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

Dr. Gregory John Estadt, PSYD

Individual provider Cognitive & Behavioral Psychologist · NPI 1740445261

Dr. Gregory John Estadt, PSYD is a Clinical Psychologist in Downingtown, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 2006, 20 years ago. Practices with Estadt Psychological Services LLC, a 9-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Pennsylvania.

Years since qualifying
20
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
PA
In the registry since
2008
Specialties on file
2
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

273 W Uchland Ave
Downingtown, PA 19335
Phone: (610) 873-4748
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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 PS016426 (PA)
Cognitive & Behavioral Psychologist Taxonomy 103TB0200X · Licence PS016426 (PA)

Record details

NPI number1740445261
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedJuly 24, 2008
Last updated in NPPESJuly 24, 2008
Mailing address273 W. Uchland Avenue, Downingtown, PA 19335

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2006 (20 years in practice)
Group practice Estadt Psychological Services Llc — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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