Nancy J. Lazarescu, D.O.

Internal Medicine

Nancy J. Lazarescu is an Internal Medicine specialist based in Willoughby, OH with over 23 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(440) 953-6294Willoughby, OH
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 23 years in internal medicine, Nancy J. Lazarescu, D.O. is a long-established internist in Willoughby. Trained at Ohio University, College of Osteopathic Medicine (class of 2003), she has been practicing for over 23 years. Among her Medicare patients, common conditions include high cholesterol, hypertension, and arthritis (per CMS data).

At a glance

  • Uses generic medications more than 76% of reporting doctors in Ohio
  • Virtual visits available — no app or travel required
1 of 692 Internal Medicine providers in OHSee all Internal Medicine in Willoughby23+ years experienceNPI since 2007

Older · 1909dNPPES updated 2021-03-01 · verify NPI on CMS · Verify license at State Medical Board of Ohio

Contact & Location

Practice Location

36100 Euclid Ave Suite 240, Willoughby, OH 44094-4456

Fax: (440) 918-4687
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.

Generic Rx

↑ Higher = better

92%

Ohio avg: 83.3 · US avg: 82.8

Higher than most doctors nationally(+9.2 pts)

Better than 76% of reporting doctors in Ohio

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

240

Unique beneficiaries

Standard volume

Prescription Recipients

491

Patients prescribed

Prescriptions Written

3,403

Total claims

Total Medicare drug cost: $232k

Percentile rankings compared against 2,065 reporting peers in Ohio.

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 High Cholesterol, Hypertension, and Arthritis.

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Hypertension
Lower than avg (-3%)67%

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

US avg: 70.2%

↓ Fewer patients than average (-3%) — less common here

Arthritis
Higher than avg (+1%)50%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+1%) — a focus area for this doctor

Anxiety Disorders
Lower than avg (-7%)27%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-7%) — less common here

Osteoporosis
Higher than avg (+5%)23%

Weakened bones that are more prone to fractures, common in older adults

US avg: 18.1%

↑ More patients than average (+5%) — a focus area for this doctor

Mood Disorders
23%

Conditions affecting emotional state, including depression and bipolar disorder

Diabetes
Lower than avg (-14%)20%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-14%) — less common here

Chronic Kidney Disease
Lower than avg (-10%)20%

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

US avg: 29.6%

↓ Fewer patients than average (-10%) — less common here

GeneralBehavioralNational avg

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

Industry Payment Transparency

$313 received from industry

23 transactions reported in 2018 ·Low 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 2018, attributed to Nancy J. Lazarescu's NPI.

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 2003

    Ohio University, College of Osteopathic Medicine

  2. Board certified · Feb 28, 2021

    Self-reported via NPPES

  3. 23 years in practice

    Experienced

Internal MedicineAllopathic & Osteopathic Physicians

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Taxonomy: 207R00000X

Education & Training

Ohio University, College of Osteopathic Medicine (Class of 2003)

Practice Footprint

Mailing address

Po Box 714328, Columbus, OH 43271-4328

Differs from practice location

Virtual Internal Medicine Care With Nancy J. Lazarescu

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

Schedule a virtual visit with Nancy J. Lazarescu for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Willoughby 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 Nancy J. Lazarescu

Dr. Lazarescu is listed as active in the NPI registry with telehealth listed in Willoughby, OH. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (440) 953-6294.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018 · CMS Physician Comparator. See Data Methodology.

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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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