Anca Ioana Zegrean, M.D.

Nephrology Internal Medicine

Anca Ioana Zegrean is a Nephrology Internal Medicine specialist based in Libertyville, IL with over 22 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: INTERNAL MEDICINE

(847) 549-7222Libertyville, IL
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Anca Ioana Zegrean, M.D. runs an independent nephrologist practice in Libertyville, IL. She has been in practice for 22+ years. She regularly sees Medicare patients with hypertension, high cholesterol, and kidney disease (per CMS claims data).

1 of 155 Internal Medicine providers in ILSee all Internal Medicine in Libertyville22+ years experienceNPI since 2009

Older · 548dNPPES updated 2024-11-22 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical

Contact & Location

Practice Location

1272 American Way, Libertyville, IL 60048-3936

Fax: (847) 549-7260
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

693

Unique beneficiaries

High volume

Prescription Recipients

223

Patients prescribed

Prescriptions Written

1,196

Total claims

Total Medicare drug cost: $299k

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Chronic Kidney Disease.

Hypertension
75%

High blood pressure — a leading risk factor for heart disease and stroke

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Chronic Kidney Disease
75%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

Ischemic Heart Disease
59%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

Arthritis
58%

Joint inflammation causing pain, swelling, and stiffness

Diabetes
55%

A condition where the body cannot properly regulate blood sugar levels

Heart Failure
55%

The heart cannot pump blood efficiently enough to meet the body's needs

Atrial Fibrillation
42%

An irregular, often rapid heartbeat that increases the risk of stroke

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$2.0k received from industry

73 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Anca Ioana Zegrean's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Board certified · Nov 21, 2024

    Self-reported via NPPES

  2. 22 years in practice

    Experienced

Internal MedicineAllopathic & Osteopathic Physicians

Nephrologists treat kidney diseases including chronic kidney disease, kidney failure requiring dialysis, glomerulonephritis, kidney stones, and electrolyte disorders. They manage dialysis access and kidney transplant follow-up.

Taxonomy: 207RN0300X

Practice Footprint

Mailing address

210 S Desplaines St, Chicago, IL 60661-5500

Differs from practice location

Virtual Internal Medicine Care With Anca Ioana Zegrean

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Anca Ioana Zegrean for blood pressure monitoring, cholesterol management, kidney care follow-ups — no travel to Libertyville required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Anca Ioana Zegrean

NPI records show Dr. Zegrean as active with telehealth listed in Libertyville, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (847) 549-7222.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Claim Profile

Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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