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DR. DEREK STEVEN PENN D.D.S.
NPI 1265693782
Dentist - General Practice in San Francisco, CA

Active since June 18, 2008
2001 UNION ST, 345, SAN FRANCISCO, CA 94123(415) 563-1511 Get Directions Write a Review

NPPES record last updated: June 18, 2008. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Derek Steven Penn D.d.s. NPPES

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

DR. DEREK STEVEN PENN D.D.S. (NPI 1265693782) is an individual general practice provider in San Francisco, California, licensed in California (51509) and active in the NPI registry since June 2008.

NPPES Registry Identity

NPI1265693782
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. DEREK STEVEN PENNCredential: D.D.S.
Location Address2001 UNION ST, 345San Francisco, CA 94123-4114
Mailing Address2001 Union St, 345San Francisco, CA 94123-4114 · (415) 563-1511
Phone(415) 563-1511
Sole ProprietorYes
Enumeration DateJune 18, 2008
✔ NPI 1265693782 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 · 51509
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.

2001 UNION ST, San Francisco, CA 94123
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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.

DR. CYNTHIA KATHY BRATTESANI DDS
Dentist (General Practice)
2001 UNION ST, SUITE 450
SAN FRANCISCO, CA 94123
San Francisco County (415) 922-2992
DR. RANDAL WADE ROWLAND M.S, D.M.D., M.S.
Dentist (Periodontics)
2001 UNION ST, SUITE 482
SAN FRANCISCO, CA 94123
San Francisco County (415) 440-8100
DR. ANTHONY ROGER MANISCALCO D.D.S.
Dentist (General Practice)
2001 UNION ST, SUITE 370
SAN FRANCISCO, CA 94123
San Francisco County (415) 567-0997
BALTAZAR GUZMAN DDS
Dentist (General Practice)
2001 UNION ST, STE. #664
SAN FRANCISCO, CA 94123
San Francisco County (415) 567-4600
DR. CHARLES F HILL D.D.S.
Dentist (General Practice)
2001 UNION ST, SUITE 365
SAN FRANCISCO, CA 94123
San Francisco County (415) 922-5494
DR. WARREN LINDSLEY WHEATON DDS
Dentist (General Practice)
2001 UNION ST, SUITE 430
SAN FRANCISCO, CA 94123
San Francisco County (415) 921-2700
DR. SIMA SALIMI DDS
Dentist
2001 UNION ST, SUITE 664
SAN FRANCISCO, CA 94123
San Francisco County (915) 567-8176
DR. MANA JAMALI DMD
Dentist (Orthodontics and Dentofacial Orthopedics)
2001 UNION ST, #690
SAN FRANCISCO, CA 94123
San Francisco County (415) 921-9292

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 Derek Penn's NPI number?

The NPI number for Derek Penn is 1265693782. It was assigned to this individual provider in the NPPES registry on June 18, 2008.

Where is Derek Penn located?

Derek Penn practices at 2001 Union St 345, San Francisco, CA 94123. The listed phone number is (415) 563-1511.

What is Derek Penn'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 Derek Penn was last updated on June 18, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.