Dora Cecilia Rioja-mazza, MD in Dulles, VA

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 Name	Dora Cecilia Rioja-mazza
Gender	Female
Speciality	Pediatrics
Location	24440 Stone Springs Blvd, Dulles, Virginia
Accepts Medicare Assignments	Medicare 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: 09/17/2025

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.

Identifier	Type	State	Issuer
1154575157	NPI	-	NPPES
GM200002	Other	MD	CAREFIRST
419752601	Medicaid	MD
15618449	Other	MD	WELLPOINT
PDZ000000319529	Other	MD	AETNABETTERHEALTH
003429043005	Other	MD	UNITEDHEALTHCARE

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
208000000X	Pediatrics	D0068381 (Maryland)	Primary
2080N0001X	Pediatrics - Neonatal-perinatal Medicine	01012442254 (Virginia)	Secondary

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 Name	Emergency Medicine Associates, P.a.,p.c.
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1376917070 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 Address	Practice 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

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