Jon Tierney, RN

ActiveIndividual ProviderRegistered Nurse
NPI issued: April 6, 2026

Quick Facts

NPI Number
1225979941
TypeIndividual
StatusActive
SpecialtyRegistered Nurse
Taxonomy163W00000X — Registered Nurse
Phone
(207) 461-4338
StateME

NPI Validation Status: Verified

Valid 10-digit NPI number (1225979941)
Active status confirmed
Verified by CMS NPPES Registry
HIPAA compliant identifier
Enumeration date on file (April 6, 2026)
Data source: CMS NPPES

Provider Overview

JON TIERNEY, RN is a Registered Nurse provider based in Bar Harbor, ME who has been registered with CMS since 2026. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1225979941
Provider TypeIndividual Provider
GenderMale
CredentialRN
StatusActive
Enumeration DateApril 6, 2026

Practice Location

CityBar Harbor
StateME
ZIP Code04609-1739
Phone(207) 461-4338

Specialties & Licenses

★ Primary
SpecialtyRegistered Nurse
Taxonomy Code163W00000X
License StateME

Mailing Address

CityBar Harbor
StateME
ZIP Code04609-1739
Phone(207) 461-4338
Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1225979941 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 1225979941for 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 1225979941 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 Registered Nurse

Registered Nurses (RNs) evaluate patient health, administer medications and treatments, coordinate clinical care plans, and educate patients and families about health conditions.

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184,414
Registered Nurse Providers in the US

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People Also Ask

What is Jon Tierney's NPI number?
Jon Tierney's NPI number is 1225979941, a unique 10-digit identifier issued by the Centers for Medicare & Medicaid Services (CMS).
Is Jon Tierney's NPI currently active?
Yes, Jon Tierney's NPI status is Active as of the latest CMS NPPES database updates.
What does Jon Tierney specialize in?
Jon Tierney specializes in Registered Nurse. The healthcare taxonomy code associated with this specialty is 163W00000X.
Where does Jon Tierney practice?
Jon Tierney practices in Bar Harbor, ME 04609-1739.
When was Jon Tierney's NPI issued?
Jon Tierney's NPI was issued on April 6, 2026.
What is Jon Tierney's provider type?
Jon Tierney is registered as an Individual Provider under CMS NPI Type 1.