Mrs. Kerrianne O'brien Barreto

NP-C | Nurse Practitioner - Acute Care | 11+ years Exp

416 Belmont St, Worcester
  Massachusetts, 01604
915-667-2684
Accepts Medicare Nurse Anesthetist in Worcester, Massachusetts.
Mrs. Kerrianne O'brien Barreto is a Worcester, Massachusetts based nurse practitioner with 11 years of experience in Acute Care. She completed her graduation in 2014. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Mrs. Kerrianne O'brien Barreto is RN283028 for Acute Care in Massachusetts. Her current practice location is 416 Belmont St, Worcester. Patients can reach her at 915-667-2684. Mrs. Kerrianne O'brien Barreto is NP-C with specialization in Acute Care and her NPI number (Unique professional ID assigned by NPPES) is 1124421862.
Mrs. Kerrianne O'brien Barreto is a licensed independent practitioner and may autonomously provide care. She provides advanced nursing care across the continuum of health care services to meet the specialized physiologic and psychological needs of patients with acute, critical, and/or complex chronic health conditions. This care is continuous and comprehensive and may be provided in any setting where the patient may be found.
Complete Profile:
Mrs. Kerrianne O'brien Barreto speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Mrs. Kerrianne O'brien Barreto
Specialization: Acute Care Nurse Practitioner (ACNP)
Gender:Female
Credentials: NP-C
Experience: 11+ years
Medical School Attended:Other
Graduation Year:2014
Accepts Medicare Assignment:Yes
Practice Address:416 Belmont St, Worcester,
Massachusetts, 01604
Phone:915-667-2684
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
PAC ID: 3476870254
Enrollment ID: I20190301000866
NPI Number: 1124421862
NPI Enumeration Date: 08 Oct, 2014
NPI Last Update On: 24 Nov, 2025

Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mrs. Kerrianne O'brien Barreto are as mentioned below.
License NumberSpecializationStateStatus
RN283028Acute Care MassachusettsPrimary
Group Practice:
Group practices are practice of medicine by a group of NPs who share their premises and other resources. Following list states all the group name with which Mrs. Kerrianne O'brien Barreto is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Integral Health Partners Llc (2264842087)6
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Mrs. Kerrianne O'brien Barreto
67 Millbrook St Ste 406a,
Worcester, Massachusetts
Zip: 01606-2845
Phone Number: 508-283-4513
Fax Number: 508-469-4057
Patients can reach Mrs. Kerrianne O'brien Barreto at 416 Belmont St, Worcester, Massachusetts or can call to book an appointment on 915-667-2684.
Comments/ Reviews:
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.