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

John a Ryan PHD PC

Organization Clinical Psychologist · NPI 1144456633

John a Ryan PHD PC is a Clinical Psychologist in Saint Clair Shores, Michigan. Licensed in Michigan. Registered with an NPI since 2009.

Licensed in
MI
In the registry since
2009
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

22811 Mack Ave Ste L3
Saint Clair Shores, MI 48080-2021
Phone: (586) 777-3988
Fax: (586) 777-9879
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 6301002572 (MI)

Record details

NPI number1144456633
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Ryan — Owner · (586) 777-3988
NPI enumeratedJune 10, 2009
Last updated in NPPESJune 10, 2009
Mailing address22811 Mack Ave, Suite L3, Saint Clair Shores, MI 48080-2021

Other providers in Saint Clair Shores