Dora Cecilia Rioja-mazza, MD - Medicare Pediatrics in Dulles, VA

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Dora Cecilia Rioja-mazza, MD is a medicare enrolled "Pediatrics" physician in Dulles, Virginia. Her current practice location is 24440 Stone Springs Blvd, Dulles, Virginia. You can reach out to her office (for appointments etc.) via phone at (571) 349-5271.

Dora Cecilia Rioja-mazza is licensed to practice in Maryland (license number D0068381) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1154575157.

Contact Information

Dora Cecilia Rioja-mazza, MD
24440 Stone Springs Blvd,
Dulles, VA 20166-2247
(571) 349-5271
Not Available

Map and Direction




Physician's Profile

Full NameDora Cecilia Rioja-mazza
GenderFemale
SpecialityPediatrics
Location24440 Stone Springs Blvd, Dulles, Virginia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1154575157
  • Provider Enumeration Date: 11/05/2008
  • Last Update Date: 07/19/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 6800959453
  • Enrollment ID: I20131011000641

Medical Identifiers

Medical identifiers for Dora Cecilia Rioja-mazza such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1154575157NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2080N0001XPediatrics - Neonatal-perinatal Medicine 01012442254 (Virginia)Secondary
208000000XPediatrics D0068381 (Maryland)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. Dora Cecilia Rioja-mazza allows following entities to bill medicare on her behalf.
Entity NameEmergency Medicine Associates Pa Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1134117393
PECOS PAC ID: 8022914522
Enrollment ID: O20031208000283

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. Dora Cecilia Rioja-mazza 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
Dora Cecilia Rioja-mazza, MD
3449 Wilkens Ave Ste 308,
Baltimore, MD 21229-5218

Ph: (410) 646-1200		Dora Cecilia Rioja-mazza, MD
24440 Stone Springs Blvd,
Dulles, VA 20166-2247

Ph: (571) 349-5271

Reviews and Comments


Pediatrics Doctors in Dulles, VA

Dr. Herbert Fernando Bravo, MD
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 21010 Dulees Town Circle, #120, Dulles, VA 20166
Phone: 571-434-0400    Fax: 571-434-7803
Lisa J Nelson, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 2330 Maputo Pl, Dulles, VA 20189
Phone: 404-775-1685    

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).

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