Dr Thomas F Gregory, MD - Medicare Medical Oncology in Tyler, TX

Dr Thomas F Gregory, MD is a medicare enrolled "Internal Medicine - Medical Oncology" physician in Tyler, Texas. He went to University Of Texas Medical Branch At Galveston and graduated in 1993 and has 31 years of diverse experience with area of expertise as Medical Oncology. He is a member of the group practice Texas Oncology Pa and his current practice location is 501 Saunders Ave, Tyler, Texas. You can reach out to his office (for appointments etc.) via phone at (903) 579-9800.

Dr Thomas F Gregory is licensed to practice in Texas (license number J7277) 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 1174566624.

Contact Information

Dr Thomas F Gregory, MD
501 Saunders Ave,
Tyler, TX 75702-7522
(903) 579-9800
(903) 592-5988

Map and Direction




Physician's Profile

Full NameDr Thomas F Gregory
GenderMale
SpecialityMedical Oncology
Experience31 Years
Location501 Saunders Ave, Tyler, 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:
  • Dr Thomas F Gregory attended and graduated from University Of Texas Medical Branch At Galveston in 1993
  NPI Data:
  • NPI Number: 1174566624
  • Provider Enumeration Date: 06/13/2006
  • Last Update Date: 07/08/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 3577590983
  • Enrollment ID: I20050718000642

Medical Identifiers

Medical identifiers for Dr Thomas F Gregory such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1174566624NPI-NPPES
8R1599OtherTXBLUE CROSS OF TEXAS
134249508MedicaidTX
134249509MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RX0202XInternal Medicine - Medical Oncology J7277 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Christus Mother Frances HospitalTyler, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Texas Oncology Pa5395658934855

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 Thomas F Gregory allows following entities to bill medicare on his behalf.
Entity NameTexas Oncology Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811944101
PECOS PAC ID: 5395658934
Enrollment ID: O20031124000323

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 Thomas F Gregory 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 Thomas F Gregory, MD
Po Box 911230,
Dallas, TX 75391-1230

Ph: (972) 997-8000
Dr Thomas F Gregory, MD
501 Saunders Ave,
Tyler, TX 75702-7522

Ph: (903) 579-9800

Reviews and Comments


Internal Medicine Doctors in Tyler, TX

Ifeatu Uchenna Oti, MD
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Dr. Amanda Nicole Long, D.O.
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Phone: 903-510-1173    

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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.

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