SUMMIT DIGESTIVE AND LIVER DISEASE SPECIALISTS
NPI 1225210214
Internal Medicine - Gastroenterology in Oakbrook Terrace, IL
About Summit Digestive And Liver Disease Specialists NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SUMMIT DIGESTIVE AND LIVER DISEASE SPECIALISTS (NPI 1225210214) is a healthcare organization registered as a gastroenterology in Oakbrook Terrace, Illinois and active in the NPI registry since November 2007. The organization lists David Chua, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Summit Digestive And Liver Disease Specialists is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
6Medicare enrollment records show 6 clinicians reassign Medicare billing to Summit Digestive And Liver Disease Specialists, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.
Clinicians, nearest first (6)
Oakbrook Terrace, IL 60181
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David C Chua, MD Sc Ltd's NPI number?
The NPI number for David C Chua, MD Sc Ltd is 1225210214. It was assigned to this organization in the NPPES registry on November 30, 2007. The provider is doing business as Summit Digestive And Liver Disease Specialists.
Where is David C Chua, MD Sc Ltd located?
David C Chua, MD Sc Ltd is located at 1s280 Summit Ave Ct A, Oakbrook Terrace, IL 60181. The listed phone number is (630) 889-9889.
What is David C Chua, MD Sc Ltd's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is David C Chua, MD Sc Ltd enrolled in Medicare?
Yes. David C Chua, MD Sc Ltd is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through David C Chua, MD Sc Ltd?
According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to David C Chua, MD Sc Ltd. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Gastroenterology (4) and Nurse Practitioner (2). Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for David C Chua, MD Sc Ltd was last updated on July 23, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Summit Digestive And Liver Disease Specialists · NPI 1225210214
Gastroenterology organization in Oakbrook Terrace, Illinois. Organization record, active in the CMS NPPES registry since November 30, 2007.
## Identity
- **NPI:** 1225210214 (Entity type: Organization)
- **Enumerated:** November 30, 2007
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **Legal business name:** David C Chua, Md Sc Ltd
- **Organization subpart:** No
- **Authorized official:** David Chua, PRESIDENT
## Practice location
- **Address:** 1S280 SUMMIT AVE, CT A, Oakbrook Terrace, IL 60181-3984
- **Phone:** (630) 889-9889 · **Fax:** (630) 889-8977
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 6 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Gastroenterology (4), Nurse Practitioner (2); 1 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 23, 2011
- **Other identifiers:** Medicaid 036069933 (IL); Medicare PIN 405701 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1225210214) · Data from the CMS NPPES public registry.