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

HARRISON AND FELDHAUSEN PC

Active Organization

HARRISON AND FELDHAUSEN PC is a Psychiatric/Mental Health, Community CNS organization located in OLNEY, Maryland. NPI 1659492494 is currently active in the NPPES registry. Verify at CMS.

Psychiatric/Mental Health, Community CNS · OLNEY, MD

Registration Details

NPI Number
1659492494
Provider Type
Organization
NPI Issued
Apr 2, 2007 (19.410145758851 yrs)
Last Updated
Sep 11, 2025

Practice Information

Address
2923 OLNEY SANDY SPRING RD
#E
OLNEY, MD, 208321528
Browse MD providers · Browse ZIP 20832
Phone
3015704400
Primary Specialty
Psychiatric/Mental Health, Community CNS
364SP0808X
Data sourced from the NPPES National Provider Identifier registry. Healthcare organizations registered in NPPES are assigned an NPI number for use in insurance billing and claims. This information is for informational purposes only. For official verification, use the NPPES NPI Registry.