0 reviews
Summary
Dr. Mary M. Horowitz has practiced hematology and oncology for 46 years and is affiliated with Froedtert Lutheran Memorial Hospital. She is board-certified in internal medicine from the American Board of Internal Medicine. Dr. Horowitz completed her residency at Medical College of Wisconsin in 1984 and sees patients in Milwaukee, Wisconsin.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 46 years of experience
- speaks English
- Medical College of Wisconsin
- 2 specialties
- 18 areas of expertise
- 1 board certification
- 1 hospital affiliation
- 1 office location
- Female
Office Location
Compare with Similar Doctors
 |  |  |  |
| Mary M. Horowitz, MD, MS | Dr. Brittany Victoria Groff | Dr. Meghen Brooke Browning, MD | Dr. Alonzo Patrick Walker, MD |
| Hematology | Nurse Practitioner | Pediatrics | Oncology |
| Accepts New Patients | Accepts New Patients | ||
| 46 Years of Experience | 31 Years of Experience | 50 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English, Spanish | Speaks English, Spanish | Speaks English, Spanish |
| Milwaukee , WI | Milwaukee , WI | Wauwatosa , WI | Milwaukee , WI |
| Med School: Medical College of Wisconsin | Med School: University Of Missouri Columbia School Of Medicine | Med School: University Of Florida College Of Medicine | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Mary M. Horowitz
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Mary M. Horowitz has the following 2 specialties
Specialty Expertise
Mary M. Horowitz has the following 18 areas of expertise
Certifications, License, & Education
46 Years Experience
Mary M. Horowitz holds an expired medical license in the state of Wisconsin. They are board certified in Internal medicine by the American Board of Internal Medicine.
Board Certifications
Board certified in Internal medicine by the American Board of Internal Medicine.
Medical License
Medical Doctor with an expired medical license in the state of Wisconsin that expired in 2025.
Education & Training
Residency
Completed their residency at Medical College of Wisconsin in 1984.
Medical School
Graduated from Medical College of Wisconsin in 1991, Medical College of Wisconsin Affiliated Hospitals in 1989, and Medical College of Wisconsin in 1980.
NPI Number
Mary M. Horowitz's NPI number is 1356392195.
Similar Doctors
Frequently Asked Questions
- Where is Mary M. Horowitz's office located?
- Mary M. Horowitz's office is located at 8800 W Doyne Ave, Milwaukee, WI, 53226.
- Does Mary M. Horowitz accept virtual/telehealth appointments?
- Mary M. Horowitz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Which hospitals is Mary M. Horowitz affiliated with?
- Mary M. Horowitz is affiliated with Froedtert Lutheran Memorial Hospital.
- Does Mary M. Horowitz accept my insurance?
- You can see the insurance plans that Mary M. Horowitz accepts on their Vitals profile.
- Is Mary M. Horowitz accepting new patients?
- Mary M. Horowitz is accepting new patients on Vitals. View Mary M. Horowitz's profile on Vitals to make an appointment.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Board certification bodies (such as ABMS)
- Healthcare system and provider network data
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.
