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

Individual provider Clinical Psychologist · NPI 1467501502

Dr. John W Ringwald, PHD is a Clinical Psychologist in New Haven, Connecticut. Graduated from University of Michigan Medical School in 1973, 53 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Connecticut.

Years since qualifying
53
Trained at
University of Michigan Medical School
Licensed in
CT
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

400 Prospect St
New Haven, CT 06511-2181
Phone: (203) 776-4910
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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 000570 (CT)

Record details

NPI number1467501502
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 9, 2007
Last updated in NPPESNovember 2, 2011
Mailing address400 Prospect St, New Haven, CT 06511-2181

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1973 (53 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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