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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. Cassandra Key:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (8)

The overall average patient rating of Dr. Cassandra Key, Internist, Geriatrician is Excellent. Dr. Key has been reviewed by 23 patients who have provided 8 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.2
Promptness 3.8
Courteous Staff 4.4
Accurate Diagnosis 4.4
Bedside Manner 4.8
Spends Time with Me 4.7
Follows Up After Visit 4.1

Specialties & Research

Dr. Cassandra Key, MD is board certified in Internal Medicine and Geriatric Medicine.

  • She has special expertise in 6 areas:
  • Alzheimer Disease
  • Asthma
  • Diabetes
  • High Cholesterol (Hypercholesterolemia)
  • Obesity
  • Osteoporosis

Education & Awards

Dr. Key graduated from The University of Texas at San Antonio. She has 5 awards.

Patients' Choice Award (2012 - 2014)
Compassionate Doctor Recognition (2012, 2014)
Top 10 Doctor - Neighborhood (2014)
Stone Oak
Top 10 Doctor - Metro Area (2014)
Greater San Antonio
Top 10 Doctor - City (2014)
San Antonio, TX


Dr. Key has 1 hospital affiliations:

  • Methodist Stone Oak Hospital 

> > > > Dr. Cassandra Key, MD

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Additional Information
Dr. Cassandra Charis Key MD is a female Internist, has 5 years of experience and practices in Internal Medicine and Geriatric Medicine.
Where does Dr. Cassandra C. Key practice?
Dr. Cassandra Key has 1 office location.
Dr. Cassandra Key practices Internal Medicine and Geriatric Medicine near San Antonio, TX.
See San Antonio Internists and San Antonio Geriatric Doctors.