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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

BARBARA B CLARK CRNP
NPI 1669459707
Nurse Practitioner - Family in Bethesda, MD

Active since December 29, 2005
9309 OLD GEORGETOWN RD, BETHESDA, MD 20814(301) 841-0835 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Barbara B Clark Crnp NPPES

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

BARBARA B CLARK CRNP (NPI 1669459707) is an individual family provider in Bethesda, Maryland, licensed in Maryland (R106549) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1669459707
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameBARBARA B CLARKCredential: CRNP
Location Address9309 OLD GEORGETOWN RDBethesda, MD 20814-1620
Mailing Address1701 Forest Glen RdSilver Spring, MD 20910-1409 · (301) 681-3619
Phone(301) 841-0835
Sole ProprietorNo
Enumeration DateDecember 29, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1669459707 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MD · R106549
9309 OLD GEORGETOWN RD, Bethesda, MD 20814
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Other Providers at the Same Location NPPES 16

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

ESTHER VANESSA ROCHA LMSW
Social Worker (Clinical)
9309 OLD GEORGETOWN RD
BETHESDA, MD 20814
Montgomery County (301) 493-2400
MS. BARBARA LYNN BEUCHERT CRNP
Registered Nurse (Community Health)
9309 OLD GEORGETOWN RD
BETHESDA, MD 20814
Montgomery County (301) 493-2400
MS. KATHLEEN ANN LUTON CRNP
Nurse Practitioner (Adult Health)
9309 OLD GEORGETOWN RD
BETHESDA, MD 20814
Montgomery County (301) 841-0835
MARJORIE WATTERS PRAY RN/NP
Nurse Practitioner (Primary Care)
9309 OLD GEORGETOWN RD
BETHESDA, MD 20814
Montgomery County (301) 229-7624
VIVECA BHAT LIVEZEY MD
Psychiatry & Neurology (Neurology)
9309 OLD GEORGETOWN RD
BETHESDA, MD 20814
Montgomery County (240) 777-3131
CODY LEGLER DNP, NP-BC
Nurse Practitioner (Adult Health)
9309 OLD GEORGETOWN RD
BETHESDA, MD 20814
Montgomery County (301) 493-2400
MS. LESLIE ANN KOLE P.A.-C
Physician Assistant
9309 OLD GEORGETOWN RD
BETHESDA, MD 20814
Montgomery County (240) 631-1568
DR. LAURA MARIE ST. MARTIN MD
Family Medicine
9309 OLD GEORGETOWN RD
BETHESDA, MD 20814
Montgomery County (301) 493-2400

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 Barbara Clark's NPI number?

The NPI number for Barbara Clark is 1669459707. It was assigned to this individual provider in the NPPES registry on December 29, 2005.

Where is Barbara Clark located?

Barbara Clark practices at 9309 Old Georgetown Rd, Bethesda, MD 20814. The listed phone number is (301) 841-0835.

What is Barbara Clark's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

When was this NPI record last updated?

The NPPES record for Barbara Clark was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.