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

Dr. William Warzak, PHD

Individual provider Cognitive & Behavioral Psychologist · NPI 1124103213

Dr. William Warzak, PHD is a Cognitive & Behavioral Psychologist in Omaha, Nebraska. Licensed in Nebraska. Registered with an NPI since 2006.

Licensed in
NE
In the registry since
2006
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

985450 Nebraska Med Ctr
Omaha, NE 68198-5450
Phone: (402) 559-8943
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cognitive & Behavioral Psychologist (primary) Taxonomy 103TB0200X · Licence 249 (NE)

Record details

NPI number1124103213
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedOctober 26, 2006
Last updated in NPPESJuly 8, 2007
Mailing address985450 Nebraska Med Ctr, Omaha, NE 68198-5450

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