John BerreenMD
Ophthalmology·Bend, OR
John Berreen, MD is an Ophthalmology provider in Bend, OR affiliated with 2 ambulatory surgery centers in OR, as of July 2026.
- NPI1780872184
- Registered2007
- Centers2
- StateOR
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.
John Berreen at a glance
- Provider
- John Berreen
- Credential
- MD
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Bend, OR
- NPI registered
- 2007
- NPI
- 1780872184
- 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 John Berreen practice?
John Berreen, MD is based in Bend, OR and is affiliated with 2 ambulatory surgery centers: Bend Surgery Center LLC Dba Bend Surgery Center in Bend, OR and Deschutes Eye Clinic PC in Redmond, OR. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is John Berreen's NPI number?
John Berreen's National Provider Identifier (NPI) is 1780872184, registered in 2007. Specialty on record: Ophthalmology; credential MD.
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, John Berreen among them. The Oregon Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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