Mary O'brien, RN-C, FNP, MS
Quick Facts
NPI Validation Status: Verified
Provider Overview
MARY O'BRIEN, RN-C, FNP, MS is a Nurse Practitioner provider based in Allendale, MI who has been registered with CMS since 2007. This NPI is currently Active under CMS NPPES registry.
Provider Details
Practice Location
Specialties & Licenses
Mailing Address
How to Use This NPI
For Insurance Billing
Use NPI 1336276864 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.
For Credentialing
Reference NPI 1336276864for provider credential verification. Hospital systems, state licensing boards, and CAQH directories query this number to verify the provider's active clinical status.
For Patients
Share NPI 1336276864 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.
Similar Providers in Allendale
Carol Finlayson, FNP
📍 Allendale, MI 49401-9396
Tina Howard, FNP
📍 Allendale, SC 29810-2715
Ryan Carlson, NP-C
📍 Allendale, MI 49401
Rocio Sanchez
📍 Allendale, MI 49401-8207
Samantha Mette, FNP-C
📍 Allendale, MI 49401-9396
Eric Tornga, FNP-C
📍 Allendale, MI 49401-9396
Other Healthcare Providers in Allendale
Michelle Gianturco, DO
Family MedicineAtrium Allendale Llc
Specialty not listedAllendale Family Practice
Family MedicineAllendale County Rescue Squad Inc
Specialty not listedMeghan Berry, ATC
Specialty not listedTodd Jager, ATC
Specialty not listedOther Nurse Practitioner Providers in Michigan
People Also Ask
What is Mary O'brien's NPI number?
Is Mary O'brien's NPI currently active?
What does Mary O'brien specialize in?
363LF0000X.