DR. IRENE CHEN DMD
NPI 1437270063
Dentist - General Practice in San Francisco, CA

Q: What is Irene Chen's NPI number?

The NPI number for Irene Chen is 1437270063. It was assigned to this individual provider in the NPPES registry on April 2, 2007.

Q: What is Irene Chen'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 Irene Chen was last updated on February 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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 April 02, 2007PECOS Enrolled

2100 WEBSTER ST, SUITE 325, SAN FRANCISCO, CA 94115(415) 923-3034 Get Directions Write a Review

NPPES record last updated: February 19, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Dr. Irene Chen Dmd NPPES

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

DR. IRENE CHEN DMD (NPI 1437270063) is an individual general practice provider in San Francisco, California, licensed in California (54237) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1437270063

Entity TypeIndividualFemale

Primary Taxonomy1223G0001X

Provider Legal NameDR. IRENE CHENCredential: DMD

Location Address2100 WEBSTER ST, SUITE 325San Francisco, CA 94115-2373

Mailing Address2001 Union St Ste 345San Francisco, CA 94123-4198 · (415) 567-0997

Phone(415) 923-3034

Sole ProprietorNo

Enumeration DateApril 2, 2007

Last NPPES UpdateFebruary 19, 2025

NPPES CertifiedFebruary 19, 2025

✔ NPI 1437270063 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 · 54237

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.

2100 WEBSTER ST, San Francisco, CA 94115

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Irene Chen Dmd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94115 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$104.51 typical visit price

range $69.00 – $202.35

Typical copayment $26.12 (range $17.25 – $50.58)

Most-billed visit code 99203

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

JACK C ROSE

Psychiatry & Neurology (Neurology)

2100 WEBSTER ST, 4TH FLOOR
SAN FRANCISCO, CA 94115

San Francisco County (415) 600-5760

RUSSELL D WOO M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery)

2100 WEBSTER ST
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3004

DR. STAFFORD J DUHN DDS

Dentist (General Practice)

2100 WEBSTER ST, SUITE 325
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3034

DR. RICKI POLLYCOVE M.D., M.H.S.

Obstetrics & Gynecology (Gynecology)

2100 WEBSTER ST, STE. 508
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3390

OLGA HIDCHENKO NP

Clinical Nurse Specialist (Women's Health)

2100 WEBSTER ST, SUITE 319
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3123

DR. DAVID R MINOR MD

Internal Medicine (Medical Oncology)

2100 WEBSTER ST, #326
SAN FRANCISCO, CA 94115

San Francisco County (415) 885-8600

DR. PEDRO JOSE RUIZ M.D., PH.D.

Internal Medicine (Rheumatology)

2100 WEBSTER ST, SUITE 112
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3060

JONATHAN KAPLAN MD INC

Plastic Surgery

2100 WEBSTER ST, SUITE 429
SAN FRANCISCO, CA 94115

San Francisco County (415) 923-3005

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 Irene Chen's NPI number?

The NPI number for Irene Chen is 1437270063. It was assigned to this individual provider in the NPPES registry on April 2, 2007.

Where is Irene Chen located?

Irene Chen practices at 2100 Webster St Suite 325, San Francisco, CA 94115. The listed phone number is (415) 923-3034.

What is Irene Chen's specialty?

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

Is Irene Chen enrolled in Medicare?

Yes. Irene Chen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Irene Chen was last updated on February 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.