Psychologist | General Psychology | 9+ years experience

Gillian Grannum, PHD

344 N Reading Rd, Ephrata, Pennsylvania, 17522-1651

About Gillian Grannum

Gillian Grannum is a psychologist based in Ephrata, Pennsylvania with 9 years of experience in General Psychology. She completed her graduation in 2017. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Gillian Grannum is PS018690 for Clinical Psychology in Pennsylvania. Her current practice location is 344 N Reading Rd, Ephrata. Patients can contact her at 717-738-1125 or can fax her at 717-738-0606. Gillian Grannum, PHD, specializes in General Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1407292162.

Gillian Grannum is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Gillian Grannum'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 Gillian Grannum
Specialization General Psychology
Credentials PHD
Accepts Medicare Assignment Yes
Experience 9+ years
Graduation Year 2017
Gender Female
Practice Address: 344 N Reading Rd,
Ephrata, PA - 17522-1651
Fax 717-738-0606

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 1355686437
Enrollment ID I20181218001127
NPI Number1407292162
NPI Enumeration Date: 21 May, 2013
NPI Last Update On: 16 Sep, 2024

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 Gillian Grannum are as mentioned below.

License NumberSpecializationStateStatus
PS018690Clinical Psychology PennsylvaniaPrimary
PS018690General Psychology PennsylvaniaSecondary

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Gillian Grannum is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Philhaven (8729991419)61

Other Medical Identifiers

Other professional identifiers associated with Gillian Grannum such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
103573403MedicaidPennsylvania
PS018690OtherPennsylvaniaSTATE LICENSE - PSYCHOLOGIST
14373031OtherCAQH ID

Mailing Address

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

Gillian Grannum
601 Memory Ln,
York, PA - 17402-2231
Phone: 717-851-1405
Fax: 717-851-6969

Book an Appointment with Gillian Grannum

To schedule an appointment, contact Gillian Grannum at 344 N Reading Rd, Ephrata, Pennsylvania or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Gillian Grannum:

Gillian Grannum is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Gillian Grannum has approximately 9 years of experience in Clinical Psychology.

Yes, Gillian Grannum accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Gillian Grannum 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.

Gillian Grannum practices at 344 N Reading Rd, Ephrata, Pennsylvania, 17522-1651.

To schedule an appointment with Gillian Grannum, please contact the office at 717-738-1125.

Reviews & Feedback

Have you visited Gillian Grannum? Share your experience to help others looking for a psychologist in Ephrata, PA.

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