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John Sarmiento

John Sarmiento, MD

5.0232 ratings

Pediatrics

Video Visit
Accepting New Patients

Highlights

Age Groups Seen

  • Pediatrics

Languages

  • English

Provider Gender

Male

Care Team

Joseph Armstrong
Pediatrics
Banner Health Center plus

7701 West Aspera Boulevard, Suite 201, Glendale, AZ 85308

Available within 10 days
View Appointments
Tanya Pitts
Pediatrics
Banner Health Center plus

7701 West Aspera Boulevard, Suite 201, Glendale, AZ 85308

Available within 10 days
View Appointments
Mary Ellen Radosevich
Family Medicine
Banner Health Center

4375 East Irma Lane, Phoenix, AZ 85050

Available within 30 days
View Appointments

About John Sarmiento and Banner Safety Practices

Care Philosophy

I highly value patient communication and education because much of pediatric care revolves around keeping children well.

Interests & Activities

In my free time, I enjoy running, photography and gardening.

All Banner facilities are pleased to provide interpretation services to our patients and their companions for no charge - just ask when you arrive.

Hospital Affiliations

Banner Del E Webb Medical Center

Expertise

Education

  • Residency: Children's Hospital of Los Angeles, Pediatrics, 2005
  • Medical School: Albert Einstein College of Medicine, 2002

Board Certifications

  • Pediatrics: American Board of Pediatrics, 2005

Video

Locations

  1. Banner Health Center plus
    • 7701 West Aspera Boulevard, Suite 201, Glendale, AZ 85308

Testimonials

5 out of 5.0

232 ratings

All patient experience ratings and testimonials are submitted by actual patients and verified by a leading independent customer experience company. Patient identities are withheld to ensure confidentiality and privacy.

Search reviews
    5 out of 5 stars
    Reviewed on 11/13/2025

    Dr. Sarmiento is very patient and excellent at listening to my daughters and myself as we explain what is going on with them.

    5 out of 5 stars
    Reviewed on 10/7/2025

    He is very approachable, informative and very efficient.

    5 out of 5 stars
    Reviewed on 8/11/2025

    Friendly and knowledgeable

    5 out of 5 stars
    Reviewed on 7/14/2025

    He is thorough and knowledgeable. He is excellent at providing education for parents concerning newborn.

    5 out of 5 stars
    Reviewed on 6/15/2025

    Awesome Pediatrician!

    5 out of 5 stars
    Reviewed on 5/5/2025

    Excellent provider, knowledgeable. Never rushes us and always allows for questions.

    5 out of 5 stars
    Reviewed on 4/12/2025

    Consistent and caring

    5 out of 5 stars
    Reviewed on 4/6/2025

    Professional, knowledgeable

    5 out of 5 stars
    Reviewed on 4/1/2025

    He's kind, patient and very helpful answering questions.

    5 out of 5 stars
    Reviewed on 3/20/2025

    He is not just a paid Dr. but he has the passion and genuine concern on the well being of his patients. You can give your full trust to him to care for your loved ones.

    5 out of 5 stars
    Reviewed on 3/3/2025

    Best pediatrician ever!!!

    5 out of 5 stars
    Reviewed on 2/14/2025

    He listens to our concerns very well and always giving us important information related to our visit. He is very pleasant to talk to and makes us feel safe and comfortable.

    5 out of 5 stars
    Reviewed on 1/30/2025

    I will forever bring my son to Dr Sarmiento until I can't anymore

    5 out of 5 stars
    Reviewed on 1/21/2025

    Dr. Sarmiento is very professional and make us feel secure and safe under his care.

    5 out of 5 stars
    Reviewed on 1/8/2025

    Dr. Sarmiento was our child's first doctor and we then had several others who took his place at the practice near us. We now choose to drive over 30 min because he is by far the most knowledgeable, welcoming and accessible pediatrician we've met.

    5 out of 5 stars
    Reviewed on 12/30/2024

    He is excellent. He talks to the kids on their level.

    5 out of 5 stars
    Reviewed on 12/29/2024

    Easy going, knowledgeable, showed he truly cares about his patients.

    5 out of 5 stars
    Reviewed on 12/8/2024

    He was very helpful and got my son's problem under control

    5 out of 5 stars
    Reviewed on 12/6/2024

    Dr Sarmiento has been our pediatrician since 2013. At 3 different offices, but I'm glad he settled into this facility. He's a great Dr and the location is very convenient with all its amenities in one space.

    5 out of 5 stars
    Reviewed on 11/8/2024

    Dr Sarmiento was great!! We got in and out and he knew exactly how to help my daughter.

