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ANNE CHEN MD INC
NPI 1760424212
Internal Medicine in Fairfield, CA

Active since June 11, 2006
1127 TEXAS ST, SUITE A, FAIRFIELD, CA 94533(707) 426-6060 Get Directions Write a Review

NPPES record last updated: November 5, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Anne Chen Md Inc NPPES

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

ANNE CHEN MD INC (NPI 1760424212) is a healthcare organization registered as an internal medicine in Fairfield, California and active in the NPI registry since June 2006. The organization lists Anne An-ru Chen, President, as its authorized official.

NPPES Registry Identity

NPI1760424212
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameANNE CHEN MD INC
Location Address1127 TEXAS ST, SUITE AFairfield, CA 94533-5745
Mailing Address1127 Texas St, Suite AFairfield, CA 94533-5745 · (707) 426-6060
Phone(707) 426-6060
Organization SubpartNo
Authorized OfficialAnne An-ru ChenPresident · (707) 718-8350
Enumeration DateJune 11, 2006
Last NPPES UpdateNovember 5, 2007
✔ NPI 1760424212 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A83589
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1127 TEXAS ST, Fairfield, CA 94533
Open in Google Maps ↗

Other Identifiers 1

Medicare PINZZZ02625ZCA

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)

Anne Chen 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 Anne Chen MD Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Anne Chen, M.D.
Internal Medicine
NPI 1003852708
770 MASON ST
Vacaville, CA 95688
(707) 427-4900
✔ PECOS✔ Accepts Medicare8.0 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 Anne Chen MD Inc's NPI number?

The NPI number for Anne Chen MD Inc is 1760424212. It was assigned to this organization in the NPPES registry on June 11, 2006.

Where is Anne Chen MD Inc located?

Anne Chen MD Inc is located at 1127 Texas St Suite A, Fairfield, CA 94533. The listed phone number is (707) 426-6060.

What is Anne Chen MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Anne Chen MD Inc enrolled in Medicare?

Yes. Anne Chen MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Anne Chen MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Anne Chen 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 Anne Chen MD Inc was last updated on November 5, 2007. 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.