Juana Leonor Gamarra De Williams, MD - Medicare Family Practice in Fort Worth, TX

Juana Leonor Gamarra De Williams, MD is a medicare enrolled "Family Medicine" physician in Fort Worth, Texas. She graduated from medical school in 1991 and has 33 years of diverse experience with area of expertise as Family Practice. She is a member of the group practice Dallas County Hospital District and her current practice location is 855 Montgomery, Fort Worth, Texas. You can reach out to her office (for appointments etc.) via phone at (817) 920-7400.

Juana Leonor Gamarra De Williams is licensed to practice in Texas (license number N2515) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1619098852.

Contact Information

Juana Leonor Gamarra De Williams, MD
855 Montgomery,
Fort Worth, TX 76107-2553
(817) 920-7400
Not Available

Map and Direction




Physician's Profile

Full NameJuana Leonor Gamarra De Williams
GenderFemale
SpecialityFamily Practice
Experience33 Years
Location855 Montgomery, Fort Worth, Texas
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Juana Leonor Gamarra De Williams graduated from medical school in 1991
  NPI Data:
  • NPI Number: 1619098852
  • Provider Enumeration Date: 04/03/2007
  • Last Update Date: 06/03/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 3274604707
  • Enrollment ID: I20110218000957

Medical Identifiers

Medical identifiers for Juana Leonor Gamarra De Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619098852NPI-NPPES
8CQ151OtherTXBCBS
219107401MedicaidTX
P00919160OtherTXRAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 225024 (New York)Secondary
207Q00000XFamily Medicine N2515 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Parkland Health & Hospital SystemDallas, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Dallas County Hospital District8325934813483

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. Juana Leonor Gamarra De Williams allows following entities to bill medicare on her behalf.
Entity NameDallas County Hospital District
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831198506
PECOS PAC ID: 8325934813
Enrollment ID: O20040315000583

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. Juana Leonor Gamarra De 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
Juana Leonor Gamarra De Williams, MD
Po Box 99335,
Fort Worth, TX 76199-0335

Ph: (817) 920-7400
Juana Leonor Gamarra De Williams, MD
855 Montgomery,
Fort Worth, TX 76107-2553

Ph: (817) 920-7400

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).

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.