Joseph ChenM.D.
Ophthalmology·Westlake Village, CA
Joseph Chen, M.D. is an Ophthalmology provider in Westlake Village, CA affiliated with 3 ambulatory surgery centers in CA, as of July 2026.
- NPI1639496953
- Registered2010
- Centers3
- StateCA
- Class of2009
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
- Westlake Ophthalmology ASC LpWestlake Village, CA · Ophthalmology · 6 on panelView center →
- Specialty Surgical Center Of Thousand Oaks LpWestlake Village, CA · Gastroenterology, Ophthalmology, Orthopedics, Pain management · 8 on panelView center →
- Dlv Vision ASCThousand Oaks, CA · Ophthalmology · 4 on panelView center →
Education
Education on record as of August 2026.
Joseph Chen at a glance
- Provider
- Joseph Chen
- Credential
- M.D.
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Westlake Village, CA
- Medical school
- Baylor College of Medicine
- Graduated
- 2009
- NPI registered
- 2010
- NPI
- 1639496953
- 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 Chen practice?
Joseph Chen, M.D. is based in Westlake Village, CA and is affiliated with 3 ambulatory surgery centers: Westlake Ophthalmology ASC Lp in Westlake Village, CA, Specialty Surgical Center Of Thousand Oaks Lp in Westlake Village, CA, and Dlv Vision ASC in Thousand Oaks, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Joseph Chen's NPI number?
Joseph Chen's National Provider Identifier (NPI) is 1639496953, registered in 2010. Specialty on record: Ophthalmology; credential M.D.
Where did Joseph Chen go to medical school?
Joseph Chen, M.D. attended Baylor College of Medicine, graduating in 2009.
How many Ophthalmology providers in California work at ambulatory surgery centers?
869 Ophthalmology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Joseph Chen among them. The California Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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