SOPHIA YEN MD
NPI 1447394929
Pediatrics - Adolescent Medicine in Palo Alto, CA

Q: What is Sophia Yen's NPI number?

The NPI number for Sophia Yen is 1447394929. It was assigned to this individual provider in the NPPES registry on February 16, 2007.

Q: What is Sophia Yen's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Adolescent Medicine, with taxonomy code 2080A0000X.

Q: When was this NPI record last updated?

The NPPES record for Sophia Yen was last updated on April 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since February 16, 2007PECOS Enrolled

725 WELCH RD, PALO ALTO, CA 94304(650) 497-8000 Get Directions Write a Review

NPPES record last updated: April 10, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 10, 2024, Sep 19, 2018 (2 updates tracked since 2018).

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About Sophia Yen Md NPPES

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

SOPHIA YEN MD (NPI 1447394929) is an individual adolescent medicine provider in Palo Alto, California, licensed in California (A067530) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS and maintains a secondary practice location in San Francisco.

NPPES Registry Identity

NPI1447394929

Entity TypeIndividualFemale

Primary Taxonomy2080A0000X

Provider Legal NameSOPHIA YENCredential: MD

Location Address725 WELCH RDPalo Alto, CA 94304-1601

Mailing Address725 Welch RdPalo Alto, CA 94304-1601 · (650) 497-8000

Phone(650) 497-8000

Sole ProprietorNo

Enumeration DateFebruary 16, 2007

Last NPPES UpdateApril 10, 20242 updates tracked since enumeration

NPPES CertifiedApril 10, 2024

✔ NPI 1447394929 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Adolescent MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2080A0000X

License✔ Licensed in CA · A067530

Definition

A pediatrician who specializes in adolescent medicine is a multi-disciplinary healthcare specialist trained in the unique physical, psychological and social characteristics of adolescents, their healthcare problems and needs.

Also ListedPediatricsTaxonomy 208000000X · License A067530 (CA)

725 WELCH RD, Palo Alto, CA 94304

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Secondary Practice Location 1

Location 1222 Parnassus Ave Apt FSan Francisco, CA 94117-3860 · Phone (415) 661-1899

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sophia Yen 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.

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.

EIRI INENAGA MS, OTR/L

Occupational Therapist (Pediatrics)