Summary

It is a privilege to provide the best available care to the patients I serve. I strive to provide personalized care based on the latest knowledge and research to each unique person I see.

Quick Facts

  • accepting new patients
  • 5
  • 40 years of experience
  • 15 insurance plans accepted
  • speaks English
  • University Of Texas At San Antonio
  • 8 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. William P. Tillis has 2 locations

Mercyhealth Lung Center–Janesville

903 Mineral Point Ave.Janesville, WI 53548
Mon8:30 am - 7:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:30 pm
Thu8:30 am - 3:30 pm
Fri9:00 am - 3:00 pm
SatClosed
SunClosed

Mercyhealth Lung Center–Walworth

N2950 State Road 67Lake Geneva, WI 53147
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. William P. Tillis, MDDr. Tabassum NafsiDr. Joseph Kittah, MDDr. Hazen "jay" H. Tuck Jr., MD
PulmonologyPulmonologyPulmonologyPulmonology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
40 Years of Experience 25 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English Speaks English
Janesville , WIBeloit , WIBeloit , WIJanesville , WI
Med School: University of Illinois College of Medicine at Rockford Med School: M,B,B.S Baqai Medical & Dental College, Karachi, Pakistan Med School: University of Ghana School of Medicine and Dentistry
Current Profile
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Insurance Plans Accepted by Dr. William P. Tillis

  • Blue Cross Blue Shield
  • CHAMPVA
  • Family Health Network
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mercy Care
  • Tricare
  • United Behavioral Health
  • UnitedHealthcare
  • Wellcare
  • WPS Health Plan

Medical Specialties

Dr. William P. Tillis has the following specialty

Specialty Expertise

Dr. William P. Tillis has the following 11 areas of expertise

  • Angiographic Visualization
  • Asthma
  • Chest Infection
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Clinical Research
  • Critical Care
  • Emphysema
  • Lung Cancer
  • Pneumonia
  • Sepsis (Blood Poisoning)
  • Tuberculosis (TB)

Certifications, License, & Education

40 Years Experience

BOARD CERTIFICATIONS

American Board of Internal Medicine

Internal medicine

MEDICAL LICENSE

Medical Doctor, Illinois, 2026, Active
Medical Doctor, Wisconsin, 2027, Active

EDUCATION & TRAINING

Fellowship

University Of Texas At San Antonio1993

Residency

University of Arkansas for Medical Sciences Regional Centers (South Central) Program
Univ Hosp-S Tx Med Ctr, Pulmonary Diseases; Univ Hosp-S Tx Med Ctr, Internal Medicine
University Of Texas At San Antonio1989
University Of Texas At San Antonio1986

Medical School

University of Illinois College of Medicine at Rockford
University Of Il Coll Of Med- Chicago IlGraduated in 1986
University of Illinois College of MedicineGraduated in 1986

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Frequently Asked Questions

Which hospitals is Dr. William Tillis affiliated with?
Dr. William Tillis is affiliated with Osf Saint Francis Medical Center.
How can I make an appointment with Dr. William Tillis?
You can find contact information for Dr. William Tillis here on Vitals.
Does Dr. William Tillis accept my insurance?
You can see the insurance plans that Dr. William Tillis accepts on their Vitals profile.
What languages does Dr. William Tillis speak?
Dr. William Tillis speaks English.
Where is Dr. William Tillis's office located?
Dr. William Tillis's office is located at 903 Mineral Point Ave., Janesville, WI, 53548.

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