0 reviews
Summary
Dr. Marshall Horwitz treats Behcet disease, birthmarks, and leukopenia and performs blood tests, alkaline phosphatase, and arterial blood gas procedures. They have practiced hematology and oncology for 36 years and are affiliated with UW Medical Center Montlake and Harborview Medical Center. Dr. Horwitz earned their medical degree from the University of Washington School of Medicine and sees patients in Seattle, Washington.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 36 years of experience
- University Of Washington School Of Medicine
- 2 specialties
- 2 areas of expertise
- 2 hospital affiliations
- 1 office location
Office Location
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Marshall Scott Horwitz | Dr. Asra Nausheen Shaik | Dr. Sujata Navin Vasani | Dr. Kara Ilene Cicero |
| Hematology | Internal Medicine | Oncology | Oncology |
| Accepts New Patients | |||
| 36 Years of Experience | 6 Years of Experience | 9 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Seattle , WA | Seattle , WA | Seattle , WA | New York , NY |
| Med School: University Of Washington School Of Medicine | Med School: Wayne State University School Of Medicine | Med School: Tulane University School Of Medicine | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Marshall Scott Horwitz
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Marshall Scott Horwitz has the following 2 specialties
Specialty Expertise
Marshall Scott Horwitz has the following 2 areas of expertise
Certifications, License, & Education
36 Years Experience
Marshall Scott Horwitz holds an expired medical license in the state of Washington.
Medical License
Medical Doctor with an expired medical license in the state of Washington that expired in 2026.
Education & Training
Medical School
Graduated from University Of Washington School Of Medicine in 1990.
NPI Number
Marshall Scott Horwitz's NPI number is 1013007970.
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Frequently Asked Questions
- Is Marshall Horwitz accepting new patients?
- Marshall Horwitz is accepting new patients on Vitals. View Marshall Horwitz's profile on Vitals to make an appointment.
- Where is Marshall Horwitz's office located?
- Marshall Horwitz's office is located at 1959 NE Pacific St., Seattle, WA, 98195.
- Does Marshall Horwitz accept my insurance?
- You can see the insurance plans that Marshall Horwitz accepts on their Vitals profile.
- How can I make an appointment with Marshall Horwitz?
- You can find contact information for Marshall Horwitz here on Vitals.
- Does Marshall Horwitz accept virtual/telehealth appointments?
- Marshall Horwitz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
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