Timothy R Williams, DO - Medicare Emergency Medicine in Lawrenceville, IL

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Timothy R Williams, DO is a medicare enrolled "Emergency Medicine" physician in Lawrenceville, Illinois. His current practice location is 2200 State St, Lawrenceville, Illinois. You can reach out to his office (for appointments etc.) via phone at (618) 943-7242.

Timothy R Williams is licensed to practice in Indiana (license number 02001015A) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1194723247.

Contact Information

Timothy R Williams, DO
2200 State St,
Lawrenceville, IL 62439-1852
(618) 943-7242
Not Available

Map and Direction




Physician's Profile

Full NameTimothy R Williams
GenderMale
SpecialityEmergency Medicine
Location2200 State St, Lawrenceville, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1194723247
  • Provider Enumeration Date: 07/12/2005
  • Last Update Date: 03/23/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 9830094978
  • Enrollment ID: I20050209000117

Medical Identifiers

Medical identifiers for Timothy R Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1194723247NPI-NPPES
245815311MedicaidMO

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207PE0004XEmergency Medicine - Emergency Medical Services 02001015AB (Indiana)Secondary
207L00000XAnesthesiology 036.120252 (Illinois)Secondary
207P00000XEmergency Medicine 02001015A (Indiana)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. Timothy R Williams allows following entities to bill medicare on his behalf.
Entity NameMid West Hospital Physicians Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700341872
PECOS PAC ID: 1658612098
Enrollment ID: O20190411001203
Entity NameGreat Lakes Emergency Physicians Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457816514
PECOS PAC ID: 4789925181
Enrollment ID: O20190412000303

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. Timothy R 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
Timothy R Williams, DO
2200 West State St.,
Lawrenceville, IL 62439

Ph: (618) 943-7242		Timothy R Williams, DO
2200 State St,
Lawrenceville, IL 62439-1852

Ph: (618) 943-7242

Reviews and Comments


Emergency Medicine Doctors in Lawrenceville, IL


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.