Catherine Tierney, ACNP

ActiveIndividual ProviderNurse Practitioner
NPI issued: July 9, 2007

Quick Facts

NPI Number
1457559791
TypeIndividual
StatusActive
SpecialtyNurse Practitioner
Taxonomy363LA2100X — Nurse Practitioner
Phone
(703) 558-6300
StateVA

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1457559791)
✅Active status confirmed
✅Verified by CMS NPPES Registry
✅HIPAA compliant identifier
✅Enumeration date on file (July 9, 2007)
Data source: CMS NPPES

Provider Overview

CATHERINE TIERNEY, ACNP is a Nurse Practitioner provider based in Arlington, VA who has been registered with CMS since 2007. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1457559791
Provider TypeIndividual Provider
GenderFemale
CredentialACNP
StatusActive
Enumeration DateJuly 9, 2007

Practice Location

CityArlington
StateVA
ZIP Code22205-3610
Phone(703) 558-6300

Specialties & Licenses

★ Primary
SpecialtyNurse Practitioner
Taxonomy Code363LA2100X
License StateVA

Mailing Address

CityArlington
StateVA
ZIP Code22205-3610
Phone(703) 558-6300
Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1457559791 in Box 33 of the CMS-1500 claim form. This number is required by all major insurance carriers to identify the billing provider and process electronic medical claims.

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For Credentialing

Reference NPI 1457559791for provider credential verification. Hospital systems, state licensing boards, and CAQH directories query this number to verify the provider's active clinical status.

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For Patients

Share NPI 1457559791 with your insurance company. If you need to verify out-of-network benefits or file a reimbursement claim, your insurance provider will require this number to process it.

About Nurse Practitioner

Family Nurse Practitioners (FNPs) provide comprehensive primary healthcare services across the lifespan, including diagnostic assessments, prescribing medications, and disease prevention education.

Browse all Nurse Practitionerproviders →
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25,422
Nurse Practitioner Providers in the US

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People Also Ask

What is Catherine Tierney's NPI number?
Catherine Tierney's NPI number is 1457559791, a unique 10-digit identifier issued by the Centers for Medicare & Medicaid Services (CMS).
Is Catherine Tierney's NPI currently active?
Yes, Catherine Tierney's NPI status is Active as of the latest CMS NPPES database updates.
What does Catherine Tierney specialize in?
Catherine Tierney specializes in Nurse Practitioner. The healthcare taxonomy code associated with this specialty is 363LA2100X.
Where does Catherine Tierney practice?
Catherine Tierney practices in Arlington, VA 22205-3610.
When was Catherine Tierney's NPI issued?
Catherine Tierney's NPI was issued on July 9, 2007.
What is Catherine Tierney's provider type?
Catherine Tierney is registered as an Individual Provider under CMS NPI Type 1.