Oliver EngM.D.
Oliver Eng, M.D. is a Surgical Oncology provider in Orange, CA affiliated with 1 ambulatory surgery center in CA, as of July 2026.
- NPI1245556406
- Registered2010
- Centers1
- StateCA
- Class of2010
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.
Oliver Eng at a glance
- Provider
- Oliver Eng
- Credential
- M.D.
- Specialty
- Surgical Oncology
- Location
- Orange, CA
- Medical school graduation
- 2010
- NPI registered
- 2010
- NPI
- 1245556406
- 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 Oliver Eng practice?
Oliver Eng, M.D. is based in Orange, CA and is affiliated with 1 ambulatory surgery center: Pavilion Surgery Center in Orange, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Oliver Eng's NPI number?
Oliver Eng's National Provider Identifier (NPI) is 1245556406, registered in 2010. Specialty on record: Surgical Oncology; credential M.D.
How many Surgical Oncology providers in California work at ambulatory surgery centers?
45 Surgical Oncology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Oliver Eng among them. The California Surgical Oncology directory lists each one by city with credential, NPI, and center affiliations.
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