Rachel Joan Williams, MD - Medicare Emergency Medicine in Portland, ME

Rachel Joan Williams, MD is a medicare enrolled "Emergency Medicine" physician in Portland, Maine. She went to University Of Rochester School Of Medicine And Dentistry and graduated in 2013 and has 11 years of diverse experience with area of expertise as Emergency Medicine. She is a member of the group practice Mainehealth and her current practice location is 22 Bramhall St, Portland, Maine. You can reach out to her office (for appointments etc.) via phone at (207) 662-2381.

Rachel Joan Williams is licensed to practice in Maine (license number MD21964) 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 1285070250.

Contact Information

Rachel Joan Williams, MD
22 Bramhall St,
Portland, ME 04102
(207) 662-2381
(207) 662-7025

Map and Direction




Physician's Profile

Full NameRachel Joan Williams
GenderFemale
SpecialityEmergency Medicine
Experience11 Years
Location22 Bramhall St, Portland, 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:
  • Rachel Joan Williams attended and graduated from University Of Rochester School Of Medicine And Dentistry in 2013
  NPI Data:
  • NPI Number: 1285070250
  • Provider Enumeration Date: 05/17/2013
  • Last Update Date: 08/28/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 3173765344
  • Enrollment ID: I20180723002341

Medical Identifiers

Medical identifiers for Rachel Joan Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285070250NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 2016-00838 (North Carolina)Secondary
207P00000XEmergency Medicine MD21964 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Maine Medical CenterPortland, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mainehealth75178605882067

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. Rachel Joan Williams allows following entities to bill medicare on her behalf.
Entity NameMainehealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790265502
PECOS PAC ID: 7517860588
Enrollment ID: O20040701000166

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. Rachel Joan 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
Rachel Joan Williams, MD
190 Riverside St Unit 6b,
Portland, ME 04103-1073

Ph: () -
Rachel Joan Williams, MD
22 Bramhall St,
Portland, ME 04102

Ph: (207) 662-2381

Reviews and Comments


Emergency Medicine Doctors in Portland, ME

Thomas M Eslinger, DO
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 22 Bramhall St, Portland, ME 04102
Phone: 207-662-7010    Fax: 207-662-7025
Dr. Christopher T Bowe, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 22 Bramhall St, Portland, ME 04102
Phone: 207-662-7010    Fax: 207-662-7025
Sandra L Stevens, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 22 Bramhall St, Portland, ME 04102
Phone: 207-662-0111    
Dr. Gregory Scott Heaphy, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 144 State St, Portland, ME 04101
Phone: 207-879-3000    
Dr. Eric G Lowe, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 22 Bramhall St, Portland, ME 04102
Phone: 207-662-7060    Fax: 207-662-7066
Caitlin Bonney, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 22 Bramhall St, Portland, ME 04102
Phone: 207-662-3281    
Christopher James Watson, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 22 Bramhall St, Portland, ME 04102
Phone: 207-662-2381    

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.