Russell Chang, M.D.
NPI 1629003389 · Reproductive Endocrinology Physician · San Diego, CA
Russell Chang, M.D. is a Reproductive Endocrinology Physician provider in San Diego, CA (NPI 1629003389).
Provider details
- NPI number
- 1629003389
- Entity type
- Individual
- Primary specialty
- Reproductive Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G20109 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2018-07-09
Frequently asked questions
- What is Russell Chang's NPI number?
- Russell Chang's National Provider Identifier (NPI) is 1629003389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Russell Chang's specialty?
- Russell Chang is listed in the NPPES registry with a primary specialty of Reproductive Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is Russell Chang located?
- Russell Chang's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103.
- What is Russell Chang's phone number?
- The practice phone number listed in the NPPES registry for Russell Chang is (858) 657-8745.
- Is Russell Chang's NPI active?
- Yes — Russell Chang's NPI (1629003389) is active in the NPPES registry as of the last update on 2018-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.