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42 Years
experience
Emergency
services
Your Trusted Medical Care Provider in Anaheim, CA
Established in 1984, Gateway Medical Center has been a trusted provider of comprehensive healthcare services in the Anaheim area. Our practice operates three locations in Anaheim, Anaheim Hills, and Santa Ana, California, staffed by over ten providers and sixty dedicated professionals. We specialize in primary care and multi-specialty services, including family medicine, internal medicine, allergy and immunology, and women's health. Our commitment to accessibility is reflected in same-day appointments, multilingual physicians and staff, and live language interpreting machines supporting over 30 languages, including American Sign Language.

We utilize advanced technology like Patient Point interactive systems to enhance patient education and communication. Our Senior Resource Center offers complimentary Medicare guidance, while on-site services such as labs, pharmacies, orthopedics, and behavioral health ensure holistic care. With decades of collective experience, our team prioritizes personalized care, serving patients of all ages across diverse communities. We accept major insurance plans and provide after-hours emergency support through our on-call providers.
Services
Primary Care Family Medicine Internal Medicine Allergy & Immunology Women's Health Senior Resource Center Language Interpreting Services On-site Pharmacy Orthopedic Care Telemedicine Visits
Details
  • Year established: 1984
Highlights and features
  • We offer 40+ years of continuous medical service in the Anaheim community
  • Our multilingual staff and interpreters support over 30 languages including ASL
  • Same-day appointments available for urgent primary care needs
  • Integrated on-site specialists including orthopedics, behavioral health, and labs
  • Patient Point technology enhances care coordination and health education
What people say
Experienced providers Multilingual support Same-day appointments Comprehensive care Knowledgeable staff
Services
Primary Care
Our primary care services provide comprehensive, continuous medical care for patients of all ages. We offer preventive screenings, chronic disease management, and acute care visits with board-certified physicians. Same-day appointments ensure timely access to essential healthcare services for individuals and families in our community.
Multilingual Services
We offer live language interpreting machines supporting over 30 languages, including American Sign Language. Our multilingual physicians and staff provide culturally competent care, ensuring effective communication for patients with limited English proficiency across all our medical services.
Senior Resource Center
This complimentary service assists seniors with Medicare-related questions and enrollment. Staffed by licensed professionals, it provides personalized guidance on healthcare options, insurance coverage, and access to community resources for older adults in a supportive environment.
On-site Pharmacy
Our integrated pharmacy provides convenient medication access for patients. Certified pharmacists offer medication management, prescription fulfillment, and drug information services. This on-site resource streamlines care coordination and ensures timely access to prescribed treatments for our patients.
Telemedicine Visits
We offer remote medical consultations through secure telehealth platforms. This service provides accessible care for non-emergency conditions, medication management, and follow-up visits. Patients can connect with providers from any location while maintaining continuity of care.
People
Glenn K. Morinishi, M.D.
Family Medicine Physician
Board-certified family medicine physician with expertise in Medical Spanish. Dr. Morinishi provides comprehensive primary care services to patients in both Anaheim and Santa Ana locations.
James S. Yoshikawa, M.D.
Family Medicine Physician
Experienced family medicine specialist trained at Georgetown University School of Medicine. Dr. Yoshikawa offers personalized primary care services with a focus on preventive medicine and chronic disease management.
Chuan M. Nguyen, M.D.
Internal Medicine Physician
Internal medicine specialist trained at UCLA with expertise in complex medical conditions. Dr. Nguyen provides comprehensive care for adult patients, focusing on evidence-based treatment approaches and patient education.
Karen K. Khin, M.D.
Family Medicine Physician
Fluent in Burmese, Dr. Khin offers culturally sensitive family medicine services. She provides comprehensive care for patients across all life stages with particular attention to women's health needs.
Martin M. Blanco-Eccleston, M.D.
Family Medicine Physician
Bilingual Spanish-speaking physician trained in Nicaragua and California. Dr. Blanco-Eccleston delivers family-centered primary care with expertise in managing chronic conditions and preventive health strategies.
Questions
What medical services does Gateway Medical Center offer?
We provide primary care, family medicine, internal medicine, allergy & immunology, women's health, and specialty services including orthopedics, behavioral health, and chronic disease management.
Do you accept my 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.
Are same-day appointments available?
Yes, we offer same-day appointments for urgent primary care needs at all our locations in Anaheim, Anaheim Hills, and Santa Ana.
What language services are available?
We provide live language interpreting machines supporting over 30 languages, including American Sign Language, with multilingual physicians and staff available across all locations.
Is after-hours medical care available?
Our providers offer on-call emergency support outside regular business hours. For life-threatening emergencies, always call 911 immediately.
What technology do you use for patient care?
We utilize Patient Point interactive systems for real-time health education, exam notes sharing, and improved communication between providers and patients during visits.
Videos
Reviews (5)
Jeremy
Jan 06, 2022 Report
The phone representatives are extremely rude and need to be fired/retrained. I got hung up on and then when I tried calling back several times she kept hanging up and would not take my call. She hung up when I got upset that she kept interrupting me. She was rude right from the start of the call. The fact that the employees for a medical center treat patients like this is absurd. I called at 4:40pm on 01/04/22.
Dung Tran
Nov 26, 2021 Report
Check in at 10:08, check out 13:00. Still waiting more than 2 hours for an exam in the pandemic time. Lots of people are waiting 12 exactly and 3 staff in a small room. They should let people waiting outside or in car then phone call when its time. It would be safe for all.
Alyssa Sosa
Oct 27, 2021 Report
Took forever made me miss my oneday deadline because they didnt process my code terrible place 2 hours to get tested! I mean not actually get tested
Karla Weideman
Oct 02, 2021 Report
Dr ready is trash my girlfriend came in to set up primary care and they just dismissed us as the doctor would not be working there anymore
Gigi
Sep 30, 2021 Report
SUITE 107 Urgent Care: if I could give 0 stars I would. The front desk staff are the rudest and most unprofessional people Ive ever had the displeasure to interact with. I also had to wait 2 hours and because they kept taking in patients that got there after me. The nurse or doctor that saw me was also so RUDE. NEVER AGAIN. DONT GO.