomies and licenses

Internal Medicine

207R00000X

License reported: 308623 LA

Specialty details in registry

390200000X

Specialty details in registry

207RG0100X · Primary

License reported: MD.44675 AL

License numbers and credentials are reported to NPPES; HCPList does not independently verify them.

Practice location

1542 Tulane Ave # T4M2
New Orleans, LA 70112
Phone
(504) 568-4006
Mailing address
1542 TULANE AVE # T4M2

NEW ORLEANS, LA 701122865
Source: NPPES Source through Oct 18, 2026An NPI does not verify licensure or credentials.

Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.

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