DoctorDataHub
Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

DR. JOYCE FIVEHOUSE DERBY, PH.D.

Active Sole Proprietor

DR. JOYCE FIVEHOUSE DERBY, PH.D. is a Psychologist healthcare provider located in OLNEY, Maryland. NPI 1538200399 is currently active in the NPPES registry. Verify at CMS.

Psychologist · OLNEY, MD

Registration Details

NPI Number
1538200399
Provider Type
Individual
Gender
Female
NPI Issued
Feb 12, 2007 (19.463115369924 yrs)
Last Updated
Sep 11, 2025
Licenses
03079 (MD)
03079 (MD)
03079 (MD)
Sole Proprietor
Yes

Practice Information

Address
2915 OLNEY SANDY SPRING RD STE B
OLNEY, MD, 208323502
Browse MD providers · Browse ZIP 20832
Phone
3015707500
Primary Specialty
Psychologist
103T00000X
Additional Specialty
Child, Clinical Psychologist
Additional Specialty
Psychologist

Other Psychologist Providers in OLNEY, MD

Name Credential NPI
DR. GERALD DAVID OSTER PH.D. 1528181906
DR. SARAH K. LOVE PHD 1710207568
MEL ENGLISH PSYD, LP 1922620574
DONALD JAY PALMER PH.D. 1588288187
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.