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

Linda Nail Summers, PSYD

Individual provider Clinical Psychologist · NPI 1639107584

Linda Nail Summers, PSYD is a Clinical Psychologist in Collinsville, Illinois. Qualified in 1986, 40 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Florida, Illinois and Pennsylvania.

Years since qualifying
40
Licensed in
FL, IL, PA
In the registry since
2006
Specialties on file
3
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

115 Briar Rdg
Collinsville, IL 62234-6878
Phone: (618) 300-9184
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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 071010897 (IL)
Clinical Psychologist Taxonomy 103TC0700X · Licence PS019820 (PA)
Clinical Psychologist Taxonomy 103TC0700X · Licence PY4016 (FL)

Record details

NPI number1639107584
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorYes
NPI enumeratedJune 29, 2006
Last updated in NPPESJune 20, 2023
Certification dateJune 20, 2023

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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