John KooMD
Ophthalmology
2027 Medicare Advantage
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Medicare Advantage plans for Clackamas and Multnomah counties, OR.
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Not checked yet
We haven't asked Aetna Medicare, AgeRight Advantage, ATRIO Health Plans, CareOregon Advantage, Devoted, Humana, Kaiser Permanente, Regence BlueCross BlueShield of Oregon, UnitedHealthcare and Wellcare's directories about John yet. A Silverpath advisor can check for you now.
The 41 Medicare Advantage plans we show for Clackamas and Multnomah counties, OR in 2027
- 22 not listed
- 19 not checked yet
Aetna Medicare
Not checked yet.
AgeRight Advantage
Not checked yet.
ATRIO Health Plans
Not checked yet.
CareOregon Advantage
Not checked yet.
Devoted
Not listed on its 7 plans here. That isn't proof they're out of network.
Humana
Not listed on its 8 plans here. That isn't proof they're out of network.
Kaiser Permanente
Not checked yet.
Regence BlueCross BlueShield of Oregon
Not checked yet.
UnitedHealthcare
Not listed on its 7 plans here. That isn't proof they're out of network.
Wellcare
Not checked yet.
Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.
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Original Medicare
See John with Original Medicare
John accepts Medicare at the practices Medicare lists as accepting assignment. Most Medicare Supplement (Medigap) policies have no provider network and help pay Original Medicare's cost sharing. Medicare SELECT policies can require network providers for full benefits. Confirm the location and policy before scheduling care.
Accepts Medicare. Enrolled in Medicare and accepts the Medicare-approved amount as payment in full ("accepts assignment") at every practice Medicare lists.
No opt-out record in this CMS file. CMS's file covers data through 2026-08-31. This does not establish Medicare enrollment, assignment, or whether the office accepts new Medicare patients.
CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 25, 2026
Where they practice
5 practice locations
Kaiser Foundation Health Plan of the Northwest
10100 SE Sunnyside Rd
Clackamas, OR 97015
Kaiser Foundation Health Plan of the Northwest
10180 SE Sunnyside Rd
Clackamas, OR 97015
Kaiser Foundation Health Plan of the Northwest
12100 SE Stevens Ct, Suite 106
Portland, OR 97086
Kaiser Foundation Health Plan of the Northwest
3600 N Interstate Ave
Portland, OR 97227
Kaiser Foundation Health Plan of the Northwest
3620 N Interstate Ave
Portland, OR 97227
- Education
- Yale University School of Medicine, 2003
- Gender
- Male
- NPI issued
- 2007
- Registry record updated
- Sep 21, 2010
Questions
Common questions
Does John Koo accept Medicare?
Accepts Medicare. Enrolled in Medicare and accepts the Medicare-approved amount as payment in full ("accepts assignment") at every practice Medicare lists.
Can I see John Koo with a Medicare Supplement plan?
At a practice where they accept Medicare, most Medicare Supplement (Medigap) policies help pay Original Medicare's cost sharing with no provider network. Medicare SELECT policies can require network providers for full benefits. Confirm with the office and your insurer.
Where does John Koo practice?
5 locations, including 10100 SE Sunnyside Rd, Clackamas, OR. All of them are listed on this page.
How do I confirm John is in my plan's network?
Call the member services number on your plan card and give them the NPI 1043356470, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
Patients can use Silverpath to find practices and check plan networks in Clackamas and Multnomah counties, OR. Tell us which plans you take, or want to take, and we'll keep this page accurate and talk with you about reaching more Medicare patients and carriers.