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

Dr. Warren William Sibilla Jr., PHD

Individual provider Psychoanalyst · NPI 1871790121

Dr. Warren William Sibilla Jr., PHD is a Psychoanalyst in South Bend, Indiana. Practices as a sole proprietor. Licensed in Indiana.

Licensed in
IN
In the registry since
2007
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.

See every abbreviation used in this directory →

Practice location Address checks out

105 E Jefferson Blvd Ste 500
South Bend, IN 46601-1922
Phone: (574) 232-4453
Fax: (574) 232-7718
Show map & directions

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

Specialties & licences

Psychoanalyst (primary) Taxonomy 102L00000X
Clinical Psychologist Taxonomy 103TC0700X · Licence 20040799 (IN)

Record details

NPI number1871790121
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJune 29, 2007
Last updated in NPPESSeptember 11, 2025