IndividualActive
Glenn Chang, RPH
NPI 1821690561 · Pharmacist · Covina, CA
Glenn Chang, RPH is a Pharmacist provider in Covina, CA (NPI 1821690561).
Provider details
- NPI number
- 1821690561
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- RPH
- Sex
- Male
- Sole proprietor
- No
- License
- 83643 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Established profile(63/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
150 S Grand Ave
Covina, CA 91724-3236
Phone: (626) 231-9203
Street-level locationGet directions
Mailing address
9154 Woolley St
Temple City, CA 91780-1349
Registry dates
- Enumerated
- 2020-11-09
- Last updated
- 2022-12-20
- Certified
- 2022-12-20
Frequently asked questions
- What is Glenn Chang's NPI number?
- Glenn Chang's National Provider Identifier (NPI) is 1821690561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glenn Chang's specialty?
- Glenn Chang is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Glenn Chang located?
- Glenn Chang's practice location on file with NPPES is 150 S Grand Ave, Covina, CA 91724-3236.
- What is Glenn Chang's phone number?
- The practice phone number listed in the NPPES registry for Glenn Chang is (626) 231-9203.
- Is Glenn Chang's NPI active?
- Yes — Glenn Chang's NPI (1821690561) is active in the NPPES registry as of the last update on 2022-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.