Claire Williams, MD - Medicare Pediatric Medicine in West Warwick, RI

Claire Williams, MD is a medicare enrolled "Psychiatry & Neurology - Child & Adolescent Psychiatry" physician in West Warwick, Rhode Island. She went to Warren Alpert Medical School Of Brown University and graduated in 2015 and has 9 years of diverse experience with area of expertise as Pediatric Medicine. She is a member of the group practice Thundermist Health Center and her current practice location is 186 Providence St, West Warwick, Rhode Island. You can reach out to her office (for appointments etc.) via phone at (401) 615-2800.

Claire Williams is licensed to practice in Rhode Island (license number MD17122) 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 1144608795.

Contact Information

Claire Williams, MD
186 Providence St,
West Warwick, RI 02893-2508
(401) 615-2800
(401) 615-2805

Map and Direction




Physician's Profile

Full NameClaire Williams
GenderFemale
SpecialityPediatric Medicine
Experience9 Years
Location186 Providence St, West Warwick, Rhode Island
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:
  • Claire Williams attended and graduated from Warren Alpert Medical School Of Brown University in 2015
  NPI Data:
  • NPI Number: 1144608795
  • Provider Enumeration Date: 05/15/2015
  • Last Update Date: 07/30/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 4082920582
  • Enrollment ID: I20201118002480

Medical Identifiers

Medical identifiers for Claire Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1144608795NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics MD17122 (Rhode Island)Secondary
2084P0800XPsychiatry & Neurology - Psychiatry MD17122 (Rhode Island)Secondary
2084P0804XPsychiatry & Neurology - Child & Adolescent Psychiatry MD17122 (Rhode Island)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Thundermist Health Center1557270477131

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. Claire Williams allows following entities to bill medicare on her behalf.
Entity NameThundermist Health Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700041001
PECOS PAC ID: 1557270477
Enrollment ID: O20040211000909

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. Claire 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
Claire Williams, MD
186 Providence St,
West Warwick, RI 02893-2508

Ph: (401) 615-2800
Claire Williams, MD
186 Providence St,
West Warwick, RI 02893-2508

Ph: (401) 615-2800

Reviews and Comments


Psychiatry & Neurology Doctors in West Warwick, RI


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.