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Yun Yen — NPI 1003827486: exclusion status

PROVIDER PROFILE · NPI 1003827486

Yun Yen

Name: Provider record — NPI 1003827486 (Yun Yen)
Creator: Fonteum
License: https://www.usa.gov/government-works

oncologist · Duarte, CA · resolved across 2 federal sources

Live point-in-time card →Methodology

No OIG exclusion

Yun Yen (NPI 1003827486) is a oncologist in Duarte, CA, resolved across 2 federal sources. No OIG or state Medicaid exclusion is on record (federal LEIE plus NY, OH, GA, PA, NC checked). Each field below carries the federal source and the snapshot date it came from.

Cross-source identity

One NPI across the federal graph

National Provider Identifier 1003827486 as it appears in every federal dataset Fonteum holds. Each row is a distinct public source; the chip carries the source and the snapshot date behind that field — the record-level form of the source-provenanced graph.

NPPES

Federal sources carrying NPI 1003827486
Federal source	Key	What it provides	Provenance

Methodology · Corrections log · Editorial policy

CMS NPPES	NPI 1003827486	Registry identity — oncologist, taxonomy 207RX0202X	Source:CMS NPPESSnapshot 2026-05-06
Fonteum entity graph	entity 1b096f53…	Canonical resolved node · 1 identifier(s) · 0 edge(s)	Source:Entity graphSnapshot 2026-06-11

Yun Yen

One NPI across the federal graph

MIPS quality score

Standing

Graph relationships

History & time-travel

Yun Yen

One NPI across the federal graph

Compliance posture

MIPS quality score

Standing

Graph relationships

History & time-travel

Context for this record