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Business Details
42 Years
experience
Your Trusted Medical Care Provider in Anaheim
Established in 1984, we are an independent multi-specialty medical practice dedicated to providing comprehensive healthcare solutions to the Anaheim community. With three strategically located clinics in Anaheim, Anaheim Hills, and Santa Ana, our team of over ten providers and sixty support staff deliver personalized primary care and specialized medical services. Our commitment to innovation is evident through advanced patient care technologies like Patient Point interactive systems and multilingual accessibility via live interpreting machines supporting over 30 languages.

We offer same-day appointments, onsite pharmacy services, and a Senior Resource Center staffed with licensed professionals to assist with Medicare needs. Our practice combines decades of medical expertise with compassionate care, ensuring patients receive coordinated treatment across specialties including family medicine, internal medicine, allergy & immunology, and women's health. Through strategic partnerships with lab providers and specialty clinics, we create a one-stop healthcare destination that prioritizes patient convenience and clinical excellence.
Services
Primary Care Family Medicine Internal Medicine Allergy & Immunology Women's Health Transitional Care Disease Management Senior Resource Center Onsite Pharmacy Language Interpreting
Details
  • Year established: 1984
Highlights and features
  • We've provided continuous medical care in Anaheim since 1984
  • Our multilingual staff and interpreting technology support 30+ languages
  • Same-day appointment availability for urgent medical needs
  • Onsite pharmacy and specialty services for patient convenience
  • Patient Point technology enhances care coordination and education
Services
Primary Care
Our comprehensive primary care services provide continuous medical treatment for patients of all ages. With board-certified physicians specializing in family and internal medicine, we offer preventive care, chronic disease management, and acute illness treatment. Our patient-centered approach ensures coordinated care through electronic health records and same-day appointment availability for urgent needs.
Allergy & Immunology
Specialized diagnosis and treatment of allergic reactions and immune system disorders. Our certified allergists use advanced testing methods to identify triggers and develop personalized treatment plans. Services include immunotherapy, asthma management, and environmental control recommendations using evidence-based protocols.
Women's Health
Complete women's health services spanning prenatal care, family planning, and menopausal management. Our providers offer annual screenings, contraceptive counseling, and specialized care for gynecological conditions. We maintain partnerships with local specialists for seamless referral coordination and comprehensive treatment.
Transitional Care
Post-hospitalization care management ensuring smooth transitions to home recovery. Our team coordinates follow-up appointments, medication reconciliation, and home health services. This program reduces readmission risks through structured discharge planning and patient education about treatment adherence.
Senior Resource Center
Complimentary Medicare counseling services provided by licensed professionals. The center assists with plan selection, prescription coverage analysis, and healthcare cost management. Available daily on our main campus, this resource helps seniors navigate complex insurance options and access appropriate benefits.
People
Glenn K. Morinishi
Family Medicine Physician
Board-certified family medicine physician with extensive experience in primary care. Graduated from University of Southern California, completed residency at Long Beach Memorial Medical Center. Specializes in comprehensive family healthcare.
James S. Yoshikawa
Family Medicine Physician
Family medicine specialist trained at Georgetown University School of Medicine. Completed Kaiser Foundation Hospital internship and residency. Provides comprehensive primary care services to Anaheim residents.
Chuan M. Nguyen
Internal Medicine Physician
Internal medicine specialist with University of California Los Angeles education. Completed residency at St. Mary's Medical Center. Fluent in Spanish and Vietnamese, providing culturally competent care.
Karen K. Khin
Family Medicine Physician
Family practice physician trained at Institute of Medicine. Completed residency at St. Elizabeth Medical Center. Fluent in Burmese, providing care to diverse patient populations in Anaheim Hills.
Martin M. Blanco-Eccleston
Family Medicine Physician
Bilingual family medicine physician with training from National University of Nicaragua and University of California Irvine. Specializes in cross-cultural patient care and chronic disease management.
Questions
What medical services does Gateway Medical Center offer?
We provide primary care, family medicine, internal medicine, allergy & immunology, women's health, transitional care, and disease management services across three Orange County locations.
Do you accept my health insurance plan?
We accept most major insurance plans including Aetna, Cigna, Anthem Blue Cross, Blue Shield, United Healthcare, Medicare, and Medi-Cal. Contact our office for specific verification.
What should I do in a medical emergency?
For life-threatening emergencies, call 911 immediately. Our clinics provide urgent care during regular business hours but do not operate 24/7 emergency services.
Are telemedicine appointments available?
Yes, we offer TeleMedicine phone visits for non-emergency consultations. Call (714) 517-2100 to schedule a virtual appointment with our providers.
How can seniors get Medicare assistance?
Our complimentary Senior Resource Center provides Medicare counseling with licensed representatives. Available daily on our main campus in Anaheim.
Do you offer same-day medical appointments?
Yes, we provide same-day appointment availability for urgent primary care needs at all our Orange County locations.
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