Psychologist | Clinical Psychology | 40+ years experience

Dr. David J Longo, PH.D.

502 Mill St, Danville, Pennsylvania, 17821-1015

About Dr. David J Longo

Dr. David J Longo is a psychologist based in Danville, Pennsylvania with 40 years of experience in Clinical Psychology. He completed his graduation in 1986. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. David J Longo is PS005293L for Clinical Psychology in Pennsylvania. His current practice location is 502 Mill St, Danville. Patients can contact him at 570-271-1995. Dr. David J Longo, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1487621850.

Dr. David J Longo is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. David J Longo's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. David J Longo
Specialization Clinical Psychology
Credentials PH.D.
Accepts Medicare Assignment Yes
Experience 40+ years
Graduation Year 1986
Gender Male
Practice Address: 502 Mill St,
Danville, PA - 17821-1015

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

PAC ID 6305010083
Enrollment ID I20111115000090
NPI Number1487621850
NPI Enumeration Date: 03 Mar, 2006
NPI Last Update On: 13 Jul, 2026

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. David J Longo are as mentioned below.

License NumberSpecializationStateStatus
PS005293LClinical Psychology PennsylvaniaPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. David J Longo such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
1675644MedicaidPennsylvania

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. David J Longo
502 Mill St,
Danville, PA - 17821-1015
Phone: 570-271-1995

Book an Appointment with Dr. David J Longo

To schedule an appointment, contact Dr. David J Longo at 502 Mill St, Danville, Pennsylvania or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. David J Longo:

Dr. David J Longo is a psychologist specializing in Clinical Psychology. He is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Dr. David J Longo has approximately 40 years of experience in Clinical Psychology.

Yes, Dr. David J Longo accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. David J Longo is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. David J Longo practices at 502 Mill St, Danville, Pennsylvania, 17821-1015.

To schedule an appointment with Dr. David J Longo, please contact the office at 570-271-1995.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.