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

Individual provider Clinical Psychologist · NPI 1457801276

Dr. William Sisco, PSYD is a Clinical Psychologist in Traverse City, Michigan. Practices as a sole proprietor and works from 3 locations. Licensed in Virginia.

Licensed in
VA
In the registry since
2016
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

830 Cottageview Dr Ste 103
Traverse City, MI 49684-2373
Phone: (231) 631-7517
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 3793 Sandia Pl, Traverse City, MI 49684-4456 — (231) 631-7517
  • 6105d Arlington Blvd, Falls Church, VA 22044-2950 — (703) 819-6177

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 0810005386 (VA)

Record details

NPI number1457801276
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedOctober 4, 2016
Last updated in NPPESSeptember 11, 2025
Certification dateNovember 28, 2021
Mailing address830 Cottageview Dr Ste 103, Traverse City, MI 49684-2373

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