Nancy C Rainiero, MD

Internal Medicine

Nancy C Rainiero is an Internal Medicine specialist based in Janesville, WI with over 39 years of clinical experience. Offers virtual telehealth visits.

(608) 371-8000Janesville, WI
Telehealth Available
NPI Active per CMS — Q2 2026

Nancy C Rainiero, MD practices as part of a group internist practice in Janesville, WI. She graduated from Indiana University School of Medicine in 1987 and has 39+ years of clinical experience. Among her Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data).

At a glance

  • Uses generic medications more than 43% of reporting doctors in Wisconsin
  • Virtual visits available — no app or travel required
1 of 299 Internal Medicine providers in WISee all Internal Medicine in Janesville39+ years experienceNPI since 2006

Older · 2024dNPPES updated 2020-11-06 · verify NPI on CMS · Verify license at Wisconsin Medical Examining Board

Contact & Location

Practice Location

3200 E Racine St, Janesville, WI 53546-2343

Fax: (608) 371-8905
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 Arthritis.

Hypertension
Lower than avg (-11%)59%

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

US avg: 70.2%

↓ Fewer patients than average (-11%) — less common here

High Cholesterol
Lower than avg (-16%)54%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-16%) — less common here

Arthritis
Lower than avg (-15%)34%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-15%) — less common here

Diabetes
Lower than avg (-6%)28%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-6%) — less common here

GeneralBehavioralNational avg

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

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 1987

    Indiana University School of Medicine

  2. Board certified · Nov 5, 2020

    Self-reported via NPPES

  3. 39 years in practice

    Senior practitioner

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

Indiana University School of Medicine (Class of 1987)

Virtual Internal Medicine Care With Nancy C Rainiero

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

Schedule a virtual visit with Nancy C Rainiero for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Janesville required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Nancy C Rainiero

Dr. Rainiero is listed as active in the NPI registry with telehealth listed in Janesville, WI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (608) 371-8000.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · 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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