1. Home
  2. Directory
  3. Virginia
  4. Falls Church
  5. Nurse Practitioner
  6. NPI Profile

ERIN M KEEHAN AGACNP
NPI 1336532035
Nurse Practitioner in Falls Church, VA

Active since March 05, 2015PECOS EnrolledAccepts Medicare Assignment
3300 GALLOWS RD, FALLS CHURCH, VA 22042(703) 776-4001(703) 776-7113 Get Directions Write a Review

NPPES record last updated: July 28, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Erin M Keehan Agacnp NPPES

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

ERIN M KEEHAN AGACNP (NPI 1336532035) is an individual nurse practitioner in Falls Church, Virginia, licensed in Virginia (0024181152) and active in the NPI registry since March 2015. She is enrolled in Medicare PECOS, is affiliated with Inova Loudoun Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1336532035
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameERIN M KEEHANCredential: AGACNP
Location Address3300 GALLOWS RDFalls Church, VA 22042-3307
Mailing AddressPo Box 37174Baltimore, MD 21297-3174 · (571) 423-5699 · Fax (571) 423-5698
Phone(703) 776-4001
Fax(703) 776-7113
Sole ProprietorNo
Medical School CMSVirginia Commonwealth University, School Of MedicineGraduated 2014
Enumeration DateMarch 5, 2015
Last NPPES UpdateJuly 28, 2021
NPPES CertifiedJuly 28, 2021
✔ NPI 1336532035 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in VA · 0024181152
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.
Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License 123 (DC)
3300 GALLOWS RD, Falls Church, VA 22042
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11160 Varnum St NE, Suite 100Washington, DC 20017-2107 · Phone (202) 832-1800
Location 22921 Telestar CtFalls Church, VA 22042-1205 · Phone (703) 280-5858 · Fax (703) 849-0874

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Erin M Keehan Agacnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID648590489
PECOS Enrollment IDI20150519002430
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Erin Keehan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Inova Health Care Services
Same address
Internal Medicine
3300 GALLOWS RD, PHYSICIAN SERVICES
Falls Church, VA 22042
  • Reassigned Medicare billing, District of Columbia enrollment
  • 49 clinicians in this Medicare group
NPI 1952320061 (703) 321-2627
Privia Medical Group, LLC
6.2 mi
Internal Medicine
950 N GLEBE RD STE 700
Arlington, VA 22203
  • Reassigned Medicare billing, District of Columbia enrollment
  • 1,534 clinicians in this Medicare group
NPI 1013042480 (571) 366-8850
District Hospital Partners L P
9.9 mi
General Acute Care Hospital
900 23RD ST NW
Washington, DC 20037
  • Reassigned Medicare billing, District of Columbia enrollment
  • 43 clinicians in this Medicare group
NPI 1487640207 (202) 715-4000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Inova Loudoun Hospital

Acute Care Hospitals · Leesburg, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490043
Location44045 Riverside ParkwayLeesburg, VA 20176 · Loudoun County
Emergency services Birthing friendly

Inova Fairfax Hospital

Acute Care Hospitals · Falls Church, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490063
Location3300 Gallows RoadFalls Church, VA 22042 · Fairfax County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22042 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ALLISON ELIZABETH TWEEDIE MD
Psychiatry & Neurology (Psychiatry)
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4001
DR. OLEG DOLGHI M.D
Obstetrics & Gynecology
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4001
MRS. CHERYL ANNE FRASER NP
Nurse Practitioner (Acute Care)
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4132
MISS CRYSTAL FALKE PA-C
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-3281
EMERGENCY MEDICINE ASSOCIATES
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4002
NARGES NAJMYAR PA-C
Physician Assistant
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 970-2670
SARAH MARAKOS DO
Pediatrics
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-6652
KARA STONE YOUNG CRNA
Nurse Anesthetist, Certified Registered
3300 GALLOWS RD
FALLS CHURCH, VA 22042
Fairfax County (703) 776-4001

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 Erin Keehan's NPI number?

The NPI number for Erin Keehan is 1336532035. It was assigned to this individual provider in the NPPES registry on March 5, 2015.

Where is Erin Keehan located?

Erin Keehan practices at 3300 Gallows Rd, Falls Church, VA 22042. The listed phone number is (703) 776-4001.

What is Erin Keehan's specialty?

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

Is Erin Keehan enrolled in Medicare?

Yes. Erin Keehan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Erin Keehan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erin Keehan reassigns Medicare benefits to 3 organizations: Inova Health Care Services (Falls Church, VA), Privia Medical Group, LLC (Arlington, VA) and District Hospital Partners L P (Washington, DC). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Erin Keehan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Erin Keehan accept?

Health plans from Oscar Health list Erin Keehan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Erin Keehan affiliated with any hospitals?

According to CMS data, Erin Keehan is affiliated with Inova Loudoun Hospital and Inova Fairfax Hospital.

When was this NPI record last updated?

The NPPES record for Erin Keehan was last updated on July 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.