VALLEYCARE GASTROENTEROLOGY MEDICAL GROUP INC
NPI 1639137094
Internal Medicine - Gastroenterology in Pleasanton, CA

Q: What is Valleycare Gastroenterology Medical Group Inc's specialty?

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

Active since May 03, 2006

5575 W LAS POSITAS BLVD, SUITE 320, PLEASANTON, CA 94588(925) 460-8167(925) 460-0246 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Valleycare Gastroenterology Medical Group Inc NPPES

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

VALLEYCARE GASTROENTEROLOGY MEDICAL GROUP INC (NPI 1639137094) is a healthcare organization registered as a gastroenterology in Pleasanton, California and active in the NPI registry since May 2006. The organization lists Eric M Rowen, President, as its authorized official.

NPPES Registry Identity

NPI1639137094

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameVALLEYCARE GASTROENTEROLOGY MEDICAL GROUP INC

Location Address5575 W LAS POSITAS BLVD, SUITE 320Pleasanton, CA 94588-5801

Mailing Address5575 W. Las Positas Blvd, Suite 320Pleasanton, CA 94588-5804 · (925) 460-8167 · Fax (925) 460-0246

Phone(925) 460-8167

Fax(925) 460-0246

Organization SubpartNo

Authorized OfficialEric M RowenPresident · (925) 460-8167

Enumeration DateMay 3, 2006

Last NPPES UpdateAugust 22, 2020

✔ NPI 1639137094 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 · G45934

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.

5575 W LAS POSITAS BLVD, Pleasanton, CA 94588

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Other Identifiers 3

Medicaid00G832720CA

MedicaidGR0085610CA

Medicaid00G459340CA

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)

Valleycare Gastroenterology Medical Group 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 Valleycare Gastroenterology Medical Group Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Phillip Wolfe, M.D.

Gastroenterology

NPI 1710075411

5575 W LAS POSITAS BLVD SUITE 320
Pleasanton, CA 94588

(925) 460-8167

✔ 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 Valleycare Gastroenterology Medical Group Inc's NPI number?

The NPI number for Valleycare Gastroenterology Medical Group Inc is 1639137094. It was assigned to this organization in the NPPES registry on May 3, 2006.

Where is Valleycare Gastroenterology Medical Group Inc located?

Valleycare Gastroenterology Medical Group Inc is located at 5575 W Las Positas Blvd Suite 320, Pleasanton, CA 94588. The listed phone number is (925) 460-8167.

What is Valleycare Gastroenterology Medical Group Inc's specialty?

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

Is Valleycare Gastroenterology Medical Group Inc enrolled in Medicare?

Yes. Valleycare Gastroenterology Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Valleycare Gastroenterology Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Gastroenterology) reassigns their Medicare billing to Valleycare Gastroenterology Medical Group 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 Valleycare Gastroenterology Medical Group Inc was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.