Dr. Dianna E. Washington
PH.D | Clinical Psychologist
8811 Colesville Rd, Suite 105, Silver Spring
Maryland, 20910-4343
301-587-8307 Maps & DirectionsDr. Dianna E. Washington is a Silver Spring, Maryland based psychologist who is specialized in Clinical Psychology. Active license number of Dr. Dianna E. Washington is 1317 for General Psychology in District Of Columbia. Her current practice location is 8811 Colesville Rd, Suite 105, Silver Spring. Patients can reach her at 301-587-8307. Dr. Dianna E. Washington is PH.D in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1376685842.
Dr. Dianna E. Washington 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.
Complete Profile:
Dr. Dianna E. Washington speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. Dianna E. Washington |
| Specialization: | Clinical Psychology |
| Gender: | Female |
| Credentials: | PH.D |
| Practice Address: | 8811 Colesville Rd, Suite 105, Silver Spring,
Maryland, 20910-4343 |
| Phone: | 301-587-8307 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1376685842 |
| NPI Enumeration Date: | 13 Feb, 2007 |
| NPI Last Update On: | 11 Sep, 2025 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Dianna E. Washington are as mentioned below.
| License Number | Specialization | State | Status | |
| 1317 | General Psychology | District Of Columbia | Primary | |
| 01771 | Clinical Psychology | Maryland | Secondary | |
| 1317 | Clinical Psychology | District Of Columbia | Secondary | |
| 01771 | General Psychology | Maryland | Secondary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. Dianna E. Washington
14547 Jaystone Dr,
Silver Spring, Maryland |
| Zip: | 20905-7404 |
| Phone Number: | 301-587-8307 |
Patients can reach Dr. Dianna E. Washington at
8811 Colesville Rd, Suite 105, Silver Spring, Maryland or can
call to book an appointment on 301-587-8307.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.