Gastroenterology Associates – Gastroenterology Physician, NPI 1124064589

Gastroenterology Associates is a healthcare provider. based in Henderson, Nevada. specializing in Gastroenterology Physician. The NPI Number for Gastroenterology Associates is 1124064589

Main info

Organization
Name
Gastroenterology Associates
NPI
1124064589
Phone
(702) 796-0231
Address
PO BOX 50794
Authorized Official
DR. GREGORY MARTIN KWOK MANAGING PARTNER M.D.
Enumeration Date
22 June 2006
Last Update Date
20 September 2018
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience43
Completeness80
Years active:19State licenses:0Digital endpointsUpdated within 12 months

Provider Addresses for Gastroenterology Associates

  • PO BOX 50794

    HENDERSON, NV 890160794

    Phone: (702) 796-0231

    Fax: (702) 796-5211

    Type: Mailing

  • 6950 S CIMARRON RD STE 200

    LAS VEGAS, NV 891132135

    Phone: (702) 796-0231

    Fax: (702) 796-5211

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-07-02

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Revalidation scheduled

Earliest CMS due date is 2026-09-30 (112 days away).

Enrollment records

1

Earliest due date

2026-09-30

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
O20040702000254OClinic/Group PracticeNV2026-09-30

What to do next

  • Monitor the published due date as it approaches.
  • Plan to revalidate in PECOS within the window CMS allows before the due date.
  • Verify the date on the CMS Revalidation Lookup Tool before submitting.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 89016)

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Reviews

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Frequently asked questions

What is the standard ID for Gastroenterology Associates in the U.S.?
In the U.S., Gastroenterology Associates is identified by NPI 1124064589.
Is Gastroenterology Associates's NPI status active today?
Active status means Gastroenterology Associates's NPI record is not deactivated in the public file.
How should patients interpret Gastroenterology Associates's specialty?
The extract shows Gastroenterology Physician for Gastroenterology Associates. Clinical services aligned with this taxonomy classification.
Is Gastroenterology Associates tied to Henderson, Nevada?
If you are local to Henderson, Nevada, Gastroenterology Associates may be relevant to your search.
Who maintains Gastroenterology Associates's record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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