Derry Psychiatric Services, P.c. is a psychiatry clinic located in Harrisburg, Pennsylvania. The clinic is located at 4829 Derry St, Harrisburg, PA and can be reached at 717-579-2992. The authorized official for Derry Psychiatric Services, P.c. is Dr. Daisy Williams,
who serves as the clinic’s Owner. He/She can be contacted at 717-579-2992. The clinic’s primary license number in Pennsylvania is OS-008202-L (Child & Adolescent Psychiatry) . Derry Psychiatric Services, P.c. Clinic specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Clinic Information
Derry Psychiatric Services, P.c. Clinic's specialty, address, contact phone number and fax are as below. Patients can contact the clinic at the given phone number for appointments.
Clinic Name Derry Psychiatric Services, P.c.
Specialization Psychiatry
Practice Address 4829 Derry St, Harrisburg, PA - 17111-3441
Officially authorized person to contact for any management issues or complaints for this clinic are as below. Person's position and contact details are also mentioned below.
Name Dr. Daisy Williams
Position Owner
Contact Number 717-579-2992
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.
NPI Number1932235751
NPI Enumeration Date: 26 Feb, 2007
NPI Last Update On: 11 Sep, 2025
Medical Licenses
Organizations can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Derry Psychiatric Services, P.c. are as mentioned below.
Below are some commonly asked questions about Derry Psychiatric Services, P.c. clinic:
Derry Psychiatric Services, P.c. is a psychiatry clinic specializing in Psychiatry.
Derry Psychiatric Services, P.c. is located at 4829 Derry St, Harrisburg, Pennsylvania 17111-3441.
Patients can contact Derry Psychiatric Services, P.c. at 717-579-2992
for inquiries about its services and appointments.
Please contact Derry Psychiatric Services, P.c. directly to inquire about
new-patient availability and appointment options.
* Availability may change.
Derry Psychiatric Services, P.c. specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Patients can contact Derry Psychiatric Services, P.c. at 717-579-2992
to inquire about appointments, consultation requirements
and available services.
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