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

Dr. William Mack Bartels, PSYD

Individual provider Clinical Child & Adolescent Psychologist · NPI 1952548489

Dr. William Mack Bartels, PSYD is a Clinical Child & Adolescent Psychologist in Harriman, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2009
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

144 Route 17M
Harriman, NY 10926-3329
Phone: (914) 805-3094
Fax: (888) 894-4861
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Child & Adolescent Psychologist (primary) Taxonomy 103TC2200X · Licence 016948-1 (NY)

Record details

NPI number1952548489
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedJanuary 21, 2009
Last updated in NPPESMarch 14, 2009
Mailing address53 Otis Rd, Middletown, NY 10940-7607

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