Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

YOUSEF ALQASIEER
NPI 1700626611
Dentist - General Practice in Corte Madera, CA

Q: What is Yousef Alqasieer's NPI number?

The NPI number for Yousef Alqasieer is 1700626611. It was assigned to this individual provider in the NPPES registry on May 29, 2024.

Q: What is Yousef Alqasieer's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Yousef Alqasieer was last updated on August 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 days 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 May 29, 2024

101 NELLEN AVE FL 1, CORTE MADERA, CA 94925(203) 918-5015 Get Directions Write a Review

NPPES record last updated: August 25, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Yousef Alqasieer NPPES

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

YOUSEF ALQASIEER (NPI 1700626611) is an individual general practice provider in Corte Madera, California, licensed in California (113244) and active in the NPI registry since May 2024. He maintains a secondary practice location in San Francisco.

NPPES Registry Identity

NPI1700626611

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameYOUSEF ALQASIEER

Location Address101 NELLEN AVE FL 1Corte Madera, CA 94925-1148

Mailing Address101 Nellen Ave Fl 1Corte Madera, CA 94925-1148 · (415) 718-0303

Phone(203) 918-5015

Sole ProprietorYes

Enumeration DateMay 29, 2024

Last NPPES UpdateAugust 25, 2026

NPPES CertifiedAugust 25, 2026

✔ NPI 1700626611 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · 113244

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

101 NELLEN AVE FL 1, Corte Madera, CA 94925

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Secondary Practice Location 1

Location 12817 San Bruno AveSan Francisco, CA 94134-1510 · Phone (415) 656-2868

Other Providers at the Same Location NPPES

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

SUNGWHAN LEE DDS

Dentist (General Practice)

101 NELLEN AVE FL 1
CORTE MADERA, CA 94925

Marin County (415) 718-0303

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 Yousef Alqasieer's NPI number?

The NPI number for Yousef Alqasieer is 1700626611. It was assigned to this individual provider in the NPPES registry on May 29, 2024.

Where is Yousef Alqasieer located?

Yousef Alqasieer practices at 101 Nellen Ave Fl 1, Corte Madera, CA 94925. The listed phone number is (203) 918-5015.

What is Yousef Alqasieer's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Yousef Alqasieer was last updated on August 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 days 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.