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Ryan B. Kieser, MD
About ProfilePoints™
3 Patient Reviews
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Office Hours

  • Mon:8:00am - 5:00pm
  • Tue:8:00am - 5:00pm
  • Wed:8:00am - 5:00pm
  • Thu:8:00am - 5:00pm
  • Fri:8:00am - 5:00pm

Ryan B. Kieser, MD

Internal Medicine Physician - Hematology, Obstetrician/Gynecologist - Gynecologic Oncology

Highlights

  • Has Online Scheduling

Biography

My goal as an oncologist is to provide my patients with the latest evidence-based medicine in a compassionate clinical environment.

Featured Review See More Reviews

I feel extremely lucky to have Dr. Keizer as my oncologist!…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
Houston Methodist Neal Cancer CenterDoctorateHematology and Medical OncologyNot Specified
The University of Texas, McGovern Medical SchoolDoctorateQuality Improvement and Patient SafetyNot Specified
The University of North TexasDoctorateBiochemistryNot Specified
American Board of Internal MedicineOther CertificationMedical Oncology and Hematology2023

Photos

Provider Profile 0Provider Profile 1

Specialties

Languages Spoken
English
Medical Specialties
  • Internal Medicine Physician - Sub-Specialty: Hematology
  • Obstetrician/Gynecologist - Sub-Specialty: Gynecologic Oncology
  • Internal Medicine Physician - Sub-Specialty: Medical Oncology

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5
Number of Reviews: 3
Most Recent Review: 12/10/2025
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Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere Not rated
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation

Listening Skills
Clear Explanations
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Verified Patient

“I feel extremely lucky to have D...”

I feel extremely lucky to have Dr. Keizer as my oncologist!

Anonymous 12/10/2025
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Verified Patient

“Always have Excellent communicat...”

Always have Excellent communication at Houston Methodist Clinic or Hospital

Anonymous 09/01/2025
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Verified Patient

“i've had the best care here ever...”

i've had the best care here ever, I feel like a queen every time I go in, everybody is so loving.

Anonymous 10/11/2025

Locations

Affiliated Practices

Practice Colleagues

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Monisha Singh, MD   -   Internal Medicine Physician, Obstetrician/Gynecologist
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Sai Pingali, MD   -   Family Medicine Physician, Internal Medicine Physician
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Siddhartha Ganguly, MD, FACP   -   Internal Medicine Physician
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Eleni Efstathiou, MD, PhD   -   Internal Medicine Physician
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Ryan B. Kieser, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Ryan B. Kieser, MD has not yet specified the insurance plans he accepts.
     

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