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

Individual provider Psychologist · NPI 1780969238

Dr. Mark Powless, PHD is a Psychologist in Milwaukee, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2011.

Licensed in
WI
In the registry since
2011
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1711 S 11th St
Milwaukee, WI 53204-3310 Not confirmed with CMS for 12 years — call before visiting
Phone: (414) 383-9526
Fax: (414) 469-2719
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 2967-57 (WI)
Psychologist Taxonomy 103T00000X · Licence 380260 (WI)

Record details

NPI number1780969238
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedOctober 17, 2011
Last updated in NPPESSeptember 9, 2014

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