Justin Anthony Riojas, MD - Medicare Family Medicine in San Antonio, TX

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Justin Anthony Riojas, MD is a medicare enrolled "Family Medicine" physician in San Antonio, Texas. His current practice location is 5330 N Loop 1604 W Ste 102, San Antonio, Texas. You can reach out to his office (for appointments etc.) via phone at (210) 819-4562.

Justin Anthony Riojas is licensed to practice in Texas (license number S7773) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1942762232.

Contact Information

Justin Anthony Riojas, MD
5330 N Loop 1604 W Ste 102,
San Antonio, TX 78249-4384
(210) 819-4562
(726) 204-6038

Map and Direction




Physician's Profile

Full NameJustin Anthony Riojas
GenderMale
SpecialityFamily Medicine
Location5330 N Loop 1604 W Ste 102, San Antonio, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1942762232
  • Provider Enumeration Date: 04/04/2019
  • Last Update Date: 02/02/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2163881509
  • Enrollment ID: I20240216000906

Medical Identifiers

Medical identifiers for Justin Anthony Riojas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1942762232NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207QS0010XFamily Medicine - Sports Medicine S7773 (Texas)Secondary
207Q00000XFamily Medicine S7773 (Texas)Primary

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. Justin Anthony Riojas allows following entities to bill medicare on his behalf.
Entity NameLegent Physician Group Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265142038
PECOS PAC ID: 5294104949
Enrollment ID: O20221220000543

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. Justin Anthony Riojas 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
Justin Anthony Riojas, MD
5330 N Loop 1604 W Ste 102,
San Antonio, TX 78249-4384

Ph: (512) 731-4660		Justin Anthony Riojas, MD
5330 N Loop 1604 W Ste 102,
San Antonio, TX 78249-4384

Ph: (210) 819-4562

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.