William Chen
Internal Medicine, Gastroenterology
2027 Medicare Advantage
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Medicare Advantage plans for San Diego County, CA.
Use the name or plan ID on your member card, or choose your insurance company.
Directory results See what each insurance company reports
The 85 Medicare Advantage plans we show for San Diego County, CA in 2027
- 5 list William
- 80 not listed

Anthem Blue Cross · Anthem Blue Cross and Blue Shield · Anthem Blue Cross Partnership Plan
2 plans list William; not listed on 2 other plans.
Anthem Medicare Advantage (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 8008 Frost St, San Diego, CA, 92123
- 1224 10th St, Coronado, CA, 92118
- 15611 Pomerado Rd, Poway, CA, 92064
This result applies to these offices. Other locations are not confirmed.
$0a monthAnthem Kidney Care (PPO C-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 8008 Frost St, San Diego, CA, 92123
- 1224 10th St, Coronado, CA, 92118
- 15611 Pomerado Rd, Poway, CA, 92064
This result applies to these offices. Other locations are not confirmed.
$0a month

Community Health Group
2 plans list William.
Community y Más (HMO C-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 8008 Frost St, Ste 200, San Diego, CA, 92123
- 15611 Pomerado Rd, Ste 500, Poway, CA, 92064
This result applies to these offices. Other locations are not confirmed.
$0a monthCommuniCare Advantage (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 8008 Frost St, Ste 200, San Diego, CA, 92123
- 15611 Pomerado Rd, Ste 500, Poway, CA, 92064
This result applies to these offices. Other locations are not confirmed.
$7.30a month

Molina Healthcare of California
1 plan lists William.
Molina Medicare Complete Care Plus (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 8008 Frost St, Ste 200, San Diego, CA, 92123
This result applies to these offices. Other locations are not confirmed.
$7.30a month

Aetna Medicare
Not listed on its 4 plans here. That isn't proof they're out of network.

Alignment Health Plan
Not listed on its 15 plans here. That isn't proof they're out of network.

Astiva Health
Not listed on its 5 plans here. That isn't proof they're out of network.

Blue Shield of California
Not listed on its 5 plans here. That isn't proof they're out of network.

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.

Humana
Not listed on its 6 plans here. That isn't proof they're out of network.

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.

SCAN Health Plan
Not listed on its 8 plans here. That isn't proof they're out of network.

UnitedHealthcare
Not listed on its 9 plans here. That isn't proof they're out of network.

Wellcare
Not listed on its 4 plans here. That isn't proof they're out of network.
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 William takes it. Free.
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 21, 2026
Where they practice
2 practice locations
- NPI issued
- 2015
- Registry record updated
- May 13, 2026
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list William Chen?
In San Diego County, CA, 5 Medicare Advantage plans for 2027 list William in provider data from Medicare.gov or the carrier, including Anthem Medicare Advantage (HMO-POS), Anthem Kidney Care (PPO C-SNP) and Community y Más (HMO C-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Networks can change during the year, so confirm with the office or the plan before you enroll.
Does William Chen take Anthem Blue Cross Medicare Advantage plans?
Medicare.gov provider data lists William on 2 Medicare Advantage plans for 2027 in San Diego County, CA, including Anthem Medicare Advantage (HMO-POS) and Anthem Kidney Care (PPO C-SNP). 2 other plans did not return a listing in the search area. CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Anthem Blue Cross before you enroll.
Does William Chen take Community Health Group Medicare Advantage plans?
Medicare.gov provider data lists William on 2 Medicare Advantage plans for 2027 in San Diego County, CA, including Community y Más (HMO C-SNP) and CommuniCare Advantage (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Community Health Group before you enroll.
Does William Chen take Molina Healthcare of California Medicare Advantage plans?
Medicare.gov provider data lists William on one Medicare Advantage plan for 2027 in San Diego County, CA: Molina Medicare Complete Care Plus (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Molina Healthcare of California before you enroll.
Where does William Chen practice?
2 locations, including 8008 Frost St Ste 200, San Diego, CA. All of them are listed on this page.
How do I confirm William is in my plan's network?
Call the member services number on your plan card and give them the NPI 1366837890, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
What patients see here today:
- Provider searches did not return a listing for William Chen on 78 plans from Aetna Medicare, Alignment Health Plan, Astiva Health, Blue Shield of California, Champion Heath Plan, Clever Care Health Plan, Humana, Imperial Health Plan of California, Inc., Kaiser Permanente, SCAN Health Plan, UnitedHealthcare and Wellcare in San Diego County, CA. Other offices are not confirmed; this isn't proof the practice is out of network.
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.