Provider profile

Hamza AbbasiMD

Hospitalist

Accepts Medicare 6 locationsNPI 1821545484
123 S San Mateo Dr, San Mateo, CA 94401(650) 343-4200

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Medicare Advantage plans for San Mateo, Alameda and Santa Clara counties, CA.

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Not checked yet

We haven't asked Aetna Medicare, Alameda Alliance for Health, Alignment Health Plan, Anthem Blue Cross, Astiva Health, Blue Shield of California, CCHP (Chinese Community Health Plan), HEALTH PLAN OF SAN MATEO, Imperial Health Plan of California, Inc., Kaiser Permanente, Santa Clara Family Health Plan, SCAN Health Plan and UnitedHealthcare's directories about Hamza yet. A Silverpath advisor can check for you now.

The 59 Medicare Advantage plans we show for San Mateo, Alameda and Santa Clara counties, CA in 2027

  • 34 not listed
  • 25 not checked yet

Aetna Medicare

Not checked yet.

3 more Aetna Medicare plans haven't been checked yet.

Alameda Alliance for Health

Not checked yet.

Alignment Health Plan

Not checked yet.

1 more Alignment Health Plan plan hasn't been checked yet.

Anthem Blue Cross · Anthem Blue Cross Partnership Plan

Not checked yet.

2 more Anthem Blue Cross plans haven't been checked yet.

Astiva Health

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

Blue Shield of California

Not checked yet.

1 more Blue Shield of California plan hasn't been checked yet.

CCHP (Chinese Community Health Plan)

Not checked yet.

HEALTH PLAN OF SAN MATEO

Not 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 checked yet.

6 more Kaiser Permanente plans haven't been checked yet.

Santa Clara Family Health Plan

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

SCAN Health Plan

Not checked yet.

5 more SCAN Health Plan plans haven't been checked yet.

UnitedHealthcare

Not 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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See Hamza with Original Medicare

Hamza accepts Medicare at the practices Medicare lists as accepting assignment. Most Medicare Supplement (Medigap) policies have no provider network and help pay Original Medicare's cost sharing. Medicare SELECT policies can require network providers for full benefits. Confirm the location and policy before scheduling care.

Accepts Medicare. Enrolled in Medicare and accepts the Medicare-approved amount as payment in full ("accepts assignment") at every practice Medicare lists.

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

Compare Supplement plans

6 practice locations

Sutter Bay Medical Foundation

123 S San Mateo Dr
San Mateo, CA 94401

Medicare's clinician list

Sutter Bay Medical Foundation

170 Alameda de Las Pulgas
Redwood City, CA 94062

Medicare's clinician list

Sutter Bay Medical Foundation

2000 Mowry Ave
Fremont, CA 94538

Medicare's clinician list

Sutter Bay Medical Foundation

300 Pasteur Dr
Stanford, CA 94305

Medicare's clinician list

Sutter Bay Medical Foundation

3200 Kearney St
Fremont, CA 94538

Medicare's clinician list

Sutter Bay Medical Foundation

795 El Camino Real
Palo Alto, CA 94301

Medicare's clinician list
  • Stanford Health Care · Stanford, CA★★★★★
  • Washington Hospital · Fremont, CA★★★★★
  • Sequoia Hospital · Redwood City, CA★★★★★

Hospital star ratings are Medicare's overall Care Compare ratings.

Graduated
2020
Gender
Female
NPI issued
2016
Registry record updated
Jul 11, 2023

Common questions

Does Hamza Abbasi accept Medicare?

Accepts Medicare. Enrolled in Medicare and accepts the Medicare-approved amount as payment in full ("accepts assignment") at every practice Medicare lists.

Can I see Hamza Abbasi with a Medicare Supplement plan?

At a practice where they accept Medicare, most Medicare Supplement (Medigap) policies help pay Original Medicare's cost sharing with no provider network. Medicare SELECT policies can require network providers for full benefits. Confirm with the office and your insurer.

Where does Hamza Abbasi practice?

6 locations, including 123 S San Mateo Dr, San Mateo, CA. All of them are listed on this page.

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

Call the member services number on your plan card and give them the NPI 1821545484, or ask a Silverpath advisor to check for you. It's free.

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Talk to a licensed advisor

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

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For providers

Is this your practice?

Patients can use Silverpath to find practices and check plan networks in San Mateo, Alameda and Santa Clara counties, CA. 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 2023-07-11). Medicare enrollment, groups and hospital affiliations: CMS Doctors and Clinicians data, read Oct 9, 2026. Plan networks: carrier provider directories and Medicare.gov provider data, checked Oct 12, 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 Hamza Abbasi 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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