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KAREN A HENNESSY CRNP
NPI 1891137097
Nurse Practitioner in Washington, DC

Active since July 29, 2013
3800 RESERVOIR RD NW, WASHINGTON, DC 20007(703) 558-1456 Get Directions Write a Review

NPPES record last updated: July 29, 2013. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Karen A Hennessy Crnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KAREN A HENNESSY CRNP (NPI 1891137097) is an individual nurse practitioner in Washington, District Of Columbia, licensed in District Of Columbia (RN1005924) and active in the NPI registry since July 2013.

NPPES Registry Identity

NPI1891137097
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKAREN A HENNESSYCredential: CRNP
Location Address3800 RESERVOIR RD NWWashington, DC 20007-2113
Mailing AddressPo Box 418283Boston, MA 02241-8283
Phone(703) 558-1456
Sole ProprietorNo
Enumeration DateJuly 29, 2013
✔ NPI 1891137097 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in DC · RN1005924
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
3800 RESERVOIR RD NW, Washington, DC 20007
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. KAUSTUBH SUBHASH YADWADKAR M.D.
Radiology (Diagnostic Radiology)
3800 RESERVOIR RD NW, CG201
WASHINGTON, DC 20007
District of Columbia (304) 206-7595
FRED MO MD
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-8766
SEBLE YIRGA
Nurse Practitioner (Family)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-7265
ARLETTE THOMPSON-PILE
Physical Therapy Assistant
3800 RESERVOIR RD NW, PHYSICAL MEDICINE AND REHBAILITATION DEPARTMENT
WASHINGTON, DC 20007
District of Columbia (202) 444-3689
JENNA ELIZABETH HOROWITZ
Physician Assistant (Surgical)
3800 RESERVOIR RD NW, NEUROSURGERY DEPARTMENT
WASHINGTON, DC 20007
District of Columbia (202) 444-2000
HALEY SWANSON FOSTER M.D.
Radiology (Vascular & Interventional Radiology)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-5022
SOPHIA RIZVI MD
Radiology (Radiation Oncology)
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-2000
CLAIRE DALBY MD
Student in an Organized Health Care Education/Training Program
3800 RESERVOIR RD NW
WASHINGTON, DC 20007
District of Columbia (202) 444-7106

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karen Hennessy's NPI number?

The NPI number for Karen Hennessy is 1891137097. It was assigned to this individual provider in the NPPES registry on July 29, 2013.

Where is Karen Hennessy located?

Karen Hennessy practices at 3800 Reservoir Rd NW, Washington, DC 20007. The listed phone number is (703) 558-1456.

What is Karen Hennessy's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

When was this NPI record last updated?

The NPPES record for Karen Hennessy was last updated on July 29, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.