Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Ana Elizabeth Markelz, MD

Individual provider Infectious Disease Physician · NPI 1427249259

Dr. Ana Elizabeth Markelz, MD is an Infectious Disease Physician in Fort Sam Houston, Texas. Licensed in Virginia. Registered with an NPI since 2007.

Licensed in
VA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3551 Roger Brooke Dr Mche-Qd Bldg 3600
Fort Sam Houston, TX 78234-4501
Phone: (210) 916-5554
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 0101242988 (VA)

Record details

NPI number1427249259
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 7, 2007
Last updated in NPPESJuly 6, 2012

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