ORANGE COUNTY DIGESTIVE CARE INC
NPI 1699091074
Internal Medicine - Gastroenterology in Fountain Valley, CA

Q: What is Orange County Digestive Care Inc's NPI number?

The NPI number for Orange County Digestive Care Inc is 1699091074. It was assigned to this organization in the NPPES registry on April 11, 2010.

Q: What is Orange County Digestive Care Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Active since April 11, 2010

9900 TALBERT AVE, STE 100, FOUNTAIN VALLEY, CA 92708(714) 378-7390(714) 378-7290 Get Directions Write a Review

NPPES record last updated: August 7, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Orange County Digestive Care Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ORANGE COUNTY DIGESTIVE CARE INC (NPI 1699091074) is a healthcare organization registered as a gastroenterology in Fountain Valley, California and active in the NPI registry since April 2010. The organization lists Duke H Nguyen, President, as its authorized official.

NPPES Registry Identity

NPI1699091074

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameORANGE COUNTY DIGESTIVE CARE INC

Location Address9900 TALBERT AVE, STE 100Fountain Valley, CA 92708-5153

Mailing Address9900 Talbert Ave, Ste 100Fountain Valley, CA 92708-5153 · (714) 378-7390 · Fax (714) 378-7290

Phone(714) 378-7390

Fax(714) 378-7290

Organization SubpartNo

Authorized OfficialDuke H NguyenPresident · (714) 378-7390

Enumeration DateApril 11, 2010

Last NPPES UpdateAugust 7, 2010

✔ NPI 1699091074 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in CA · A72508

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

9900 TALBERT AVE, Fountain Valley, CA 92708

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Orange County Digestive Care Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Orange County Digestive Care Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Duke Nguyen, MD

Gastroenterology

NPI 1679557797

9900 TALBERT AVE STE 100
Fountain Valley, CA 92708

(714) 378-7390

✔ PECOS✔ Accepts MedicareSame address

Nguyen Trinh

Nurse Practitioner

NPI 1790598456

18111 BROOKHURST ST # 3100
Fountain Valley, CA 92708

(714) 378-7390

✔ PECOS✔ Accepts Medicare0.1 mi

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 Orange County Digestive Care Inc's NPI number?

The NPI number for Orange County Digestive Care Inc is 1699091074. It was assigned to this organization in the NPPES registry on April 11, 2010.

Where is Orange County Digestive Care Inc located?

Orange County Digestive Care Inc is located at 9900 Talbert Ave Ste 100, Fountain Valley, CA 92708. The listed phone number is (714) 378-7390.

What is Orange County Digestive Care Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Orange County Digestive Care Inc enrolled in Medicare?

Yes. Orange County Digestive Care Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Orange County Digestive Care Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Orange County Digestive Care Inc, in Gastroenterology and Nurse Practitioner. 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. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Orange County Digestive Care Inc was last updated on August 7, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.