Provider profile

Louis ChangMD, PHD

Ophthalmology

NPI 1538295720
100 Stein Plz, Los Angeles, CA 90095310-473-8878

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Medicare Advantage plans for Los Angeles County, CA.

Checked Oct 13, 2026

Use the name or plan ID on your member card, or choose your insurance company.

Directory results See what each insurance company reports

The 119 Medicare Advantage plans we show for Los Angeles County, CA in 2027

  • 27 list Louis
  • 92 not listed

Alignment Health Plan

7 plans list Louis; not listed on 14 other plans.

7plans
  • Alignment Health My Choice 050 (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage3.5 starsH3815-050-000Medicare.gov
    $0a month
  • Alignment Health Honor Plus 060 (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage3.5 starsH3815-060-000Medicare.gov
    $7.30a month
  • Alignment Health BreathEasy Plus 041 (HMO C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with certain chronic conditionsDrug coverage3.5 starsH3815-041-000Medicare.gov
    $0a month
  • Alignment Health Heart & Diabetes 010 (HMO C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with certain chronic conditionsDrug coverage3.5 starsH3815-010-000Medicare.gov
    $0a month

Astiva Health

5 plans list Louis.

5plans
  • Astiva Health Savings Plan (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040
    • 2495 Hospital Dr, Ste 650, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage4 starsH1993-001-000Medicare.gov
    $0a month
  • Astiva Health C-SNP Bloom (HMO C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040
    • 2495 Hospital Dr, Ste 650, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with certain chronic conditionsDrug coverage4 starsH1993-020-000Medicare.gov
    $0a month
  • Astiva Health C-SNP Deluxe (HMO C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040
    • 2495 Hospital Dr, Ste 650, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with certain chronic conditionsDrug coverage4 starsH1993-007-000Medicare.gov
    $0a month
  • Astiva Health C-SNP Fountain (HMO C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040
    • 2495 Hospital Dr, Ste 650, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with certain chronic conditionsDrug coverage4 starsH1993-019-000Medicare.gov
    $0a month

Blue Shield of California

5 plans list Louis; not listed on 2 other plans.

5plans
  • Blue Shield 65 Plus (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 2515 Samaritan Dr, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage4 starsH0504-015-000Medicare.gov
    $0a month
  • Blue Shield 65 Plus Plan 2 (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 2515 Samaritan Dr, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage4 starsH0504-021-000Medicare.gov
    $0a month
  • Blue Shield AdvantageOptimum Plan (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 2515 Samaritan Dr, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage3.5 starsH5928-004-000Medicare.gov
    $0a month
  • Blue Shield Inspire (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 2512 Samaritan Ct, Ste P, San Jose, CA, 95124
    • 2515 Samaritan Dr, Ste P, San Jose, CA, 95124
    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage4 starsH0504-043-000Medicare.gov
    $0a month

Anthem Blue Cross · Anthem Blue Cross Partnership Plan

4 plans list Louis; not listed on 8 other plans.

4plans
  • Anthem Medicare Advantage (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 435 Arden Ave, Glendale, CA, 91203
    • 1141 W Redondo Beach Blvd, Gardena, CA, 90247
    • 2707 E Valley Blvd, West Covina, CA, 91792
    • 798 Cass St, Monterey, CA, 93940
    • 2512 Samaritan Ct, San Jose, CA, 95124
    • 2515 Samaritan Dr, San Jose, CA, 95124
    • 200 Jose Figueres Ave, San Jose, CA, 95116
    • 2495 Hospital Dr, Mountain View, CA, 94040
    • 2485 Hospital Dr, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage3.5 starsH0544-061-000Medicare.gov
    $0a month
  • Anthem Prime (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 435 Arden Ave, Glendale, CA, 91203
    • 1141 W Redondo Beach Blvd, Gardena, CA, 90247
    • 2707 E Valley Blvd, West Covina, CA, 91792
    • 798 Cass St, Monterey, CA, 93940
    • 2512 Samaritan Ct, San Jose, CA, 95124
    • 2515 Samaritan Dr, San Jose, CA, 95124
    • 200 Jose Figueres Ave, San Jose, CA, 95116
    • 2495 Hospital Dr, Mountain View, CA, 94040
    • 2485 Hospital Dr, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage3 starsH4161-009-000Medicare.gov
    $0a month
  • Anthem Select (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 435 Arden Ave, Glendale, CA, 91203
    • 1141 W Redondo Beach Blvd, Gardena, CA, 90247
    • 2707 E Valley Blvd, West Covina, CA, 91792
    • 798 Cass St, Monterey, CA, 93940
    • 2512 Samaritan Ct, San Jose, CA, 95124
    • 2515 Samaritan Dr, San Jose, CA, 95124
    • 200 Jose Figueres Ave, San Jose, CA, 95116
    • 2495 Hospital Dr, Mountain View, CA, 94040
    • 2485 Hospital Dr, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage3.5 starsH0544-058-000Medicare.gov
    $0a month
  • Anthem Full Dual Advantage Aligned (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 435 Arden Ave, Glendale, CA, 91203
    • 1141 W Redondo Beach Blvd, Gardena, CA, 90247
    • 2707 E Valley Blvd, West Covina, CA, 91792
    • 798 Cass St, Monterey, CA, 93940
    • 2512 Samaritan Ct, San Jose, CA, 95124
    • 2515 Samaritan Dr, San Jose, CA, 95124
    • 200 Jose Figueres Ave, San Jose, CA, 95116
    • 2495 Hospital Dr, Mountain View, CA, 94040
    • 2485 Hospital Dr, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with Medicare and MedicaidDrug coverage3 starsH4471-010-001Medicare.gov
    $0a month

Imperial Health Plan of California, Inc.

