Joseph ChangMD
Urology·Harbor City, CA
Joseph Chang, MD is an Urology provider in Harbor City, CA, as of July 2026.
- NPI1558420174
- Registered2006
- Class of1999
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Joseph Chang at a glance
- Provider
- Joseph Chang
- Credential
- MD
- Specialty
- Urology
- Procedures
- Urology CPT codes
- Location
- Harbor City, CA
- Medical school
- University of California, Irvine, California College of Medicine
- Graduated
- 1999
- NPI registered
- 2006
- NPI
- 1558420174
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Joseph Chang practice?
Joseph Chang, MD is based in Harbor City, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Joseph Chang's NPI number?
Joseph Chang's National Provider Identifier (NPI) is 1558420174, registered in 2006. Specialty on record: Urology; credential MD.
Where did Joseph Chang go to medical school?
Joseph Chang, MD attended University of California, Irvine, California College of Medicine, graduating in 1999.
How many Urology providers in California work at ambulatory surgery centers?
219 Urology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Joseph Chang among them. The California Urology directory lists each one by city with credential, NPI, and center affiliations.
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