IndividualActive
Alexander Chang, DDS
NPI 1619585635 · General Practice Dentistry · Alameda, CA
Alexander Chang, DDS is a General Practice Dentistry provider in Alameda, CA (NPI 1619585635).
Provider details
- NPI number
- 1619585635
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 104964 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(64/100 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
2238 Santa Clara Ave
Alameda, CA 94501-4463
Phone: (510) 521-6402
Street-level locationGet directions
Mailing address
2101 Shoreline Dr Apt 471
Alameda, CA 94501-6250
Registry dates
- Enumerated
- 2020-07-15
- Last updated
- 2020-07-15
- Certified
- 2020-07-15
Frequently asked questions
- What is Alexander Chang's NPI number?
- Alexander Chang's National Provider Identifier (NPI) is 1619585635, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Chang's specialty?
- Alexander Chang is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Alexander Chang located?
- Alexander Chang's practice location on file with NPPES is 2238 Santa Clara Ave, Alameda, CA 94501-4463.
- What is Alexander Chang's phone number?
- The practice phone number listed in the NPPES registry for Alexander Chang is (510) 521-6402.
- Is Alexander Chang's NPI active?
- Yes — Alexander Chang's NPI (1619585635) is active in the NPPES registry as of the last update on 2020-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.