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Dr. Marshall Horwitz, MD

Internal Medicine* Age 63
Dr. Marshall Horwitz, MD
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Dr. Marshall Horwitz, MD is an Internist in Seattle, WA.
Dr. Marshall Horwitz, MD
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Dr. Marshall Horwitz, MD

Internal Medicine* Age 63
Seattle, WA
Call for new patient details
36 years of experience
Dr. Marshall Horwitz, MD is an Internist in Seattle, WA.

About

Dr. Horwitz graduated from University of Washington. Dr. Marshall Horwitz, MD is an Internist in Seattle, WA and has 36 years experience. Dr. Horwitz currently practices at Practice and are affiliated with Fred Hutchinson Cancer Center. Dr. Horwitz's office is not accepting new patients. Dr. Horwitz is board certified in Internal Medicine and accepts multiple insurance plans.

Compare with other Internists

Compare Dr. Horwitz with our nearby Internists at CommonSpirit Health - Pacific Northwest
These providers are on the medical staff of CommonSpirit Health - Pacific Northwest
These providers are on the medical staff of CommonSpirit Health - Pacific Northwest.
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Experience Check

Enter a condition or procedure
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
All Headaches (incl. Migraine)
Arterial Blood Gas Test (ABG)
All Headaches (incl. Migraine)
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
All Headaches (incl. Migraine)
Allergic Rhinitis
Anemia
  • View other providers who treat Anemia
Antiphospholipid Syndrome (APS)
Anxiety
  • View other providers who treat Anxiety
Arthritis
Arthritis of the Elbow
Asthma
  • View other providers who treat Asthma
Back Pain
Chronic Pain
COPD (Chronic Obstructive Pulmonary Disease)
Diabetes Type 2
Dyslipidemia
Enlarged Prostate (BPH)
Gastroesophageal Reflux Disease (GERD)
Heart Disease
Human Immunodeficiency Virus (HIV)
Hyperlipidemia
Hypertension
Hypothyroidism
Iron Metabolism Disorders
Lipid Disorders
Low Back Pain
Malaise and Fatigue
Migraine
  • View other providers who treat Migraine
Mineral Metabolism Disorders
Moles (Benign Skin Lesions)
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Shoulder
Osteopenia
Pollen Allergy
Purpura
  • View other providers who treat Purpura
Raynaud's Disease
Sexually Transmitted Diseases (STDs)
Sleep Apnea
Venous Compression
Venous Embolism and Thrombosis
Immunization Administration

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Heritage and Heritage Plus 1 PPO
    Heritage Signature
    Heritage Prime HMO
  • Premier Care Network Plus - Innovation Health
    Managed Choice (Open Access) POS
    Elect Choice (Open Access) EPO
    Open Choice PPO
    Choice Plus POS II
  • Open Access Plus
    Cigna PPO
  • Preferred Provider Network - WA PPO
  • Curative PPO Plus
    Curative EPO
    Curative PPO
  • Blue Card High Performance Network HPN
    Blue Card PPO
  • Choice Plus POS
    Options PPO
    Medica Choice
    Nexus Open Access
  • First Choice Health PPO
  • Blue High Performance Network

Locations

  1. 1 Rachel Loschiavo Pa-C
    825 Eastlake Ave E, Seattle, WA 98109
  2. 2 UW Autism Center
    1701 NE Pacific St, Seattle, WA 98195

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Dr. Horwitz's Office & Staff

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About Me

Specialties*
Internal Medicine
Genetics
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • University of Washington
    1988
Medical Education

Board Certifications

Board Certifications
  • Internal Medicine and Clinical Genetics and Genomics
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Common Questions and Answers
Responses are sourced directly from patients.
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Marshall Horwitz, MD. To arrange an appointment, call the number on Dr. Horwitz's profile.

Dr. Marshall Horwitz, MD is affiliated with Fred Hutchinson Cancer Center.

Yes, Dr. Marshall Horwitz, MD holds board certification in Internal Medicine and Clinical Genetics and Genomics.

Hospital Affiliations

  • Fred Hutchinson Cancer Center

    825 Eastlake Ave E, Seattle, WA