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

Mr. William Thomas Hammer, OTR

Individual provider Occupational Therapist · NPI 1144248345

Mr. William Thomas Hammer, OTR is an Occupational Therapist in Indianapolis, Indiana. Licensed in Indiana. Registered with an NPI since 2006.

Licensed in
IN
In the registry since
2006
What do these letters mean?
OTR — Occupational Therapist, Registered
A nationally registered occupational therapist.

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Practice location Address checks out

1481 W 10th St
Indianapolis, IN 46202-2803
Phone: (317) 988-2562
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X · Licence 1009045 (IN)

Record details

NPI number1144248345
Entity typeIndividual (Type 1)
GenderMale
Credentials OTR
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESJuly 8, 2007

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