Ali Reza Assefi, MD
Nephrology Physician · Fairfax, VA
Ali Reza Assefi, MD is a nephrology physician with a practice address in Fairfax, Virginia, and NPI 1275531832, issued on Jul 8, 2005. Check the license (Virginia 0101045348, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Ali Reza Assefi
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 0101045348 VA
Self-reported in NPPES; status is on the state search - Practice location
- 13135 Lee Jackson Memorial Hwy, Fairfax, VA 22033
- Phone
- (703) 961-0488
- Enumerated
- Jul 8, 2005
- Record last updated
- Aug 12, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (703) 961-0480
- Medicaid ID
- 006053459 VA
- Medicare enrollment
- Enrolled (PECOS I20110630000083); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 327 in Virginia → Look up another NPI →
Also registered at 13135 Lee Jackson Memorial Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nowal Al Baqui, MDNephrology Physician1639432198
- Susan Baum, REGISTERED DIETITIANRegistered Dietitian1770621344
- Joanna Casey, FNP-BCFamily Nurse Practitioner1265773824
- Lisa Degilio, NPAdult Health Nurse Practitioner1710985775
- Kourosh Dibadj, M.D.Nephrology Physician1487716593
- Robert Greenspan, MDNephrology Physician1811995467
Verify Ali Reza Assefi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101045348Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 times the Medicare Part D claims of the average nephrology physician in 2024
4,239 Medicare Part D claims for 529 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium312 claims
- Amlodipine Besylate208 claims
- Atorvastatin Calcium200 claims
- Allopurinol199 claims
- Jardiance168 claims
- Farxiga161 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $2,716.79
71 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Nephrology Associates OF Northern Virginia IncFairfax, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ali Reza Assefi among 327 nephrology physician records in Virginia
Ali Reza Assefi, MD is one of 327 nephrology physician records with a practice address in Virginia. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1984 · median 2001 among the 242 with a school on file
- Record last updated2016 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Virginia
There are 327 nephrology physician records in Virginia.
All 327 in Virginia → Every provider in Fairfax → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Kourosh Dibadj, M.D.Fairfax, VA 220331487716593
- Jhumka Ghosh-Narang, M.D.Fairfax, VA 220331619060126
- Robert Greenspan, MDFairfax, VA 220331811995467
- Magnus Ikhinmwin, MDFairfax, VA 220331770681942
- Robert Mackow, MDFairfax, VA 220331942208368
- David Mahoney, MDFairfax, VA 220331548268048
- Ahmadshah Mirkhel, M.D.Fairfax, VA 220331790729317
- Franco Musio, MDFairfax, VA 220331639177215
Common questions
What is Ali Reza Assefi, MD's NPI number?
Ali Reza Assefi, MD's National Provider Identifier (NPI) is 1275531832, issued on Jul 8, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ali Reza Assefi, MD located?
The NPPES record lists a practice address at 13135 Lee Jackson Memorial Hwy, Fairfax, VA, 22033. Phone: (703) 961-0488. Providers update this record themselves, so call before visiting.
How can I verify Ali Reza Assefi, MD's license?
NPPES lists Virginia license number 0101045348, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ali Reza Assefi, MD prescribe under Medicare Part D?
In 2024, Ali Reza Assefi, MD had 4,239 Medicare Part D claims for 529 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.