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

P. Douglas Callan & Assoc Ltd

Organization Clinical Psychologist · NPI 1124233549

P. Douglas Callan & Assoc Ltd is a Clinical Psychologist in Fenton, Michigan. Licensed in Michigan. Registered with an NPI since 2007.

Licensed in
MI
In the registry since
2007
What do these letters mean?
Ltd — Limited
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1361 N Long Lake Rd
Fenton, MI 48430-8867
Phone: (810) 629-6549
Fax: (810) 629-0614
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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 6301002282 (MI)

Record details

NPI number1124233549
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Paul Callan — Psychologist · (810) 629-6549
NPI enumeratedMay 11, 2007
Last updated in NPPESMarch 14, 2013
Mailing address1361 N Long Lake Rd, Fenton, MI 48430-8867

Other providers in Fenton