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Oncology Specialist (cancer)
42 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Charles Haas:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

  • Currently 3 of 4 stars
Patient comments (1)

The overall average patient rating of Dr. Charles Haas is Good. Dr. Haas has been reviewed by 3 patients who have provided 1 comments. The rating is 3 out of 4 stars.

Patient Ratings
Ease of Appointment 3.3
  • Currently 3.3333333333333 of 4 stars
Promptness 3.5
  • Currently 3.5 of 4 stars
Courteous Staff 2.7
  • Currently 2.6666666666667 of 4 stars
Accurate Diagnosis 3.0
  • Currently 3 of 4 stars
Bedside Manner 3.7
  • Currently 3.6666666666667 of 4 stars
Spends Time with Me 3.7
  • Currently 3.6666666666667 of 4 stars
Follows Up After Visit 3.0
  • Currently 3 of 4 stars

Specialties & Research

  • He has special expertise in 4 areas:
  • Adult T-Cell Leukemia-Lymphoma
  • Gastrointestinal Cancer
  • Lung Cancer
  • Urogenital Cancer (Genitourinary)

Education & Awards

Dr. Haas graduated from University of Kansas , Kansas City.


Dr. Haas has 13 hospital affiliations:

  • East Texas Medical Center-Carthage 
  • East Texas Medical Center-Tyler 


  • Spanish

> > > > Dr. Charles Haas, MD

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Additional Information
Dr. Charles Haas MD is a male Oncologist , has 42 years of experience and practices in Medical Oncology.
Where does Dr. Charles Haas practice?
Dr. Charles Haas has 1 office location.
Dr. Charles Haas practices Medical Oncology near Tyler, TX.
See Tyler Oncologists.