Nephrology

Oscar Adler, M.D., PHD

Nephrology

Leesburg, VA

Oscar Adler, M.D., Ph.D., is a nephrologist specializing in kidney disease and hypertension, practicing primarily in Leesburg and Lansdowne, Virginia. He manages common nephrologic conditions including chronic kidney disease, hypertension, and related disorders requiring specialized renal care. With over 43 years of experience, Dr. Adler serves adult patient populations in outpatient and hospital settings, focusing on comprehensive management of kidney-related issues at Inova Loudoun Medical Gro

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Credentials

Board Certifications

Nephrology (ABMS)

Education & Training

Medical School: Kazan State Medical University (MD, Unknown)
Residency: Temple University Hospital (Internal Medicine, Unknown)
Fellowship: MedStar Georgetown University Hospital (Nephrology, Unknown)

Years in Practice

40+ years

Peer Recognition

Castle Connolly — Top Doctor
2026
Healthgrades — Healthgrades Honor Roll

Clinical Focus

Subspecialties

Chronic Kidney Disease

Conditions & Treatments

Chronic Kidney DiseaseHypertensionAcute Kidney InjuryGlomerulonephritisVasculitis

Insurance(s) Accepted

Please verify your coverage with the provider — plan participation can change.

Practice Details

Hospital Affiliations

Inova Health System
Reston Hospital Center
Inova Loudoun Medical Group

Languages

English

Conditions Dr. Adler treats

Insurance accepted

Frequently asked

Does Dr. Adler accept Aetna insurance?

Oscar Adler's public profile lists Aetna, Asuris Northwest Health, and Blue Cross Blue Shield plus 6 more health plans as accepted plans. Plan participation can change — confirm directly with the practice before your visit.

Where does Dr. Adler practice?

Oscar Adler practices in Leesburg, VA with hospital affiliations including Inova Health System, Reston Hospital Center, and Inova Loudoun Medical Group.

What does Dr. Adler specialize in?

Oscar Adler is a board-certified nephrology specialist with focus areas in Chronic Kidney Disease.

How long has Dr. Adler been practicing?

Oscar Adler has 43+ years of clinical experience in nephrology.

What is Dr. Adler's medical training?

Public profile training history includes: Medical School: Kazan State Medical University (MD, Unknown); Residency: Temple University Hospital (Internal Medicine, Unknown); Fellowship: MedStar Georgetown University Hospital (Nephrology, Unknown).