Mrs Dawn Marie O'toole, NP - Medicare Nurse Practitioner in Waltham, MA

Mrs Dawn Marie O'toole, NP is a medicare enrolled "Nurse Practitioner - Family" in Waltham, Massachusetts. Her current practice location is 950 Winter St Fl 4, Optum, Waltham, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (781) 419-8354.

Mrs Dawn Marie O'toole is licensed to practice in Massachusetts (license number 237339) 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 1568654598.

Contact Information

Mrs Dawn Marie O'toole, NP
950 Winter St Fl 4, Optum,
Waltham, MA 02451-1424
(781) 419-8354
Not Available

Map and Direction




Provider's Profile

Full NameMrs Dawn Marie O'toole
GenderFemale
SpecialityNurse Practitioner - Family
Location950 Winter St Fl 4, Waltham, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1568654598
  • Provider Enumeration Date: 08/14/2007
  • Last Update Date: 07/20/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 2163519588
  • Enrollment ID: I20071101000568

Medical Identifiers

Medical identifiers for Mrs Dawn Marie O'toole such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568654598NPI-NPPES
110076870AMedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 237339 (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. Mrs Dawn Marie O'toole allows following entities to bill medicare on her behalf.
Entity NameLahey Clinic Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538194980
PECOS PAC ID: 2264336528
Enrollment ID: O20031120000097

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 Dawn Marie O'toole 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 Dawn Marie O'toole, NP
950 Winter St Fl 4, Optum,
Waltham, MA 02451-1424

Ph: (781) 419-8354
Mrs Dawn Marie O'toole, NP
950 Winter St Fl 4, Optum,
Waltham, MA 02451-1424

Ph: (781) 419-8354

Reviews and Comments


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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).

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