Dr. Joyce Fivehouse Derby
PH.D. | Clinical Psychologist | 32+ years Exp
2915 Olney Sandy Spring Rd Ste B, Olney
Maryland, 20832-3502
301-570-7500 Maps & DirectionsDr. Joyce Fivehouse Derby is a Olney, Maryland based psychologist with 32 years of experience in Clinical Psychology. She completed her graduation in 1993. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Joyce Fivehouse Derby is 03079 for General Psychology in Maryland. Her current practice location is 2915 Olney Sandy Spring Rd Ste B, Olney. Patients can reach her at 301-570-7500. Dr. Joyce Fivehouse Derby is PH.D. in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1538200399.
Dr. Joyce Fivehouse Derby 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. Joyce Fivehouse Derby 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. Joyce Fivehouse Derby |
| Specialization: | Clinical Psychology |
| Gender: | Female |
| Credentials: | PH.D. |
| Experience: | 32+ years |
| Medical School Attended: | Other |
| Graduation Year: | 1993 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 2915 Olney Sandy Spring Rd Ste B, Olney,
Maryland, 20832-3502 |
| Phone: | 301-570-7500 |
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.
| PAC ID: | 7517945330 |
| Enrollment ID: | I20100504000435 |
| NPI Number: | 1538200399 |
| NPI Enumeration Date: | 12 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. Joyce Fivehouse Derby are as mentioned below.
| License Number | Specialization | State | Status | |
| 03079 | General Psychology | Maryland | Primary | |
| 03079 | Clinical Psychology | Maryland | Secondary | |
| 03079 | Clinical Child & Adolescent Psychology | Maryland | Secondary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. Joyce Fivehouse Derby such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 124466 | Other | Maryland | APS |
| 3838 0001 | Other | | BLUE CROSS BLUE SHIELD |
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. Joyce Fivehouse Derby
4900 Continental Dr,
Olney, Maryland |
| Zip: | 20832-2972 |
| Phone Number: | 301-570-1513 |
| Fax Number: | 310-260-8218 |
Patients can reach Dr. Joyce Fivehouse Derby at
2915 Olney Sandy Spring Rd Ste B, Olney, Maryland or can
call to book an appointment on 301-570-7500.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.