Jennifer J Williams, CNM - Medicare Advanced Practice Midwife in Belfast, ME

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Jennifer J Williams, CNM is a medicare enrolled "Advanced Practice Midwife" physician in Belfast, Maine. Her current practice location is 16 Fahy St, Belfast, Maine. You can reach out to her office (for appointments etc.) via phone at (207) 505-4332.

Jennifer J Williams is licensed to practice in Massachusetts (license number 281842) 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 1245448166.

Contact Information

Jennifer J Williams, CNM
16 Fahy St,
Belfast, ME 04915-6029
(207) 505-4332
Not Available

Map and Direction




Physician's Profile

Full NameJennifer J Williams
GenderFemale
SpecialityAdvanced Practice Midwife
Location16 Fahy St, Belfast, Maine
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1245448166
  • Provider Enumeration Date: 05/21/2007
  • Last Update Date: 05/11/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3870658586
  • Enrollment ID: I20090212000530

Medical Identifiers

Medical identifiers for Jennifer J Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245448166NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VG0400XObstetrics & Gynecology - Gynecology F001264-1 (New York)Secondary
367A00000XAdvanced Practice Midwife CNM212007 (Maine)Secondary
367A00000XAdvanced Practice Midwife 281842 (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. Jennifer J Williams allows following entities to bill medicare on her behalf.
Entity NameMassachusetts Institute Of Technology
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1346308723
PECOS PAC ID: 5597658666
Enrollment ID: O20040203000789
Entity NameMt Auburn Professional Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1992750996
PECOS PAC ID: 6103725031
Enrollment ID: O20040527001374

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. Jennifer J Williams 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
Jennifer J Williams, CNM
279 Washington St Apt 1,
Somerville, MA 02143-3325

Ph: () -		Jennifer J Williams, CNM
16 Fahy St,
Belfast, ME 04915-6029

Ph: (207) 505-4332

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.