Dr Elizabeth Bui, MD - Medicare Internal Medicine in Tyler, TX

Dr Elizabeth Bui, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in Tyler, Texas. Her current practice location is 11937 Us Highway 271, Tyler, Texas. You can reach out to her office (for appointments etc.) via phone at (903) 877-7200.

Dr Elizabeth Bui is licensed to practice in Texas (license number T7504) 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 1093194268.

Contact Information

Dr Elizabeth Bui, MD
11937 Us Highway 271,
Tyler, TX 75708-3154
(903) 877-7200
(903) 877-7933

Map and Direction




Physician's Profile

Full NameDr Elizabeth Bui
GenderFemale
SpecialityInternal Medicine - Rheumatology
Location11937 Us Highway 271, Tyler, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1093194268
  • Provider Enumeration Date: 05/21/2015
  • Last Update Date: 07/27/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 0345556759
  • Enrollment ID: I20181030001295

Medical Identifiers

Medical identifiers for Dr Elizabeth Bui such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1093194268NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RR0500XInternal Medicine - Rheumatology T7504 (Texas)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. Dr Elizabeth Bui allows following entities to bill medicare on her behalf.
Entity NameGreenwood Leflore Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720048440
PECOS PAC ID: 8123096880
Enrollment ID: O20040921000072

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. Dr Elizabeth Bui 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
Dr Elizabeth Bui, MD
11937 Us Highway 271,
Tyler, TX 75708-3154

Ph: (903) 877-7200
Dr Elizabeth Bui, MD
11937 Us Highway 271,
Tyler, TX 75708-3154

Ph: (903) 877-7200

Reviews and Comments


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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).

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