Guillermo William De Leon, MD - Medicare Diagnostic Radiology in Dallas, TX

Guillermo William De Leon, MD is a medicare enrolled "Radiology - Diagnostic Radiology" physician in Dallas, Texas. He went to Temple University School Of Medicine and graduated in 1994 and has 30 years of diverse experience with area of expertise as Diagnostic Radiology. He is a member of the group practice Rose Imaging Specialists Pa and his current practice location is 3500 Gaston Avenue, Dallas, Texas. You can reach out to his office (for appointments etc.) via phone at (214) 826-8822.

Guillermo William De Leon is licensed to practice in Texas (license number L0124) 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 1427001320.

Contact Information

Guillermo William De Leon, MD
3500 Gaston Avenue,
Dallas, TX 75246
(214) 826-8822
(214) 826-9792

Map and Direction




Physician's Profile

Full NameGuillermo William De Leon
GenderMale
SpecialityDiagnostic Radiology
Experience30 Years
Location3500 Gaston Avenue, Dallas, 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:
  • Guillermo William De Leon attended and graduated from Temple University School Of Medicine in 1994
  NPI Data:
  • NPI Number: 1427001320
  • Provider Enumeration Date: 05/19/2006
  • Last Update Date: 02/15/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 5698689966
  • Enrollment ID: I20031119000593

Medical Identifiers

Medical identifiers for Guillermo William De Leon such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1427001320NPI-NPPES
159901101MedicaidTX
117655405MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0202XRadiology - Diagnostic Radiology L0124 (Texas)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Rose Imaging Specialists Pa751785335137

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. Guillermo William De Leon allows following entities to bill medicare on his behalf.
Entity NameRose Imaging Specialists Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1164478186
PECOS PAC ID: 7517853351
Enrollment ID: O20040226001097
Entity NameSingleton Associates Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538107875
PECOS PAC ID: 6305731118
Enrollment ID: O20040315000385

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. Guillermo William De Leon 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
Guillermo William De Leon, MD
712 N Washington Ave, Suite 101,
Dallas, TX 75246-1619

Ph: (214) 826-8822
Guillermo William De Leon, MD
3500 Gaston Avenue,
Dallas, TX 75246

Ph: (214) 826-8822

Reviews and Comments


Radiology Doctors in Dallas, TX

Dr. Nhat-long Lam Pham, M.D., PH.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 5801 Forest Park Rd, Dallas, TX 75390
Phone: 241-645-7615    Fax: 214-645-7624
Firouzeh Arjmandi, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 5323 Harry Hines Blvd., Dallas, TX 75390
Phone: 214-645-3586    
Dr. John Debevits Iv, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 5323 Harry Hines Blvd, Dallas, TX 75390
Phone: 214-648-3928    
Natalia Cabrera Almonte, MD
Radiology
Medicare: Not Enrolled in Medicare
Practice Location: 5323 Harry Hines Blvd # E6112, Dallas, TX 75390
Phone: 214-648-2054    
W Crysup Sory, MD
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 12700 Park Central Dr, Ste 430, Dallas, TX 75251
Phone: 972-239-8902    Fax: 972-661-2551
Jacqueline Tyra Caire, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 5323 Harry Hines Boulevard, Dallas, TX 75390
Phone: 469-757-1000    
Dr. Thomas Louis Borok, MD
Radiology
Medicare: Not Enrolled in Medicare
Practice Location: 5004 Spyglass Drive, Dallas, TX 75287
Phone: 972-931-1073    Fax: 972-931-1073

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.