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PATRICIA SHIH-TING TSAI MD INC
NPI 1609805134
Internal Medicine - Gastroenterology in Newport Beach, CA

Active since June 30, 2006
496 OLD NEWPORT BLVD, # 1, NEWPORT BEACH, CA 92663(949) 650-4630(949) 650-4625 Get Directions Write a Review

NPPES record last updated: October 20, 2008. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Patricia Shih-ting Tsai Md Inc NPPES

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

PATRICIA SHIH-TING TSAI MD INC (NPI 1609805134) is a healthcare organization registered as a gastroenterology in Newport Beach, California and active in the NPI registry since June 2006. The organization lists Patricia Shih-ting Tsai, President/owner, as its authorized official.

NPPES Registry Identity

NPI1609805134
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NamePATRICIA SHIH-TING TSAI MD INC
Location Address496 OLD NEWPORT BLVD, # 1Newport Beach, CA 92663-4263
Mailing AddressPo Box 788Hemet, CA 92546 · (951) 929-6060
Phone(949) 650-4630
Fax(949) 650-4625
Organization SubpartNo
Authorized OfficialPatricia Shih-ting TsaiPresident/owner · (949) 650-4630
Enumeration DateJune 30, 2006
Last NPPES UpdateOctober 20, 2008
✔ NPI 1609805134 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 · A64184
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.
496 OLD NEWPORT BLVD, Newport Beach, CA 92663
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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)

Patricia Shih-ting Tsai Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Patricia Shih-Ting Tsai MD Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Patricia Shih-Ting Tsai, M.D.
Gastroenterology
NPI 1538100896
496 OLD NEWPORT BLVD # 1
Newport Beach, CA 92663
(949) 650-4630
✔ PECOS✔ Accepts MedicareSame address

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 Patricia Shih-Ting Tsai MD Inc's NPI number?

The NPI number for Patricia Shih-Ting Tsai MD Inc is 1609805134. It was assigned to this organization in the NPPES registry on June 30, 2006.

Where is Patricia Shih-Ting Tsai MD Inc located?

Patricia Shih-Ting Tsai MD Inc is located at 496 Old Newport Blvd # 1, Newport Beach, CA 92663. The listed phone number is (949) 650-4630.

What is Patricia Shih-Ting Tsai MD Inc's specialty?

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

Is Patricia Shih-Ting Tsai MD Inc enrolled in Medicare?

Yes. Patricia Shih-Ting Tsai MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Patricia Shih-Ting Tsai MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Gastroenterology) reassigns their Medicare billing to Patricia Shih-Ting Tsai MD Inc. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Patricia Shih-Ting Tsai MD Inc was last updated on October 20, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.