1. Home
  2. Directory
  3. California
  4. San Mateo
  5. Dentist
  6. NPI Profile

DR. MARK TSUEI D.D.S.
NPI 1821225038
Dentist - General Practice in San Mateo, CA

Active since June 15, 2009
100 S ELLSWORTH AVE, SUITE 509, SAN MATEO, CA 94401(650) 324-7028(650) 342-7029 Get Directions Write a Review

NPPES record last updated: June 15, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Mark Tsuei D.d.s. NPPES

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

DR. MARK TSUEI D.D.S. (NPI 1821225038) is an individual general practice provider in San Mateo, California, licensed in California (35794) and active in the NPI registry since June 2009.

NPPES Registry Identity

NPI1821225038
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. MARK TSUEICredential: D.D.S.
Location Address100 S ELLSWORTH AVE, SUITE 509San Mateo, CA 94401-3939
Mailing Address100 S Ellsworth Ave, Suite 509San Mateo, CA 94401-3939 · (650) 324-7028 · Fax (650) 342-7029
Phone(650) 324-7028
Fax(650) 342-7029
Sole ProprietorYes
Enumeration DateJune 15, 2009
✔ NPI 1821225038 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 · 35794
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.
100 S ELLSWORTH AVE, San Mateo, CA 94401
Open in Google Maps ↗

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.

MS. REBECCA LYN MARCULESCU AU.D.
Audiologist
100 S ELLSWORTH AVE, 303
SAN MATEO, CA 94401
San Mateo County (650) 579-4470
OKAI CHIROPRACTIC CORPORATION
Chiropractor
100 S ELLSWORTH AVE, STE 804
SAN MATEO, CA 94401
San Mateo County (650) 344-8743
DRS SHTURMAN AND KISILYUK INC
Dentist
100 S ELLSWORTH AVE, STE 809
SAN MATEO, CA 94401
San Mateo County (650) 343-4477
DR. JOHN E BRADSHAW
Psychologist
100 S ELLSWORTH AVE, #802
SAN MATEO, CA 94401
San Mateo County (650) 343-6955
PENINSULA GASTROINTESTINAL
Internal Medicine (Gastroenterology)
100 S ELLSWORTH AVE, SUITE 507
SAN MATEO, CA 94401
San Mateo County (650) 342-7432
REBECCA FORREST
Physician Assistant
100 S ELLSWORTH AVE, SUITE 806
SAN MATEO, CA 94401
San Mateo County (650) 401-6060
JULIA PRIEB CO
Orthotist
100 S ELLSWORTH AVE, SUITE 203
SAN MATEO, CA 94401
San Mateo County (650) 343-4504
SAN MATEO PSYCHOLOGICAL SERVICES
Health Maintenance Organization
100 S ELLSWORTH AVE, # 802
SAN MATEO, CA 94401
San Mateo County (650) 343-6955

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 Mark Tsuei's NPI number?

The NPI number for Mark Tsuei is 1821225038. It was assigned to this individual provider in the NPPES registry on June 15, 2009.

Where is Mark Tsuei located?

Mark Tsuei practices at 100 S Ellsworth Ave Suite 509, San Mateo, CA 94401. The listed phone number is (650) 324-7028.

What is Mark Tsuei'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 Mark Tsuei was last updated on June 15, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.