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Summary
With 54 years in internal medicine and infectious disease, Dr. Marcus Horwitz is affiliated with Ronald Reagan University of California Los Angeles Medical Center. He earned his medical degree from Columbia University College of Physicians & Surgeons and sees patients in Los Angeles, California.
Overview based on verified provider data
Quick Facts
- 54 years of experience
- Columbia University College Of Physicians & Surgeons
- 2 specialties
- 7 areas of expertise
- 1 hospital affiliation
- 1 office location
- Male
Office Location
Compare with Similar Doctors
 |  |  |  |
| Dr. Marcus Aaron Horwitz, MD | Dr. Afshin Shawn Adhami, MD | Dr. Rajmeet Kaur Mann, MD | Dr. Suma Oommen, MD |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 54 Years of Experience | 33 Years of Experience | 8 Years of Experience | 34 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Spanish | Speaks English | Speaks English, Spanish, Hindi, Marathi, Malayalam, Tamil | |
| Los Angeles , CA | Montebello , CA | Rocklin , CA | Lake Forest , CA |
| Med School: Columbia University College Of Physicians & Surgeons | Med School: Wayne State University School Of Medicine | Med School: American University Of Antigua College Of Medicine | Med School: Christian Medical College |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Marcus Aaron Horwitz
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Marcus Aaron Horwitz has the following 2 specialties
Specialty Expertise
Dr. Marcus Aaron Horwitz has the following 7 areas of expertise
Certifications, License, & Education
54 Years Experience
Dr. Marcus Aaron Horwitz holds an active medical license in the state of California.
Medical License
Medical Doctor with an active medical license in the state of California.
Education & Training
Medical School
Graduated from Columbia University College Of Physicians & Surgeons in 1972.
NPI Number
Dr. Horwitz's NPI number is 1295154409.
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Frequently Asked Questions
- Is Dr. Marcus Horwitz accepting new patients?
- Dr. Marcus Horwitz has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. Marcus Horwitz accept my insurance?
- You can see the insurance plans that Dr. Marcus Horwitz accepts on their Vitals profile.
- Does Dr. Marcus Horwitz accept virtual/telehealth appointments?
- Dr. Marcus Horwitz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- How can I make an appointment with Dr. Marcus Horwitz?
- You can find contact information for Dr. Marcus Horwitz here on Vitals.
- Which hospitals is Dr. Marcus Horwitz affiliated with?
- Dr. Marcus Horwitz is affiliated with Ronald Reagan University Of California Los Angeles Medical Center.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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