Mrs Kerrianne O'brien Barreto, NP-C - Medicare Nurse Practitioner in Worcester, MA

Mrs Kerrianne O'brien Barreto, NP-C is a medicare enrolled "Nurse Practitioner - Acute Care" in Worcester, Massachusetts. She graduated from nursing school in 2014 and has 10 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Integral Health Partners Llc and her current practice location is 416 Belmont Street, Worcester Internal Medicine, Worcester, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (508) 756-6609.

Mrs Kerrianne O'brien Barreto is licensed to practice in Massachusetts (license number RN283028) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1124421862.

Contact Information

Mrs Kerrianne O'brien Barreto, NP-C
416 Belmont Street, Worcester Internal Medicine,
Worcester, MA 01604-1086
(508) 756-6609
Not Available

Map and Direction




Provider's Profile

Full NameMrs Kerrianne O'brien Barreto
GenderFemale
SpecialityNurse Practitioner
Experience10 Years
Location416 Belmont Street, Worcester, Massachusetts
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mrs Kerrianne O'brien Barreto graduated from nursing school in 2014
  NPI Data:
  • NPI Number: 1124421862
  • Provider Enumeration Date: 10/08/2014
  • Last Update Date: 03/05/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 3476870254
  • Enrollment ID: I20190301000866

Medical Identifiers

Medical identifiers for Mrs Kerrianne O'brien Barreto such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124421862NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2100XNurse Practitioner - Acute Care RN283028 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Integral Health Partners Llc22648420876

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Mrs Kerrianne O'brien Barreto allows following entities to bill medicare on her behalf.
Entity NameWorcester Internal Medicine, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063565422
PECOS PAC ID: 8022089440
Enrollment ID: O20040802000222
Entity NameIntegral Health Partners Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679183545
PECOS PAC ID: 2264842087
Enrollment ID: O20201106001479

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Mrs Kerrianne O'brien Barreto is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Mrs Kerrianne O'brien Barreto, NP-C
416 Belmont Street, Worcester Internal Medicine,
Worcester, MA 01604-1086

Ph: (508) 756-6609
Mrs Kerrianne O'brien Barreto, NP-C
416 Belmont Street, Worcester Internal Medicine,
Worcester, MA 01604-1086

Ph: (508) 756-6609

Reviews and Comments


Nurse Practitioner Nurses in Worcester, MA

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Medicare: Accepting Medicare Assignments
Practice Location: 119 Belmont St, Worcester, MA 01605
Phone: 508-334-8934    Fax: 508-334-5248

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.