IndividualActive
Michael Du
NPI 1639446230 · Pharmacist · West Covina, CA
Michael Du is a Pharmacist provider in West Covina, CA (NPI 1639446230).
Provider details
- NPI number
- 1639446230
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 60730 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES 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
1131 S Glendora Ave
West Covina, CA 91790-4955
Phone: (626) 338-0904
Fax: (626) 338-4261
Street-level locationGet directions
Mailing address
627 Woodbluff St
Duarte, CA 91010-1463
Registry dates
- Enumerated
- 2011-11-27
- Last updated
- 2011-11-27
Frequently asked questions
- What is Michael Du's NPI number?
- Michael Du's National Provider Identifier (NPI) is 1639446230, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Du's specialty?
- Michael Du is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Michael Du located?
- Michael Du's practice location on file with NPPES is 1131 S Glendora Ave, West Covina, CA 91790-4955.
- What is Michael Du's phone number?
- The practice phone number listed in the NPPES registry for Michael Du is (626) 338-0904.
- Is Michael Du's NPI active?
- Yes — Michael Du's NPI (1639446230) is active in the NPPES registry as of the last update on 2011-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.