Approved Service Areas

Golden State Medicare Health Plan serves San Luis Obispo and Stanislaus County and Partial Contra Costa, Orange, Los Angeles and Riverside Counties. Medicarequalified people living in approved zip codes are eligible to enroll in Golden State Medicare Health Plan's Golden (HMO) plan. You can search by county and zip to determine your area's eligibility to enroll.

The provider network may change at any time. You will receive notice when necessary.

CityZip
Compton90220 90221 90222 90223 90224
Buena Park90620 90621 90622 90623 90623 90624
Cypress90630
La Habra90631 90632 90633
La Mirada90638
Norwalk90650 90651 90652 90659
Stanton90680
Artesia90701 90702
Cerritos90703
Bellflower90706 90707
Lakewood90711 90712 90713 90714 90715
Hawaiian Gardens90716
Los Alamitos90720 90721
Paramount90723
Seal Beach90740
Sunset Beach90742
Sufside90743
Wilmington90744 90748
Carson90745 90746 90747 90749 90895
Signal Hill90755
Long Beach90801 90802 90803 90804 90805 90806 90807 90808 90809 90810 90813 90814 90815 90822 90831 90832 90833 90834 90835 90840 90842 90844 90845 90846 90847 90848 90853 90888 90899
Mira Loma91752
Indio92201 92202 92203
Indian Wells92210
Palm Desert92211 92255 92260 92261 92262 92263 92264
Banning92220
Beaumont92223
Cabazon92230
Cathedral City92234 92235
Coachella92236
Desert Hot Springs92240 92241
La Quinta92253
Mecca92254
North Palm Springs92258
Rancho Mirage92270
Thermal92274
Thousand Palms92276
Whitewater92282
Calimesa92320
Riverside92501 92502 92503 92504 92505 92506 92507 92508 92509 92513 92514 92515 92516 92517 92518 92519 92521 92522
Lake Elsinore92530 92531 92532
Aguanga92536
Anza92539
Hemet92543 92544 92545 92546
Homeland92548
Idyllwild92549
Moreno Valley92551 92552 92553 92554 92555 92556 92557
Mountain Center92561
Murrieta92562 92563 92564
Nuevo92567
Perris92570 92571 92572 92599
San Jacinto92581 92582 92583
Menifee92584
Sun City92585 92586 92587
Temecula92589 92590 92591 92592 92593
Wildomar92595
Winchester92596
Huntington Beach92605 92615 92646 92647 92648 92649
Costa Mesa92626 92627 92628
Midway City92655
Newport Beach92658 92659 92660 92661 92662 92663
Westminster92683 92684 92685
Santa Ana92701 92702 92703 92704 92705 92706 92707 92711 92712 92725 92735 92799
Fountain Valley92708 92728
Tustin92780 92782
Anaheim92801 92802 92803 92804 92805 92806 92807 92808 92809 92812 92814 92815 92816 92817 92825 92850 92899
Atwood92811
Brea92821 92822 92823
Fullerton92831 92832 92833 92834 92835 92836 92837 92838
Garden Grove92840 92841 92842 92843 92844 92845 92846
Orange92856 92857 92859 92862 92863 92864 92865 92866 92867 92868 92869
Norco92860
Villa Park92861
Placentia92870 92871
Corona92877 92878 92879 92880 92881 92882 92883
Yorba Linda92885 92886 92887
Maricopa93252
San Luis Obispo93401 93402 93403 93405 93406 93407 93408 93409 93410
Los Osos93412
Arroyo Grande93420 93421
Atascadero93422 93423
Avila Beach93424
Bradley93426
Cambria93428
Cayucos93430
Creston93432
Grover Beach93433 93483
Harmony93435
Morro Bay93442 93443
Nipomo93444
Oceano93445 93475
Paso Robles93446 93447
Pismo Beach93448 93449
San Miguel93451
San Simeon93452
Santa Margarita93453
Santa Maria93454
Shandon93461
Templeton93465
Danville94506 94526
Alamo94507
Canyon94516
Concord94518 94519 94520 94521 94522 94524 94527 94529
Pleasant Hill94523
Diablo94528
Lafayette94549
Martinez94553
Moraga94556 94570 94575
Orinda94563
Pittsburg94565
San Ramon94582 94583
Walnut Creek94595 94596 94597 94598
Farmington95230
Tracy95304
Ceres95307
Crows Landing95313
Denair95316
Empire95319
Gustine95322
Hickman95323
Hughson95326
Keyes95328
La Grange95329
Modesto95350 95351 95352 95353 95354 95355 95356 95357 95358 95397
Newman95360
Oakdale95361
Patterson95363
Riverbank95367
Salida95368
Turlock95380 95381 95382
Vernalis95385
Waterford95386
Westley95387