Dr Ali Reza Assefi, MD - Medicare Nephrology in Fairfax, VA

Dr Ali Reza Assefi, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Fairfax, Virginia. He graduated from medical school in 1984 and has 40 years of diverse experience with area of expertise as Nephrology. He is a member of the group practice Nephrology Associates Of Northern Virginia Inc, Nephrology Associates Of Northern Virginia Inc and his current practice location is 13135 Lee Jackson Memorial Hwy, 135, Fairfax, Virginia. You can reach out to his office (for appointments etc.) via phone at (703) 961-0488.

Dr Ali Reza Assefi is licensed to practice in Virginia (license number 0101045348) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1275531832.

Contact Information

Dr Ali Reza Assefi, MD
13135 Lee Jackson Memorial Hwy, 135,
Fairfax, VA 22033-1907
(703) 961-0488
(703) 961-0480

Map and Direction




Physician's Profile

Full NameDr Ali Reza Assefi
GenderMale
SpecialityNephrology
Experience40 Years
Location13135 Lee Jackson Memorial Hwy, Fairfax, Virginia
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Ali Reza Assefi graduated from medical school in 1984
  NPI Data:
  • NPI Number: 1275531832
  • Provider Enumeration Date: 07/08/2005
  • Last Update Date: 08/12/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 5395657639
  • Enrollment ID: I20110211000015

Medical Identifiers

Medical identifiers for Dr Ali Reza Assefi such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1275531832NPI-NPPES
006053459MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology 0101045348 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Lansdowne DialysisLeesburg, VADialysis facility
Leesburg Virginia DialysisLeesburg, VADialysis facility
Inova Loudoun HospitalLeesburg, VAHospital
Inova Fairfax HospitalFalls church, VAHospital
Reston Hospital CenterReston, VAHospital
Inova Fair Oaks HospitalFairfax, VAHospital
Stonesprings Hospital CenterDulles, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Nephrology Associates Of Northern Virginia Inc458756613813
Nephrology Associates Of Northern Virginia Inc458756613813

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 Ali Reza Assefi allows following entities to bill medicare on his behalf.
Entity NameNephrology Associates Of Northern Virginia Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1174541049
PECOS PAC ID: 4587566138
Enrollment ID: O20040511000242

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 Ali Reza Assefi 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 Ali Reza Assefi, MD
13135 Lee Jackson Memorial Hwy, 135,
Fairfax, VA 22033-1907

Ph: (703) 961-0488
Dr Ali Reza Assefi, MD
13135 Lee Jackson Memorial Hwy, 135,
Fairfax, VA 22033-1907

Ph: (703) 961-0488

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).

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