Ronald AllenD.O.

Ophthalmology·Portland, OR

Ronald Allen, D.O. is an Ophthalmology provider in Portland, OR affiliated with 2 ambulatory surgery centers in OR, as of July 2026.

NPI1376516294
Registered2006
Centers2
StateOR
Class of1997

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Ambulatory surgery centers

Centers whose service lines match this provider’s. Affiliations change; verify independently.

Interstate Ambulatory Surgery CenterPortland, OR · Ophthalmology · 30 on panelView center →
Pacific Cataract And Laser Institute INC PCPortland, OR · Ophthalmology · 30 on panelView center →

Ronald Allen at a glance

Provider: Ronald Allen
Credential: D.O.
Specialty: Ophthalmology
Procedures: Ophthalmology CPT codes
Location: Portland, OR
Medical school graduation: 1997
NPI registered: 2006
NPI: 1376516294
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 Ronald Allen practice?

Ronald Allen, D.O. is based in Portland, OR and is affiliated with 2 ambulatory surgery centers: Interstate Ambulatory Surgery Center in Portland, OR and Pacific Cataract And Laser Institute INC PC in Portland, OR. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.

What is Ronald Allen's NPI number?

Ronald Allen's National Provider Identifier (NPI) is 1376516294, registered in 2006. Specialty on record: Ophthalmology; credential D.O.

How many Ophthalmology providers in Oregon work at ambulatory surgery centers?

147 Ophthalmology surgeons and proceduralists in Oregon are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Ronald Allen among them. The Oregon Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.

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