Dr. Ronald L. Drengler, MD

Medical Oncology

(1 review)
Accepting new patients 15 years of experience Offers telehealth


Dr. Ronald L. Drengler, MD is an Internist (Oncologist) in San Antonio, TX. He specializes in Medical Oncology, and has 15 years of experience. He graduated from Universidad Nacional De Asuncion and he is affiliated with Methodist Hospital and Methodist Heart Hospital.

Dr. Drengler works at South Texas Oncology and Hematology Pllc. He frequently treats conditions like Secondary Malignancies, Lymphosarcoma along with other conditions at varying frequencies. Dr. Drengler also conducts...

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Secondary Malignancies
Adrenal Gland Cancer
Anal and Rectal Cancer
Secondary Malignancies
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Adrenal Gland Cancer
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Anal and Rectal Cancer
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out of 5

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out of 5

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out of 5

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Apr 8, 2020

Dr. Drengler is an amazing oncologist who is thorough, knowledgeable, and friendly at each visit. He answers all questions and never rushes. His staff members are also thorough and helpful. It is great to be able to go to one site for all...

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About Dr. Ronald L. Drengler, MD


  • Medical Oncology

Years of Experience

15 years of experience

Languages Spoken

  • English
  • Spanish



NPI Number


Education & Certifications

Medical Education

  • Universidad Nacional De Asuncion


  • Michael Reese Hospital Med Center
  • University Hospital S Tx Med Center


South Texas Oncology and Hematology Pllc

4383 Medical Dr,

San Antonio, TX 78229


Admitting Hospitals

  • Methodist Heart Hospital
  • Methodist Hospital

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