Carolyn M O'brien, NP - Medicare Nurse Practitioner in Franklin, MA

Carolyn M O'brien, NP is a medicare enrolled "Nurse Practitioner - Adult Health" in Franklin, Massachusetts. Her current practice location is 31 Daniels St, Franklin, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (508) 530-3140.

Carolyn M O'brien is licensed to practice in Massachusetts (license number 190716) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1104815539.

Contact Information

Carolyn M O'brien, NP
31 Daniels St,
Franklin, MA 02038-1103
(508) 530-3140
(508) 538-3142

Map and Direction




Provider's Profile

Full NameCarolyn M O'brien
GenderFemale
SpecialityNurse Practitioner - Adult Health
Location31 Daniels St, Franklin, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1104815539
  • Provider Enumeration Date: 10/18/2005
  • Last Update Date: 03/20/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 6608899521
  • Enrollment ID: I20060106000179

Medical Identifiers

Medical identifiers for Carolyn M O'brien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104815539NPI-NPPES
0384950MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2200XNurse Practitioner - Adult Health 190716 (Massachusetts)Primary

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. Carolyn M O'brien allows following entities to bill medicare on her behalf.
Entity NameMilford Regional Physician Group, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1902856024
PECOS PAC ID: 5597679449
Enrollment ID: O20040503001341

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. Carolyn M O'brien 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
Carolyn M O'brien, NP
Po Box 383,
Franklin, MA 02038-0383

Ph: (508) 530-3140
Carolyn M O'brien, NP
31 Daniels St,
Franklin, MA 02038-1103

Ph: (508) 530-3140

Reviews and Comments


Nurse Practitioner Nurses in Franklin, MA

Kate A Barba,
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 31 Daniels St, Franklin, MA 02038
Phone: 508-530-3140    
Maria Danna, NP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 440 E Central St, Franklin, MA 02038
Phone: 508-298-1300    
Ms. Karen Wilmot, N.P
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 104 Daniels St, Franklin, MA 02038
Phone: 781-254-9632    Fax: 888-262-3247
Theresa M Russo, NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1280 W Central St Ste 201, Franklin, MA 02038
Phone: 508-541-8000    Fax: 508-541-6749
Mark Timothy Monfasani, PMHNP-BC, AGNP-BC
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 2 Master Dr Ste 1, Franklin, MA 02038
Phone: 413-343-4357    
Suzanne Ragonese, ANP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1280 W Central St Ste 301, Franklin, MA 02038
Phone: 085-282-7005    Fax: 508-528-5759

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.