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Iora Primary Care:
Spring Branch

A doctor's office in Houston - Spring Branch
for adults on Medicare.

10124 Hammerly Boulevard
Houston, TX 77080

Become a Patient:

Phone: 281-969-3365
Email: [email protected]

Current Patients:

Phone: 713-335-0623
Email: [email protected]

Fax: 844-558-6881

Practice Hours:

Monday 9am-5pm

Tuesday 9am-5pm

Wednesday 9am-1pm

Thursday 9am-5pm

Friday 9am-5pm

Trouble getting here? We can help, call us at 281-969-3365.

Areas Served

We serve patients in the Greater Houston area including Spring Branch, Memorial City, Spring Valley Village and Hedwig Village.

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The Spring Branch practice is in the Hammerly Plaza shopping center, next to Planet Fitness. The practice is in the same shopping center as Kroger and Dollar Tree. There is a McDonald's on the corner.

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There is a parking lot directly out front with ample free parking.

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Public Transit

You can visit the practice by taking the METRO Bus Route #058, which runs on Hammerly Blvd. Get off at the stop on Hammerly Blvd @ Teague Rd.

We're more than just a doctor’s office

At Iora Primary Care, your health is what matters most. Relationship-based healthcare means we’re here for you when you're sick and when you’re healthy. To help you thrive in every part of your life, your care team and providers at our Spring Branch doctor’s office are committed to providing the best possible care, whenever you need us.

Every day, we continue to discover new ways to better serve adults 65+ in the local community.

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On-site laboratories for convenient, one-stop service

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No rushed appointments that give you the time you need with your primary care provider and team

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Same and next day appointments for current patients with acute needs

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Coordination of care with hospitals, specialists and your loved ones

Our care model is built around YOU

The relationships we build with our patients are foundational to our work. Your Houston care team is made up of your primary care provider, Health Coach, and other healthcare professionals, and we’re here to work with you, your family, and your local specialists, to find the right solutions for your unique needs. We want to learn your goals and challenges, so we can help you live your healthiest life.

Provider Spotlight

Meet Sherri Onyiego, MD, PhD


Dr. Onyiego is a Board-Certified Family Physician with over 15 years of clinical experience in managing chronic diseases as it relates to primary care and population health.

Sherri Onyiego, MD, PhD


Elenita Rosado, MD


Valentina Sosa

Health Coach

Sydney Williams

Health Coach

Jessica Baca

Health Coach

Loretta Mitchell, RN

Team Nurse

Elisabeth Markman, PsyD

Behavioral Health Specialist

Jasmine Carter

Operations Assistant

Marisa Perez, MSR

Care Team Manager

Senior woman filling out intake form at front desk.

We help you get more from your health insurance

Insurance can be tricky, but we’re here to help you get the best coverage from your plan. Whether you’re working with a local Medicare agent or you have questions about how to find a Medicare agent, our patient enrollment coordinators are here to help.

We accept several Medicare Advantage plans, including Aetna, Cigna, Devoted Health, Humana and Wellcare as well as traditional Medicare with most supplement plans. If you have questions about your eligibility, call us at 281-969-3365 or email us at [email protected] to learn more about which Medicare plans we accept.

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Virtual Tour

Take a tour of an Iora Primary Care practice from the comfort of your own home before scheduling your first visit.

Upcoming Events

Join us at the next Iora event near you.

View All Events

Cognitive Behavioral Weight Loss Strategies *VIRTUAL*

2:00 pm - 3:00 pm CDT

Learn More

Online Dating Safety Tips for Seniors *VIRTUAL* – Texas

12:00 pm - 1:00 pm CDT

Learn More

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Research shows that an increased intake of fruits and veggies is correlated with lower incidence of dementia and cognitive decline. Here are 10 tricks for getting enough fruits and veggies in your diet:
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Helping you get the best care possible

We’re caring for patients in-person, by video, or over the phone—whichever way you’re most comfortable. If you do come into our Spring Branch office, we’re taking measures to keep you safe:

  • Cleaning exam rooms after every appointment
  • Wearing personal protective equipment
  • Requiring patients to wear masks
Learn more About Our COVID-19 Protocols

What our patients say about us