    5 out of 5 stars
    Reviewed on 10/28/2024

    He's a great dude with a happy demeanor. Can't express how delighted we are to have him as our doctor.

    5 out of 5 stars
    Reviewed on 9/28/2024

    Dr. Sarmiento is an amazing pediatrician!

    5 out of 5 stars
    Reviewed on 9/16/2024

    He is very patient with my kids and willing listens to all my concerns and explains well what care is needed and constantly asking if we still have any other health concern that needs to address.

    5 out of 5 stars
    Reviewed on 9/14/2024

    He is amazing! He was recommended to us! My son has been with him since he was a new born. We love him he's always smiling and addressing any of our concerns, he answers any questions we have and doesn't make us feel less than for what we may not know. Also he has these amazing handouts that have helped us with our sons development.

    5 out of 5 stars
    Reviewed on 8/19/2024

    Always a pleasure meeting with DR Sarmiento, he is very thorough, informative, and takes his time!

    5 out of 5 stars
    Reviewed on 7/5/2024

    He was very clear, informative, addressed our concerns, made the first visit less stressful, and submitted referral to urology.

    5 out of 5 stars
    Reviewed on 6/3/2024

    Best pediatrician we've had. We travel from surprise to see him. He is kind, helpful, and very knowledgeable.

    5 out of 5 stars
    Reviewed on 6/3/2024

    He was fabulous with my 2 grandboys and me. Patient, knowledgeable and informative.

    5 out of 5 stars
    Reviewed on 5/20/2024

    Dr. Sarmiento is very professional, knowledgeable and very easy to talk to. He always asks what else he can do for my child and is a great listener. He never makes us feel rushed.

    5 out of 5 stars
    Reviewed on 5/18/2024

    He's professional and patient, helps with questions we have about our child.

    5 out of 5 stars
    Reviewed on 5/13/2024

    Dr. Sarmiento is always welcoming and genuinely cares for my kid's health.

    5 out of 5 stars
    Reviewed on 4/6/2024

    He is so attentive and listens to any concerns we have. Always very nice and does not make us feel uncomfortable or anxious about the care of our little one

    5 out of 5 stars
    Reviewed on 1/6/2024

    He is a great pediatrician and very knowledgeable! You can tell he is genuine and cares about his patients!

    5 out of 5 stars
    Reviewed on 12/20/2023

    Dr. Sarmiento has seen my kids since they were babies, starting in Surprise, and we've followed him to the current location. I've always been happy with his care for my kids and ALWAYS feel comfortable expressing any concerns I have, and my kids feel the same. He has always created a positive experience for my kids and they look forward to their appointments with him! I'm incredibly grateful that my kids have such an awesome doctor!

    5 out of 5 stars
    Reviewed on 12/9/2023

    Best pediatrician we've worked with. He's very caring and talked the time too explain and talk us through all our concerns.

    5 out of 5 stars
    Reviewed on 12/7/2023

    Dr. Sarmiento is great at listening to our concerns and is very caring in providing treatment. He is also great with kids!

    5 out of 5 stars
    Reviewed on 10/19/2023

    Dr. Sarmiento is phenomenal and I have already recommended him more times than I can count! He is the reason we are at this clinic.

    5 out of 5 stars
    Reviewed on 10/8/2023

    He's always super kind, helpful, listens well and goes above and beyond.

    5 out of 5 stars
    Reviewed on 10/3/2023

    He's a very knowledgeable, caring and amazing!

    5 out of 5 stars
    Reviewed on 9/19/2023

    He is the most caring, knowledgeable, and problem oriented doctor I've ever known.

    5 out of 5 stars
    Reviewed on 9/13/2023

    He's amazing! Very knowledgeable, caring, compassionate and my daughter loves him!

    5 out of 5 stars
    Reviewed on 9/12/2023

    He treats every patient patiently.

    5 out of 5 stars
    Reviewed on 8/31/2023

    What a wonderful doctor! Cannot say enough about him. My daughter is very comfortable speaking to Dr. Sarmiento!

    5 out of 5 stars
    Reviewed on 8/24/2023

    He was so friendly and patient.

    5 out of 5 stars
    Reviewed on 8/12/2023

    Dr. Sarmiento was very thorough while also keeping my son calm and happy.

    5 out of 5 stars
    Reviewed on 8/11/2023

    He was caring, professional, and made sure all my questions were answered. Love it here and will enjoy future follow ups for my son.

    5 out of 5 stars
    Reviewed on 8/4/2023

    Kind. Patient. Knowledgeable. Caring.

    5 out of 5 stars
    Reviewed on 7/31/2023

    He was patient, kind and very thorough.

