What is Yumei Chang's NPI number?

Yumei Chang's National Provider Identifier (NPI) is 1679435663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Yumei Chang's specialty?

Yumei Chang is listed in the NPPES registry with a primary specialty of Oncology Pharmacist (Pharmacy Service Providers).

Where is Yumei Chang located?

Yumei Chang's practice location on file with NPPES is 500 N Garfield Ave Ste 206, Monterey Park, CA 91754-1242.

What is Yumei Chang's phone number?

The practice phone number listed in the NPPES registry for Yumei Chang is (239) 849-8388.

Is Yumei Chang's NPI active?

Yes — Yumei Chang's NPI (1679435663) is active in the NPPES registry as of the last update on 2025-11-27.

IndividualActive

Yumei Chang, RPH, BCOP, MBA

NPI 1679435663 · Oncology Pharmacist · Monterey Park, CA

Yumei Chang, RPH, BCOP, MBA is a Oncology Pharmacist provider in Monterey Park, CA (NPI 1679435663).

Provider details

NPI number: 1679435663
Entity type: Individual
Primary specialty: Oncology PharmacistPharmacy Service Providers
Credential: RPH, BCOP, MBA
Sex: Female
Sole proprietor: Yes
License: PS39779 (FL)

Specialties & taxonomies

Oncology PharmacistPrimary1835X0200XLicense PS39779 (FL)
Pharmacy Service Providers

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

500 N Garfield Ave Ste 206

Monterey Park, CA 91754-1242

Phone: (239) 849-8388

Street-level locationGet directions

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Mailing address