1. Home
  2. Directory
  3. Virginia
  4. Falls Church
  5. Nurse Anesthetist Certified Registered
  6. NPI Profile

KAREN E WASTLER CRNA
NPI 1346381084
Nurse Anesthetist, Certified Registered in Falls Church, VA

Active since February 08, 2007
3300 GALLOWS RD, FALLS CHURCH, VA 22042(703) 689-3138 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Karen E Wastler Crna NPPES

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

KAREN E WASTLER CRNA (NPI 1346381084) is an individual nurse anesthetist, certified registered in Falls Church, Virginia, licensed in Virginia (0001148061) and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1346381084
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameKAREN E WASTLERCredential: CRNA
Location Address3300 GALLOWS RDFalls Church, VA 22042-3307
Mailing Address255 W Michigan Ave, P. O. Box 1123Jackson, MI 49201-2218 · (517) 787-6440 · Fax (517) 787-4146
Phone(703) 689-3138
Sole ProprietorNo
Enumeration DateFebruary 8, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1346381084 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in VA · 0001148061
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
3300 GALLOWS RD, Falls Church, VA 22042
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Karen E Wastler Crna is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Karen Wastler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Old Dominion Anesthesia LLC
88 mi
Anesthesiology
1139 E HIGH ST STE 203
Charlottesville, VA 22902
  • Reassigned Medicare billing, District of Columbia and Virginia enrollments
  • 94 clinicians in this Medicare group
NPI 1902248677 (434) 817-8484

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

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 Karen Wastler's NPI number?

The NPI number for Karen Wastler is 1346381084. It was assigned to this individual provider in the NPPES registry on February 8, 2007.

Where is Karen Wastler located?

Karen Wastler practices at 3300 Gallows Rd, Falls Church, VA 22042. The listed phone number is (703) 689-3138.

What is Karen Wastler's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Karen Wastler enrolled in Medicare?

Yes. Karen Wastler is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Karen Wastler's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Wastler reassigns Medicare benefits to Old Dominion Anesthesia LLC (Charlottesville, VA). The 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 Karen Wastler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Karen Wastler was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.