Derek Edwin Williams, MD - Medicare Thoracic Surgery in Richardson, TX

Derek Edwin Williams, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in Richardson, Texas. He went to Washington University School Of Medicine and graduated in 2007 and has 17 years of diverse experience with area of expertise as Thoracic Surgery. He is a member of the group practice Medhealth and his current practice location is 2821 E. President George Bush Turnpike, Suite 404, Richardson, Texas. You can reach out to his office (for appointments etc.) via phone at (214) 943-2200.

Derek Edwin Williams is licensed to practice in Florida (license number ME124590) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1336349448.

Contact Information

Derek Edwin Williams, MD
2821 E. President George Bush Turnpike, Suite 404,
Richardson, TX 75082
(214) 943-2200
(214) 943-2201

Map and Direction




Physician's Profile

Full NameDerek Edwin Williams
GenderMale
SpecialityThoracic Surgery
Experience17 Years
Location2821 E. President George Bush Turnpike, Richardson, Texas
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Derek Edwin Williams attended and graduated from Washington University School Of Medicine in 2007
  NPI Data:
  • NPI Number: 1336349448
  • Provider Enumeration Date: 07/18/2007
  • Last Update Date: 03/20/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 3173839859
  • Enrollment ID: I20170307000393

Medical Identifiers

Medical identifiers for Derek Edwin Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336349448NPI-NPPES
015147600MedicaidFL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) P0321 (Texas)Secondary
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) ME124590 (Florida)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Encompass Health Home HealthDallas, TXHome health agency
Methodist Richardson Medical CenterRichardson, TXHospital
Baylor Scott And White Medical Center Lake PointeRowlett, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Medhealth9931001567306

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. Derek Edwin Williams allows following entities to bill medicare on his behalf.
Entity NameMedhealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1912957200
PECOS PAC ID: 9931001567
Enrollment ID: O20040123000832

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. Derek Edwin 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
Derek Edwin Williams, MD
2821 E President George Bush Hwy Ste 404,
Richardson, TX 75082-4278

Ph: (214) 943-2200
Derek Edwin Williams, MD
2821 E. President George Bush Turnpike, Suite 404,
Richardson, TX 75082

Ph: (214) 943-2200

Reviews and Comments


Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in Richardson, TX

Dr. Mitchell J. Magee, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Medicare Enrolled
Practice Location: 2821 E President George Bush Hwy Ste 404, Richardson, TX 75082
Phone: 214-943-2200    Fax: 214-943-2201

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.