Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MRS. RUTH M KLUG RN MS CPNP
NPI 1730148974
Nurse Practitioner in Herndon, VA

Active since March 17, 2006
2579 JOHN MILTON DR, 310, HERNDON, VA 20171(703) 860-4200(703) 860-1528 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Mrs. Ruth M Klug Rn Ms Cpnp NPPES

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

MRS. RUTH M KLUG RN MS CPNP (NPI 1730148974) is an individual nurse practitioner in Herndon, Virginia, licensed in Virginia (0024123433) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1730148974
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. RUTH M KLUGCredential: RN MS CPNP
Location Address2579 JOHN MILTON DR, 310Herndon, VA 20171
Mailing Address10400 Eaton Place, 410Fairfax, VA 22030 · (703) 359-5160 · Fax (703) 383-9574
Fax(703) 860-1528
Sole ProprietorNo
Enumeration DateMarch 17, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1730148974 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 VA · 0024123433
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.

2579 JOHN MILTON DR, Herndon, VA 20171

Other Names 1

Former Name (1)Ruth Maring

Other Providers at the Same Location NPPES 12

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

Dentist (Dental Public Health)
2579 JOHN MILTON DR, #250
OAK HILL, VA 20171
Physical Therapist
2579 JOHN MILTON DR, SUITE 120
HERNDON, VA 20171
Dentist (General Practice)
2579 JOHN MILTON DR
HERNDON, VA 20171
Physical Therapy Assistant
2579 JOHN MILTON DR, SUITE 120
HERNDON, VA 20171
Dentist (General Practice)
2579 JOHN MILTON DR, STE. 350
HERNDON, VA 20171
Physical Therapy Assistant
2579 JOHN MILTON DR, SUITE 120
HERNDON, VA 20171
Physical Therapy Assistant
2579 JOHN MILTON DR, SUITE 120
HERNDON, VA 20171
Physical Therapy Assistant
2579 JOHN MILTON DR, SUITE 120
HERNDON, VA 20171

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 Ruth Klug's NPI number?

The NPI number for Ruth Klug is 1730148974. It was assigned to this individual provider in the NPPES registry on March 17, 2006. The provider is also known as Ruth Maring.

Where is Ruth Klug located?

Ruth Klug practices at 2579 John Milton Dr 310, Herndon, VA 20171. The listed phone number is (703) 860-4200.

What is Ruth Klug'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 Ruth Klug was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.