    5 out of 5 stars
    Reviewed on 7/22/2023

    He is very professional, easy going, knowledgeable.

    5 out of 5 stars
    Reviewed on 6/28/2023

    I would recommend him to all my family and friends! Such a fantastic doctor!

    5 out of 5 stars
    Reviewed on 6/12/2023

    Takes time to address all our concerns!

    5 out of 5 stars
    Reviewed on 6/4/2023

    Dr. Sarmiento is compassionate, listens to concerns and is very thorough in his examination and treatment. Greatly appreciate the time he takes with us.

    5 out of 5 stars
    Reviewed on 6/3/2023

    We love Dr. Sarmiento! He is very patient and always answers any questions we have!

    5 out of 5 stars
    Reviewed on 4/28/2023

    World class service

    5 out of 5 stars
    Reviewed on 4/24/2023

    Dr. Sarmiento is the best. He's so nice. He gives my child stickers.

    5 out of 5 stars
    Reviewed on 4/10/2023

    Dr .John Sarmiento is amazing! He took his time and listened to all of my concerns, and just made us feel so very welcome

    5 out of 5 stars
    Reviewed on 4/3/2023

    He always makes us feel comfortable and takes the best care of my kids

    5 out of 5 stars
    Reviewed on 3/27/2023

    Sarmiento was great.

    5 out of 5 stars
    Reviewed on 3/23/2023

    Dr. Sarmiento is so professional yet very down to earth and easy to talk to. He makes concerns very easy to address and always makes sure to cover all the bases.

    5 out of 5 stars
    Reviewed on 3/7/2023

    Dr. Sarmiento is wonderful.

    5 out of 5 stars
    Reviewed on 2/27/2023

    He is really competent and professional in what he does.

    5 out of 5 stars
    Reviewed on 12/19/2022

    Doctor Sarmiento and staff are wonderful, take time to listen to you and always explain things fully.

    5 out of 5 stars
    Reviewed on 12/4/2022

    We love Dr Sarmiento. Been seeing him for years and he does a great job. Is extremely personable, knowledgeable, and takes his time with us.

    5 out of 5 stars
    Reviewed on 11/12/2022

    Love the facility, but more importantly, love our provider! Dr. Sarmiento is the best there is!

    5 out of 5 stars
    Reviewed on 9/1/2022

    Dr. Sarmiento is amazing. Makes my daughter feel comfortable.

    5 out of 5 stars
    Reviewed on 8/22/2022

    Dr Sarmiento takes his time during appointments and is very thorough. He ordered xrays from an office in the same building. The xrays were taken immediately and Dr Sarmiento called us within an hour with the results. We are very satisfied with the level of care provided.

    5 out of 5 stars
    Reviewed on 3/7/2022

    Dr. Sarmiento, his staff and the building are wonderful.

    5 out of 5 stars
    Reviewed on 12/3/2021

    Very friendly clinic! Love Dr Sarmiento and would recommend him to anyone for peds.

    5 out of 5 stars
    Reviewed on 12/2/2021

    Love Dr. Sarmiento. He remembered is after not seeing him for almost 5 years

    5 out of 5 stars
    Reviewed on 11/14/2021

    Dr. Sarmiento and his staff are always the best to visit! Appointments are always quick and easy and they make sure my children are seen when they need to be with no issues. Dr. Sarmiento always follows up to check on them and I can't say how much that means to us!

    5 out of 5 stars
    Reviewed on 11/14/2021

    I love the new facility and that it is a one stop shop. While I'm sad that Dr. Sarmiento is no longer down the street in Vistancia, he is more than worth the short drive to the new facility.

    5 out of 5 stars
    Reviewed on 9/3/2021

    Very friendly and professional staff. I absolutely love Dr. Sarmiento. He is so patient with my son, and is very thorough. He never makes you feel rushed.

    5 out of 5 stars
    Reviewed on 8/5/2021

    Great new office. Dr. Sarmiento is fantastic!

    5 out of 5 stars
    Reviewed on 3/14/2021

    The nurses and front desk staff were extremely helpful. Dr. Sarmiento was wonderful with my son. He was very thorough and informative. He addressed all my concerns, and never made me feel rushed.

    5 out of 5 stars
    Reviewed on 2/1/2021

    Dr Sarmiento is excellent. He treats my child as a human, listening to him and never rushing us out.

    4 out of 5 stars
    Reviewed on 3/16/2023

    Professional

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Tanya Pitts
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Available within 10 days
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Joseph Armstrong
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Banner Health Center plus

7701 West Aspera Boulevard, Suite 201, Glendale, AZ 85308

Available within 10 days
View Appointments