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MICHAEL MAINARDI M.D. INC.
NPI 1780801001
Internal Medicine - Gastroenterology in San Mateo, CA

Active since April 19, 2007
50 S SAN MATEO DR, SUITE 280, SAN MATEO, CA 94401(650) 685-6105 Get Directions Write a Review

NPPES record last updated: July 13, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Michael Mainardi M.d. Inc. NPPES

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

MICHAEL MAINARDI M.D. INC. (NPI 1780801001) is a healthcare organization registered as a gastroenterology in San Mateo, California and active in the NPI registry since April 2007. The organization lists Michael Mainardi, President, as its authorized official.

NPPES Registry Identity

NPI1780801001
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameMICHAEL MAINARDI M.D. INC.
Location Address50 S SAN MATEO DR, SUITE 280San Mateo, CA 94401-3857
Mailing Address50 S San Mateo Dr, Suite 280San Mateo, CA 94401-3857 · (650) 685-6105
Phone(650) 685-6105
Organization SubpartNo
Authorized OfficialMichael MainardiPresident · (650) 340-9977
Enumeration DateApril 19, 2007
Last NPPES UpdateJuly 13, 2012
✔ NPI 1780801001 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 · G19146
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.
50 S SAN MATEO DR, San Mateo, CA 94401
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Other Identifiers 2

Medicare ID-Type Unspecified00G191460CA
Medicare UPINA40543CA

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

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SOMYA JALAN MD
Pediatrics
50 S SAN MATEO DR
SAN MATEO, CA 94401
San Mateo County (650) 652-8353
DR. STEPHEN BUCHNER MD
Pediatrics
50 S SAN MATEO DR, STE 180
SAN MATEO, CA 94401
San Mateo County (650) 342-4145
DR. GEORGE WILLIAM SHORAGO M.D.
Otolaryngology
50 S SAN MATEO DR, SUITE 320
SAN MATEO, CA 94401
San Mateo County (650) 340-7200
JULIAN HARDY MCLAIN MD
Internal Medicine (Hematology & Oncology)
50 S SAN MATEO DR
SAN MATEO, CA 94401
San Mateo County (650) 696-5420
HOWARD K CHOW MD
Pediatrics
50 S SAN MATEO DR, SUITE 260
SAN MATEO, CA 94401
San Mateo County (650) 579-6500
DENISE MARY ROS
Physician Assistant
50 S SAN MATEO DR
SAN MATEO, CA 94401
San Mateo County (650) 652-8788
JEANNE V BEYMER MD
Pediatrics
50 S SAN MATEO DR, STE 260
SAN MATEO, CA 94401
San Mateo County (650) 579-6500
DR. JOHN ROBERT GRIFFIN M.D.
Surgery (Plastic and Reconstructive Surgery)
50 S SAN MATEO DR, STE 470
SAN MATEO, CA 94401
San Mateo County (650) 652-8239

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 Michael Mainardi M.D. Inc.'s NPI number?

The NPI number for Michael Mainardi M.D. Inc. is 1780801001. It was assigned to this organization in the NPPES registry on April 19, 2007.

Where is Michael Mainardi M.D. Inc. located?

Michael Mainardi M.D. Inc. is located at 50 S San Mateo Dr Suite 280, San Mateo, CA 94401. The listed phone number is (650) 685-6105.

What is Michael Mainardi M.D. Inc.'s specialty?

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

When was this NPI record last updated?

The NPPES record for Michael Mainardi M.D. Inc. was last updated on July 13, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.