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

Individual provider Clinical Psychologist · NPI 1366070633

Dr. William Carl Haynes, PSYD is a Clinical Psychologist in Saint Louis, Missouri. Practices as a sole proprietor. Licensed in Missouri.

Licensed in
MO
In the registry since
2020
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

2639 Miami St 2 W
Saint Louis, MO 63118-3929
Phone: (314) 558-1112
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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 2013040111 (MO)

Record details

NPI number1366070633
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedMarch 31, 2020
Last updated in NPPESAugust 18, 2020
Certification dateAugust 18, 2020

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