IndividualActive
Joan Chang, PHARMD
NPI 1033462619 · Pharmacist · Stockton, CA
Joan Chang, PHARMD is a Pharmacist provider in Stockton, CA (NPI 1033462619).
Provider details
- NPI number
- 1033462619
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARMD
- Sex
- Female
- Sole proprietor
- No
- License
- 66691 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
1050 N Wilson Way
Stockton, CA 95205-4218
Phone: (209) 948-0950
Street-level locationGet directions
Mailing address
12856 Pierce Rd
Saratoga, CA 95070-3714
Registry dates
- Enumerated
- 2012-10-19
- Last updated
- 2012-10-19
Frequently asked questions
- What is Joan Chang's NPI number?
- Joan Chang's National Provider Identifier (NPI) is 1033462619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Chang's specialty?
- Joan Chang is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Joan Chang located?
- Joan Chang's practice location on file with NPPES is 1050 N Wilson Way, Stockton, CA 95205-4218.
- What is Joan Chang's phone number?
- The practice phone number listed in the NPPES registry for Joan Chang is (209) 948-0950.
- Is Joan Chang's NPI active?
- Yes — Joan Chang's NPI (1033462619) is active in the NPPES registry as of the last update on 2012-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.