Gerard Chaaya, - Medicare Medical Oncology in Houston, TX

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Gerard Chaaya, is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Houston, Texas. He graduated from medical school in 2013 and has 11 years of diverse experience with area of expertise as Medical Oncology. He is a member of the group practice Tmh Physician Associates Pllc and his current practice location is 18400 Katy Fwy, Houston, Texas. You can reach out to his office (for appointments etc.) via phone at (832) 522-8521.

Gerard Chaaya is licensed to practice in Texas (license number U4758) 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 1508270778.

Contact Information

Gerard Chaaya,
18400 Katy Fwy,
Houston, TX 77094-1286
(832) 522-8521
Not Available

Map and Direction




Physician's Profile

Full NameGerard Chaaya
GenderMale
SpecialityMedical Oncology
Experience11 Years
Location18400 Katy Fwy, Houston, 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:
  • Gerard Chaaya graduated from medical school in 2013
  NPI Data:
  • NPI Number: 1508270778
  • Provider Enumeration Date: 06/16/2014
  • Last Update Date: 12/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 1456773498
  • Enrollment ID: I20231012000010

Medical Identifiers

Medical identifiers for Gerard Chaaya such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508270778NPI-NPPES
1508270778OtherNPI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 305881 (Louisiana)Secondary
207RH0003XInternal Medicine - Hematology & Oncology ME142758 (Florida)Secondary
207RH0003XInternal Medicine - Hematology & Oncology U4758 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Houston Methodist West HospitalHouston, TXHospital
Mount Sinai Medical CenterMiami beach, FLHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Tmh Physician Associates Pllc44867117441583

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. Gerard Chaaya allows following entities to bill medicare on his behalf.
Entity NameTmh Physician Associates Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275779225
PECOS PAC ID: 4486711744
Enrollment ID: O20090401000100

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. Gerard Chaaya 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
Gerard Chaaya,
10907 Upland Retreat Dr,
Houston, TX 77043-4783

Ph: (407) 455-3553		Gerard Chaaya,
18400 Katy Fwy,
Houston, TX 77094-1286

Ph: (832) 522-8521

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.

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