Summary

Dr. William Martinez specializes in family medicine, providing comprehensive care for patients of all ages. He earned his medical degree from Universidad Autonoma De Guadalajara Facultad De Medicina and completed his residency training at Cook County Hospital. With four decades of medical practice, Dr. Martinez brings extensive experience to his patient care. He is fluent in both English and Spanish.

Dr. Martinez practices at Advocate Condell Medical Center in Libertyville, Illinois. His expertise includes managing diabetes and helping patients with weight concerns. He performs routine blood work and urine testing to monitor patient health. Patients have given him an average rating of 3.7 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.7
  • 40 years of experience
  • speaks English, Spanish
  • Cook County Hospital
  • 3 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. William Alonso Martinez has 2 locations

Martinez William Office

1870 W Winchester Rd Ste 145Libertyville, IL 60048
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Advocate Condell Medical Center

801 S Milwaukee AveLibertyville, IL 60048

Compare with Similar Doctors

Dr. William Alonso Martinez, MD
Helix Virtual Care
Dr. Sarah Kaschke
Shanekwah Melville, DNP, APRN, FNP-C
Dr. William Alonso Martinez, MDHelix Virtual CareDr. Sarah KaschkeShanekwah Melville, DNP, APRN, FNP-C
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.7 
40 Years of Experience 4 Years of Experience 10 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English, Spanish
Libertyville , ILBoca Raton , FLDenver , COHouston , TX
Med School: Universidad Autonoma De Guadalajara Facultad De Medicina Med School: Idaho College Of Osteopathic Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. William Alonso Martinez

  • Accepts Medicare

Medical Specialties

Dr. William Alonso Martinez has the following specialty

Specialty Expertise

Dr. William Alonso Martinez has the following 10 areas of expertise

  • Allergy
  • Asthma
  • Check-up
  • Contraception
  • Diabetes
  • Family Planning
  • Immunization
  • Influenza
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

40 Years Experience

Dr. William Alonso Martinez holds an expired medical license in the state of Illinois.

Medical License

Medical Doctor with an expired medical license in the state of Illinois that expired in 2026.

Education & Training

Residency

Completed their residency at Cook County Hospital.

Medical School

Graduated from Universidad Autonoma De Guadalajara Facultad De Medicina in 1986.

NPI Number

Dr. Martinez's NPI number is 1144212382.

Similar doctors

Frequently Asked Questions

Is Dr. William Martinez accepting new patients?
Dr. William Martinez is accepting new patients on Vitals. View Dr. William Martinez's profile on Vitals to make an appointment.
Does Dr. William Martinez accept my insurance?
You can see the insurance plans that Dr. William Martinez accepts on their Vitals profile.
Which hospitals is Dr. William Martinez affiliated with?
Dr. William Martinez is affiliated with Advocate Condell Medical Center.
Does Dr. William Martinez accept virtual/telehealth appointments?
Dr. William Martinez has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. William Martinez's office located?
Dr. William Martinez's office is located at 1870 W Winchester Rd Ste 145, Libertyville, IL, 60048.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.