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

Dr. Roy David Hammer, MD

Individual provider Psychiatry Physician · NPI 1659556629

Dr. Roy David Hammer, MD is a Psychiatry Physician in Austin, Texas. Licensed in Texas. Registered with an NPI since 2008.

Licensed in
TX
In the registry since
2008
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

1315 W 6th St
Austin, TX 78703-5210
Phone: (512) 415-8848
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence E8534 (TX)

Record details

NPI number1659556629
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 8, 2008
Last updated in NPPESJanuary 8, 2008

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