Dr John Joseph Mathews Jr, - Medicare Internal Medicine in Fairfax, VA

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Dr John Joseph Mathews Jr, is a medicare enrolled "Internal Medicine" physician in Fairfax, Virginia. His current practice location is 10340 Democracy Ln, Suite 102, Fairfax, Virginia. You can reach out to his office (for appointments etc.) via phone at (703) 218-2970.

Dr John Joseph Mathews Jr is licensed to practice in Virginia (license number 0101038513) 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 1215963129.

Contact Information

Dr John Joseph Mathews Jr,
10340 Democracy Ln, Suite 102,
Fairfax, VA 22030-2518
(703) 218-2970
(703) 218-2965

Map and Direction




Physician's Profile

Full NameDr John Joseph Mathews Jr
GenderMale
SpecialityInternal Medicine
Location10340 Democracy Ln, Fairfax, Virginia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1215963129
  • Provider Enumeration Date: 06/23/2006
  • Last Update Date: 11/05/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 7214030428
  • Enrollment ID: I20100831000610

Medical Identifiers

Medical identifiers for Dr John Joseph Mathews Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215963129NPI-NPPES
5803241MedicaidVA
110171875OtherMEDICARE RR

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 0101038513 (Virginia)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. Dr John Joseph Mathews Jr allows following entities to bill medicare on his behalf.
Entity NameInova Physician Partners Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1215264916
PECOS PAC ID: 2466581772
Enrollment ID: O20100525000846

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 John Joseph Mathews Jr 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 John Joseph Mathews Jr,
10340 Democracy Ln, Suite 102,
Fairfax, VA 22030-2518

Ph: (703) 218-2970		Dr John Joseph Mathews Jr,
10340 Democracy Ln, Suite 102,
Fairfax, VA 22030-2518

Ph: (703) 218-2970

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.