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

Individual provider Emergency Medicine Physician · NPI 1841280740

Byron Cadwallader Freemyer, MD is an Emergency Medicine Physician in San Antonio, Texas. Practices as a sole proprietor. Licensed in Texas.

Licensed in
TX
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

111 Dallas St Emergency Rm
San Antonio, TX 78205-1201
Phone: (210) 614-0180
Fax: (210) 615-7170
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence H1961 (TX)

Record details

NPI number1841280740
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 24, 2005
Last updated in NPPESDecember 7, 2009

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