4 plans list Louis.

4plans
  • Imperial Courage Plan (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMONo drug coverage4 starsH5496-016-000Medicare.gov
    $0a month
  • Imperial Dynamic Plan (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage4 starsH5496-012-000Medicare.gov
    $0a month
  • Imperial Senior Value (HMO C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with certain chronic conditionsDrug coverage4 starsH5496-005-000Medicare.gov
    $0a month
  • Imperial Flex (HMO C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with certain chronic conditionsDrug coverage4 starsH5496-017-000Medicare.gov
    $2.70a month

Aetna Medicare

1 plan lists Louis; not listed on 6 other plans.

1plan
  • Aetna Medicare Eagle (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116
    • 2495 Hospital Dr, Ste 545, Mountain View, CA, 94040

    This result applies to these offices. Other locations are not confirmed.

    HMONo drug coverage3 starsH0523-099-000Medicare.gov
    $0a month

Molina Healthcare of California

1 plan lists Louis.

1plan
  • Molina Medicare Complete Care Plus (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 200 Jose Figueres Ave, Ste 415, San Jose, CA, 95116

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with Medicare and MedicaidDrug coverage3 starsH3038-004-001Medicare.gov
    $7.30a month

AHF

Not listed on its 1 plan here. That isn't proof they're out of network.

Align Senior Care

Not listed on its 1 plan 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.

Elite Health Plan, Inc.

Not listed on its 2 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 listed on its 3 plans here. That isn't proof they're out of network.

L.A. Care Health Plan

Not listed on its 1 plan here. That isn't proof they're out of network.

SCAN Health Plan

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

UCLA Health Medicare Advantage Plan

Not listed on its 2 plans here. That isn't proof they're out of network.

UnitedHealthcare

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

VillageHealth

Not listed on its 1 plan here. That isn't proof they're out of network.

Wellcare

Not listed on its 5 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 Louis takes it. Free.

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 22, 2026

Compare Supplement plans

Practice location

100 Stein Plz
Los Angeles, CA 90095

NPI Registry
NPI issued
2007
Registry record updated
Jul 8, 2007

Medicare's clinician details aren't available on this page yet.

Common questions

Which 2027 Medicare Advantage plans list Louis Chang?

In Los Angeles County, CA, 27 Medicare Advantage plans for 2027 list Louis in provider data from Medicare.gov or the carrier, including Alignment Health My Choice 050 (HMO), Alignment Health Honor Plus 060 (HMO) and Alignment Health BreathEasy Plus 041 (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 Louis Chang take Alignment Health Plan Medicare Advantage plans?

Medicare.gov provider data lists Louis on 7 Medicare Advantage plans for 2027 in Los Angeles County, CA, including Alignment Health My Choice 050 (HMO) and Alignment Health Honor Plus 060 (HMO). 14 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 Alignment Health Plan before you enroll.

Does Louis Chang take Astiva Health Medicare Advantage plans?

Medicare.gov provider data lists Louis on 5 Medicare Advantage plans for 2027 in Los Angeles County, CA, including Astiva Health Savings Plan (HMO) and Astiva Health C-SNP Bloom (HMO C-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Astiva Health before you enroll.

Does Louis Chang take Blue Shield of California Medicare Advantage plans?

Medicare.gov provider data lists Louis on 5 Medicare Advantage plans for 2027 in Los Angeles County, CA, including Blue Shield 65 Plus (HMO) and Blue Shield 65 Plus Plan 2 (HMO). 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 Blue Shield of California before you enroll.

Where does Louis Chang practice?

100 Stein Plz, Los Angeles, CA 90095.

How do I confirm Louis is in my plan's network?

Call the member services number on your plan card and give them the NPI 1538295720, or ask a Silverpath advisor to check for you. It's free.

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A Silverpath advisor can confirm Louis's networks with the carrier and help you compare plans that include them.

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For providers

Is this your practice?

What patients see here today:

  • Provider searches did not return a listing for Louis Chang on 62 plans from AHF, Align Senior Care, Champion Heath Plan, Clever Care Health Plan, Elite Health Plan, Inc., Humana, Kaiser Permanente, L.A. Care Health Plan, SCAN Health Plan, UCLA Health Medicare Advantage Plan, UnitedHealthcare, VillageHealth and Wellcare in Los Angeles 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.

Sources. Name, specialty and locations: the CMS NPI Registry (record updated 2007-07-08). Plan networks: carrier provider directories and Medicare.gov provider data, checked Oct 13, 2026. CMS matches apply to the covered offices shown with each plan. Plans: CMS 2027 Medicare Advantage landscape.

Networks change during the year, and a directory can be out of date. Confirm with the provider's office and the plan before you enroll or schedule care.

Silverpath is a licensed insurance agency. This page isn't affiliated with or endorsed by Louis Chang or their practice. Not connected with or endorsed by the U.S. government or the federal Medicare program.

We do not offer every plan available in your area. Please contact Medicare.gov or 1-800-MEDICARE to get information on all of your options.

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