Dr Margarita Rosendo Johnston, MD - Medicare Urology in Ennis, TX

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Dr Margarita Rosendo Johnston, MD is a medicare enrolled "Urology" physician in Ennis, Texas. She graduated from medical school in 2000 and has 26 years of diverse experience with area of expertise as Urology. Her current practice location is 206 S Clay St Ste A, Ennis, Texas. You can reach out to her office (for appointments etc.) via phone at (903) 229-4292.

Dr Margarita Rosendo Johnston is licensed to practice in Texas (license number P0747) 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 1306897137.

Contact Information

Dr Margarita Rosendo Johnston, MD
206 S Clay St Ste A,
Ennis, TX 75119-4530
(903) 229-4292
(903) 229-4288

Map and Direction




Physician's Profile

Full NameDr Margarita Rosendo Johnston
GenderFemale
SpecialityUrology
Experience26 Years
Location206 S Clay St Ste A, Ennis, 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:
  • Dr Margarita Rosendo Johnston graduated from medical school in 2000
  NPI Data:
  • NPI Number: 1306897137
  • Provider Enumeration Date: 05/15/2006
  • Last Update Date: 04/06/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 4880610286
  • Enrollment ID: I20111012000626

Medical Identifiers

Medical identifiers for Dr Margarita Rosendo Johnston such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1306897137NPI-NPPES
285796303MedicaidTX
285796304MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208800000XUrology P0747 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Baylor Scott And White Medical Center SunnyvaleSunnyvale, TXHospital
Baylor Scott & White Medical Center PlanoPlano, TXHospital
Medical City Dallas HospitalDallas, TXHospital

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 Margarita Rosendo Johnston allows following entities to bill medicare on her behalf.
Entity NameTexas Oncology Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811944101
PECOS PAC ID: 5395658934
Enrollment ID: O20031124000323
Entity NameUrology Clinics Of North Texas, Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780971549
PECOS PAC ID: 5496736415
Enrollment ID: O20040526000711

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 Margarita Rosendo Johnston 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 Margarita Rosendo Johnston, MD
206 S Clay St Ste A,
Ennis, TX 75119-4530

Ph: (903) 229-4292		Dr Margarita Rosendo Johnston, MD
206 S Clay St Ste A,
Ennis, TX 75119-4530

Ph: (903) 229-4292

Reviews and Comments


Urology Doctors in Ennis, TX


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.