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

ELLEN C.L. CHEN MD
NPI 1356463319
Pediatrics in Berkeley, CA

Q: What is Ellen Chen's NPI number?

The NPI number for Ellen Chen is 1356463319. It was assigned to this individual provider in the NPPES registry on April 3, 2007.

Q: What is Ellen Chen's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Ellen Chen was last updated on September 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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 April 03, 2007PECOS Enrolled

2500 MILVIA ST, BERKELEY, CA 94704(510) 204-5514(510) 204-5515 Get Directions Write a Review

NPPES record last updated: September 8, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

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About Ellen C.l. Chen Md NPPES

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

ELLEN C.L. CHEN MD (NPI 1356463319) is an individual pediatrics provider in Berkeley, California, licensed in California (A79824) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in Oakland.

NPPES Registry Identity

NPI1356463319

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameELLEN C.L. CHENCredential: MD

Location Address2500 MILVIA STBerkeley, CA 94704-2636

Mailing Address9049 Broadway TerOakland, CA 94611-1946 · (510) 923-9320 · Fax (510) 647-1200

Phone(510) 204-5514

Fax(510) 204-5515

Sole ProprietorYes

Enumeration DateApril 3, 2007

Last NPPES UpdateSeptember 8, 2026

NPPES CertifiedSeptember 8, 2026

✔ NPI 1356463319 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in CA · A79824

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

2500 MILVIA ST, Berkeley, CA 94704

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Secondary Practice Location 1

Location 19049 Broadway TerOakland, CA 94611-1946 · Phone (510) 923-9320 · Fax (510) 647-1200

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ellen C.l. Chen Md 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 94704 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

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

Most-billed visit code 99214

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.

LAER E. HILLARY STREETER MD, MPH

Obstetrics & Gynecology

2500 MILVIA ST
BERKELEY, CA 94704

Alameda County (510) 204-5600

ANGELYN R THOMAS M.D.

Obstetrics & Gynecology

2500 MILVIA ST
BERKELEY, CA 94704

Alameda County (510) 204-5600

STEPHANIE MICHELLE TAI FNP, MSN, RN

Nurse Practitioner (Family)

2500 MILVIA ST
BERKELEY, CA 94704

Alameda County (510) 204-5600

ROXANNE FISCELLA, M.D.

Legal Medicine

2500 MILVIA ST, SUITE 116
BERKELEY, CA 94704

Alameda County (510) 843-0692

DR. THUY THI TRAN OD

Optometrist

2500 MILVIA ST, #208
BERKELEY, CA 94704

Alameda County (510) 548-6630

PETRA FROEHLICH LANDMAN MD

Pediatrics

2500 MILVIA ST
BERKELEY, CA 94704

Alameda County (510) 204-5600

RACHEL BUDKER MD

Obstetrics & Gynecology

2500 MILVIA ST
BERKELEY, CA 94704

Alameda County (510) 204-5600

DENISE MICHELLE OCHOA NP-C

Nurse Practitioner (Family)

2500 MILVIA ST
BERKELEY, CA 94704

Alameda County (510) 204-5521

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 Ellen Chen's NPI number?

The NPI number for Ellen Chen is 1356463319. It was assigned to this individual provider in the NPPES registry on April 3, 2007.

Where is Ellen Chen located?

Ellen Chen practices at 2500 Milvia St, Berkeley, CA 94704. The listed phone number is (510) 204-5514.

What is Ellen Chen's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Ellen Chen enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Ellen Chen was last updated on September 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.