Teresa Weeks Sirois, FNP - Medicare Nurse Practitioner in Topsham, ME

Teresa Weeks Sirois, FNP is a medicare enrolled "Nurse Practitioner - Family" physician in Topsham, Maine. She graduated from medical school in 2001 and has 23 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Maine Center For Cancer Medicine And Blood Disorders Pa and her current practice location is 105 Topsham Fair Mall Rd Unit 1, Topsham, Maine. You can reach out to her office (for appointments etc.) via phone at (207) 303-3300.

Teresa Weeks Sirois is licensed to practice in Maine (license number CNP81326) 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 1396779757.

Contact Information

Teresa Weeks Sirois, FNP
105 Topsham Fair Mall Rd Unit 1,
Topsham, ME 04086-1773
(207) 303-3300
(207) 250-2137

Map and Direction




Physician's Profile

Full NameTeresa Weeks Sirois
GenderFemale
SpecialityNurse Practitioner
Experience23 Years
Location105 Topsham Fair Mall Rd Unit 1, Topsham, Maine
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:
  • Teresa Weeks Sirois graduated from medical school in 2001
  NPI Data:
  • NPI Number: 1396779757
  • Provider Enumeration Date: 07/10/2006
  • Last Update Date: 03/30/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6103829627
  • Enrollment ID: I20060822000487

Medical Identifiers

Medical identifiers for Teresa Weeks Sirois such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1396779757NPI-NPPES
010453642OtherMEMEDNET
268010099MedicaidME

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 044600 (Maine)Secondary
363LF0000XNurse Practitioner - Family CNP81326 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mid Coast HospitalBrunswick, MEHospital
LincolnhealthDamariscotta, MEHospital
Central Maine Medical CenterLewiston, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Maine Center For Cancer Medicine And Blood Disorders Pa084019518644

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. Teresa Weeks Sirois allows following entities to bill medicare on her behalf.
Entity NameMaine Center For Cancer Medicine & Blood Disorders Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205896107
PECOS PAC ID: 0840195186
Enrollment ID: O20031201000458
Entity NameMid Coast Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1932164795
PECOS PAC ID: 5496739468
Enrollment ID: O20040623001212

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. Teresa Weeks Sirois 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
Teresa Weeks Sirois, FNP
Po Box 911,
Brattleboro, VT 05302-0911

Ph: (207) 303-3200
Teresa Weeks Sirois, FNP
105 Topsham Fair Mall Rd Unit 1,
Topsham, ME 04086-1773

Ph: (207) 303-3300

Reviews and Comments



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.