John CostelloMD
Hospitalist
2027 Medicare Advantage
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Not checked yet
We haven't asked Aetna Medicare, Alignment Health Plan, Anthem Blue Cross, Astiva Health, Blue Shield of California, Champion Heath Plan, Clever Care Health Plan, Community Health Group, Devoted, Florida Complete Care, Gold Kidney Health Plan, Humana, Imperial Health Plan of California, Inc., Kaiser Permanente, Molina Healthcare of California, SCAN Health Plan, UnitedHealthcare and Wellcare's directories about John yet. A Silverpath advisor can check for you now.
The 165 Medicare Advantage plans we show for San Diego County, CA and Duval County, FL in 2027
- 85 not listed
- 80 not checked yet
Aetna Medicare
Not checked yet.
10 more Aetna Medicare plans haven't been checked yet.
Alignment Health Plan
Not listed on its 15 plans here. That isn't proof they're out of network.
Anthem Blue Cross · Anthem Blue Cross and Blue Shield · Anthem Blue Cross Partnership Plan · Simply Healthcare Plans, Inc.
Not checked yet.
2 more Anthem Blue Cross plans haven't been checked yet.
Astiva Health
Not listed on its 5 plans here. That isn't proof they're out of network.
Blue Shield of California · Florida Blue · Florida Blue HMO
Not checked yet.
6 more Blue Shield of California plans haven't been checked yet.
Champion Heath Plan
Not listed on its 9 plans here. That isn't proof they're out of network.
Clever Care Health Plan
Not listed on its 6 plans here. That isn't proof they're out of network.
Community Health Group
Not listed on its 2 plans here. That isn't proof they're out of network.
Devoted
Not checked yet.
Florida Complete Care
Not checked yet.
Gold Kidney Health Plan
Not checked yet.
Humana · CarePlus Health Plans, Inc.
Not checked yet.
28 more Humana plans haven't been checked yet.
Imperial Health Plan of California, Inc.
Not listed on its 4 plans here. That isn't proof they're out of network.
Kaiser Permanente
Not listed on its 3 plans here. That isn't proof they're out of network.
Molina Healthcare of California
Not listed on its 1 plan here. That isn't proof they're out of network.
SCAN Health Plan
Not listed on its 8 plans here. That isn't proof they're out of network.
UnitedHealthcare
Not checked yet.
13 more UnitedHealthcare plans haven't been checked yet.
Wellcare
Not checked yet.
5 more Wellcare plans haven't been 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
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 16, 2026
Where they practice
2 practice locations
- NPI issued
- 2021
- Registry record updated
- Feb 24, 2026
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Where does John Costello practice?
2 locations, including 10666 N Torrey Pines Rd, La Jolla, CA. 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 1184202806, 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 San Diego County, CA and Duval County, FL. 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.