Rick D Gillis, MD

Internal Medicine

Rick D Gillis is an Internal Medicine specialist based in Milwaukee, WI with over 38 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(414) 805-5540Milwaukee, WI
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Rick D Gillis, MD has practiced internal medicine for 38+ years, working in group practice. A Medical College of Wisconsin graduate since 1988, he brings 38+ years of experience. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis.

At a glance

  • Prescribes opioids less than 31% of reporting doctors in Wisconsin
  • 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 Milwaukee38+ years experienceNPI since 2006

Older · 4582dNPPES updated 2013-11-06 · verify NPI on CMS · Verify license at Wisconsin Medical Examining Board

Contact & Location

Practice Location

840 N 87th St Sargeant Health Center, Milwaukee, WI 53226-3586

Fax: (414) 805-7878
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

2.96%

Wisconsin avg: 4.3 · US avg: 5.1

Higher than most doctors nationally(-2.1 pts)

2.96% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

86.6%

Wisconsin avg: 82.2 · US avg: 82.8

Higher than most doctors nationally(+3.8 pts)

Typical range among reporting doctors in Wisconsin

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

Medicare Patients

295

Unique beneficiaries

Standard volume

Prescription Recipients

737

Patients prescribed

Prescriptions Written

10,122

Total claims

Total Medicare drug cost: $1.24M

Percentile rankings compared against 779 reporting peers in Wisconsin.

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 Arthritis.

Hypertension
Lower than avg (-5%)65%

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

US avg: 70.2%

↓ Fewer patients than average (-5%) — less common here

High Cholesterol
Lower than avg (-8%)62%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-8%) — less common here

Arthritis
Lower than avg (-6%)43%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

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

Ischemic Heart Disease
Lower than avg (-5%)27%

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

US avg: 31.7%

↓ Fewer patients than average (-5%) — less common here

Chronic Kidney Disease
Lower than avg (-7%)23%

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

US avg: 29.6%

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

Atrial Fibrillation
22%

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

US avg: 22%
Diabetes
Lower than avg (-13%)21%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-13%) — less common here

Mood Disorders
20%

Conditions affecting emotional state, including depression and bipolar disorder

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 · 1988

    Medical College of Wisconsin

  2. 38 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

Medical College of Wisconsin (Class of 1988)

Virtual Internal Medicine Care With Rick D Gillis

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

Schedule a virtual visit with Rick D Gillis for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Milwaukee 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 Rick D Gillis

NPI records show Dr. Gillis as active with telehealth listed in Milwaukee, WI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (414) 805-5540.

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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