Martinez Duenas Yunior MD
Martinez Duenas Yunior MD

Yunior Martinez Duenas, M.D.

  • Physician
  • Family Medicine
Speaks: English, Spanish
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Locations

Greenfield Community Health Center
East Niles Community Health Center
Elm Community Health Center
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About Yunior

Dr. Yunior Martinez Duenas, MD, FAAFP, is a board-certified family medicine physician and the Medical Director of Family Medicine at Clinica Sierra Vista. With nearly two decades of experience, Dr. Martinez Duenas delivers compassionate, comprehensive care to families in Kern County, guided by the belief that everyone deserves access to quality healthcare.

​Originally trained at the University of Havana in Cuba, Dr. Martinez Duenas came to the United States with a deep commitment to serving underserved communities. He completed his residency at the Rio Bravo Family Medicine Residency Program, where he distinguished himself as a two-year Chief Resident and now proudly serves as a part-time faculty member. His leadership and dedication continue to shape the next generation of physicians.

​Dr. Martinez Duenas exemplifies the mission and heart of Clinica Sierra Vista; bringing expert care, cultural understanding, and deep compassion to every patient encounter.

Experience

Medical School

  • Havana University, Cuba

Residency

  • Family Medicine, Rio Bravo Family Medicine Residency Program

Board Certification

  • American Board of Family Medicine

Memberships

  • American Academy of Family Physicians (FAAFP)
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Program Objectives

  • At least 80% of interns complete program/degree requirements within 13.5 months (150% of planned program length).
  • Of graduates who seek employment, at least 100% are employed in nutrition and dietetics or related fields within 12 months of graduation.
  • At least 80% of program graduates take the CDR credentialing exam for dietitian nutritionists within 12 months of program completion.
  • The program’s one-year pass rate (graduates who pass the registration exam within one year of first attempt) on the CDR credentialing exam for dietitian nutritionists is at least 80%.
  • 80% of employers, who return surveys, rate graduates as “satisfactory” or “excellent” for ability to work effectively with multicultural populations from diverse backgrounds.
  • 90% of program graduates work as entry-level Registered Dietitian Nutritionists in community nutrition.
  • 90% of graduates work in Central Valley community programs for at least two years after graduation.

Do I Qualify for WIC?

WIC is a program that helps families with food and nutrition. Call us at (661) 862-5422 or send a message, and we’ll help you see if you qualify.

Here are some ways you might qualify:

  • You are pregnant
  • You are breastfeeding a baby who is less than one year old
  • You had a baby in the last six months
  • You have a child who is under the age of five
  • You experienced a loss of pregnancy or had a termination

You also need to think about your family’s income. Here are the monthly income limits for family sizes:

  • 1 Person: $2,413
  • 2 Persons: $3,261
  • 3 Persons: $4,109
  • 4 Persons: $4,957
  • 5 Persons: $5,805
  • More than 5 Persons: Add $848 for each additional member

This income limit is based on 185% of the Federal Poverty Level, and these amounts will be effective from April 1, 2025, to June 30, 2026.

Also, if you’re pregnant, the baby counts as part of your family size when figuring out if you qualify.

Get Care Right Away

Need care right away? Our health centers offer same-day appointments, and our walk-in clinics also offer extended hours. Whether you schedule ahead or stop by, we’re here to deliver fast, high-quality care when and where you need it.

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Visit Your Preferred Location

We make it easy to choose the clinic that works best for you. Keep in mind that your preferred location may mean seeing a different provider. Either way, you’ll receive compassionate, expert care from our trusted team, no matter which clinic you visit.

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See Your Preferred Provider

Our providers work across multiple clinics to make care accessible, so their location may vary based on availability. No matter where you’re seen, you can trust our dedicated team to deliver the high-quality care you deserve.

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