Karen GrahamMD
Ophthalmology
2027 Medicare Advantage
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Medicare Advantage plans for Contra Costa County, CA.
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Directory results See what each insurance company reports
Not listed on the plans that answered
Karen wasn't listed on the 1 2027 plans whose directories answered in Contra Costa County, CA. Directories can lag behind, so that isn't proof Karen is out of network. Ask us to confirm. One directory didn't answer this time; we'll try it again.
The 10 Medicare Advantage plans we show for Contra Costa County, CA in 2027
- 1 not listed
- 9 not checked yet
Contra Costa Health Care Plus (HMO D-SNP)
This directory didn't answer. We'll try again shortly.
Humana
Not listed on its 1 plan here. That isn't proof they're out of network.
Imperial Health Plan of California, Inc.
This directory didn't answer. We'll try again shortly.
Kaiser Permanente
This directory didn't answer. We'll try again shortly.
UnitedHealthcare
This directory didn't answer. We'll try again shortly.
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
Original Medicare status
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.
Medicare enrollment and assignment have not been verified here. Advantage directory results do not answer this question.
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 12, 2026
Where they practice
Practice location
- NPI issued
- 2005
- Registry record updated
- Jul 13, 2026
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Is Karen Graham in network with Medicare Advantage plans?
Karen wasn't listed on the 1 2027 plans whose directories answered in Contra Costa County, CA. Directories can lag, and other plans haven't been confirmed, so ask the office or a Silverpath advisor.
Does Karen Graham take Humana Medicare Advantage plans?
Humana's own provider directory doesn't list Karen on its one plan for 2027 in Contra Costa County, CA. Directories can lag, and a clinician can be in network at another office, so that isn't proof Karen is out of network. Ask the office or a Silverpath advisor to confirm.
Where does Karen Graham practice?
2222 East St, Ste 365, Concord, CA 94520.
How do I confirm Karen is in my plan's network?
Call the member services number on your plan card and give them the NPI 1124004213, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
Patients in Contra Costa County, CA look up Karen Graham by plan, and the directories we read don't list this practice yet. 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.