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DAVID A. LEWIS, M.D., INC.
NPI 1811183346
Clinic/Center - Primary Care in Mountain View, CA

Active since September 18, 2007
2204 GRANT RD, SUITE 105, MOUNTAIN VIEW, CA 94040(650) 967-8890(650) 967-8891 Get Directions Write a Review

NPPES record last updated: March 14, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About David A. Lewis, M.d., Inc. NPPES

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

DAVID A. LEWIS, M.D., INC. (NPI 1811183346) is a healthcare organization registered as a primary care in Mountain View, California and active in the NPI registry since September 2007. The organization lists David Arthur Lewis, President, as its authorized official.

NPPES Registry Identity

NPI1811183346
Entity TypeOrganization
Primary Taxonomy261QP2300X
Legal Business NameDAVID A. LEWIS, M.D., INC.
Location Address2204 GRANT RD, SUITE 105Mountain View, CA 94040-3855
Mailing Address2204 Grant Rd, Suite 105Mountain View, CA 94040-3855 · (650) 967-8890 · Fax (650) 967-8891
Phone(650) 967-8890
Fax(650) 967-8891
Organization SubpartNo
Authorized OfficialDavid Arthur LewisPresident · (650) 967-8890
Enumeration DateSeptember 18, 2007
Last NPPES UpdateMarch 14, 2015
✔ NPI 1811183346 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities
Taxonomy Code261QP2300X
License✔ Licensed in CA · G29804
2204 GRANT RD, Mountain View, CA 94040
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

David A. Lewis, M.d., 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 David A. Lewis, M.D., Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

David Lewis, M.D.
Internal Medicine
NPI 1316017858
2204 GRANT RD SUITE 103
Mountain View, CA 94040
(650) 967-8890
✔ PECOSSame 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 David A. Lewis, M.D., Inc.'s NPI number?

The NPI number for David A. Lewis, M.D., Inc. is 1811183346. It was assigned to this organization in the NPPES registry on September 18, 2007.

Where is David A. Lewis, M.D., Inc. located?

David A. Lewis, M.D., Inc. is located at 2204 Grant Rd Suite 105, Mountain View, CA 94040. The listed phone number is (650) 967-8890.

What is David A. Lewis, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Is David A. Lewis, M.D., Inc. enrolled in Medicare?

Yes. David A. Lewis, M.D., Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through David A. Lewis, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to David A. Lewis, M.D., 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 David A. Lewis, M.D., Inc. was last updated on March 14, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.