Healthcare & Community Wellness

A man in a suit and tie sitting down.


Over A Decade Of Experience

Yehowa Medical Service (Y.M.S.) A.K.A. TEAM YMS understands the meaning of our mission, vision, and goals. We strive diligently to provide high-quality medical, dental and social services to individuals and families regardless of their social, economic, or ethnic backgrounds. Y.M.S. delivers a full range of clinical and non-clinical services to its communities, and patients satisfaction is our ultimate goal with a solid vision to be the health provider of choice in the communities we serve.

As part of the Y.M.S. team, integrity, teamwork, service to others, excellence, and stewardship drive our mission and vision. TEAM YMS will continue to create resources and support systems to access care and focus on serving all our communities.

Welcome to TEAM YMS.

Dr. Thomas Nimene – Tweh, Jr. –  President/C.E.O.

Our Team

Virginia Gonzalez back-office manager

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My name is Virginia, a.k.a. Vicky, I have been employed as a Medical Assistant for several years working in our communities, and like that famous quote,  “Do what you’ll love, and you’ll never work another day in your life.” That is my motto.  I have been integrated into my Yehowa family since 2017, and I have never looked back and always pushed forward, growing and learning to become better for our patient care.  Be certain that every time you come into our clinic, you will be greeted with a friendly smile.

Maria Plancarte assistant manager

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My name is Maria Plancarte and I joined Yehowa Medical Services team in 2017 as a Medical Assistant. With hard work, dedication and help from my amazing superiors, I was able to rise through the ranks to become one of the managers to help navigate and strive for the best patient care possible. My professional experience as a clinical manager has allowed me to assist the organization in improving the quality of care to my community and stay committed and motivated to providing outstanding customer service and experience for all.

Welcome to Yehowa Medical Services

Yehowa Medical Services (Y.M.S.) is a not-for-profit corporation operating a three clinic system serving California’s 9th, 37th, 40th, 43rd, and 44th Congressional Districts in Los Angeles (L.A.) County. Y.M.S. was established in 2010 in response to the lack of sufficient healthcare services in the South LA area. Across its three clinics, Y.M.S. provides a full range of clinical and non-clinical services, including medical, dental, behavioral health, alcohol and other drug counseling, psychiatry, STD/HIV testing, nutritional counseling, medical case management, and eligibility assistance. Patients have never turned away for their inability to pay. Y.M.S. providers work tirelessly to achieve positive health outcomes for individuals and a better healthcare status for the community. Y.M.S. aims to be the provider of choice for the population in its service area beset by some of the most flawed health indicators in L.A. County and across California.

Y.M.S. is a grassroots, community-based, federally qualified, and state licensed whose mission is to provide high-quality medical care of L.A. and surrounding areas regardless of social, economic, or ethnic backgrounds. The foundation of this mission are the following values:

  • Leadership with integrity in a culturally sensitive environment
  • Empowerment of individuals to feel ownership for their health
  • Justice, equity, and diversity through guaranteed access to services and research advances
  • Compassion, hospitality, and inclusiveness
  • Collaboration and partnering to maximize resources
  • Quality within cost-effective care
  • Y.M.S. leadership welcomes everyone to meet TEAM YMS.


Yehowa Medical Services (Y.M.S.) provides high-quality medical and social services to individuals and families regardless of their social, economic, or ethnic backgrounds.


Y.M.S. has a team of individuals who understand the meaning of service to their community & to one another. Y.M.S. will always strive to carry the mission for the underserved & those of the community who we have been allowed to serve.

Our Partners

We currently operate three clinics throughout the greater Los Angeles and South Gate areas. Our services include general medicine for the entire family, women’s health/O.B., family planning, and pediatrics.

A doctor sitting in his office wearing a mask.


  • All three Y.M.S. locations are non-profit Oriented Community Health Centers
  • Y.M.S. emphasizes on “patient-focused” approach
  • Y.M.S. patients and their families are the centers of our health care team
  • All Y.M.S. staff are committed to a personalized professional approach to health care
  • Y.M.S. will maintain an honest and cooperative relationship with patients, families, employers, and all other health partners
  • Y.M.S. will care for you regardless of your ability to pay; using all resources available


  • We treat all individuals with compassion
  • We are driven by quality and respect for all individuals
  • We are committed to making a difference in the lives of those we serve and help in our community
  • We use our knowledge and abilities to support our community
  • We are focused on the future and continually encourage improvement
  • We engage diverse employees to create a high-performance culture with a sense of pride to serve the community
A doctor sitting next to a little girl.