Patrick KooMD
Internal Medicine, Gastroenterology
2027 Medicare Advantage
Plans that list Patrick
From each carrier's own provider directory, for Orange County, CA.
Not checked yet
We haven't asked Humana and UnitedHealthcare's directories about Patrick yet. A Silverpath advisor can check for you now.
The 106 Medicare Advantage plans we show for Orange County, CA in 2027
- 16 not checked yet
- 90 we can't check automatically
Search by plan name, or by the plan ID on your member card (106 plans for 2027).

Humana
Not checked yet.

UnitedHealthcare
Not checked yet.
Also selling plans in Orange County, CA
These carriers don't publish a directory we can check automatically, so this page can't say either way. Pick one to see its plans; a Silverpath advisor can confirm any of them with the carrier.
Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.
Can't find your plan?Tell us the plan you have, and a licensed Silverpath advisor will check whether Patrick takes it. Free.
Original Medicare + a Medicare Supplement
Coverage alongside Original Medicare
Most Medicare Supplement (Medigap) policies have no provider network: they help pay Original Medicare's cost sharing where Medicare is accepted. Medicare SELECT policies can require network providers for full benefits. Ask the office whether they accept Medicare.
Where they practice
Practice location
- NPI issued
- 2012
- Registry record updated
- Oct 22, 2024
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Where does Patrick Koo practice?
1837 Sunny Crest Dr, Fullerton, CA 92835.
How do I confirm Patrick is in my plan's network?
Call the member services number on your plan card and give them the NPI 1801152772, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
Patients in Orange County, CA can also choose plans from Alignment Health Plan, SCAN Health Plan and Champion Heath Plan. 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.