DR. LARRY F MADSEN DDS
NPI 1689860579
Dentist - Periodontics in San Leandro, CA

Q: What is Larry Madsen's NPI number?

The NPI number for Larry Madsen is 1689860579. It was assigned to this individual provider in the NPPES registry on September 24, 2007.

Q: What is Larry Madsen's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

Q: When was this NPI record last updated?

The NPPES record for Larry Madsen was last updated on September 24, 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.

Active since September 24, 2007

299 JUANA AVE, SUITE E, SAN LEANDRO, CA 94577(510) 352-2111 Get Directions Write a Review

NPPES record last updated: September 24, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Larry F Madsen Dds NPPES

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

DR. LARRY F MADSEN DDS (NPI 1689860579) is an individual periodontics provider in San Leandro, California, licensed in California (22906) and active in the NPI registry since September 2007.

NPPES Registry Identity

NPI1689860579

Entity TypeIndividualMale

Primary Taxonomy1223P0300X

Provider Legal NameDR. LARRY F MADSENCredential: DDS

Location Address299 JUANA AVE, SUITE ESan Leandro, CA 94577-4838

Mailing Address299 Juana Ave, Suite ESan Leandro, CA 94577-4838 · (510) 352-2111

Phone(510) 352-2111

Sole ProprietorYes

Enumeration DateSeptember 24, 2007

✔ NPI 1689860579 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · PeriodonticsDental Providers

Taxonomy Code1223P0300X

License✔ Licensed in CA · 22906

Definition

That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.

299 JUANA AVE, San Leandro, CA 94577

Open in Google Maps ↗

Other Identifiers 1

Other22906CA · Dental License Number

Other Providers at the Same Location NPPES 2

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

DR. ERIC JAMES HERBRANSON D.D.S.

Dentist (Endodontics)

299 JUANA AVE, SUITE A
SAN LEANDRO, CA 94577

Alameda County (510) 895-1470

DR. STANLEY R. ROSS D.D.S.

Dentist (Periodontics)

299 JUANA AVE, #C
SAN LEANDRO, CA 94577

Alameda County (510) 352-6266

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 Larry Madsen's NPI number?

The NPI number for Larry Madsen is 1689860579. It was assigned to this individual provider in the NPPES registry on September 24, 2007.

Where is Larry Madsen located?

Larry Madsen practices at 299 Juana Ave Suite E, San Leandro, CA 94577. The listed phone number is (510) 352-2111.

What is Larry Madsen's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

When was this NPI record last updated?

The NPPES record for Larry Madsen was last updated on September 24, 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.