Summary

Dr. James Dreyfus is a rheumatologist with nearly five decades of medical experience, bringing extensive expertise to the diagnosis and treatment of arthritis, autoimmune disorders, and other conditions affecting joints, muscles, and bones. He earned his medical degree from Yale University School of Medicine and completed his residency training at Mount Sinai Medical Center. With 48 years in practice, Dr. Dreyfus has developed deep knowledge in managing complex rheumatic diseases. He is fluent in both English and Spanish, allowing him to serve patients from diverse backgrounds.

Dr. Dreyfus practices at multiple locations throughout northwest Indiana, including Franciscan Physician Network facilities in Munster and Franciscan Health Hammond. His extensive experience spans decades of caring for patients with rheumatologic conditions, and he has built strong relationships within the medical community through his long-standing practice. Patients have given Dr. Dreyfus an average rating of 4.6 out of 5, reflecting their confidence in his care and expertise in rheumatology.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.6
  • 48 years of experience
  • speaks English, Spanish
  • Mount Sinai Medical Center
  • 5 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 3 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. James Nathaniel Dreyfus has 3 locations

Franciscan Physician Network Munster Medical Center

761 45th StMunster, IN 46321
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Franciscan Physician Network

761 45th St Ste 103Munster, IN 46321
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Franciscan Health Hammond

5454 Hohman AveHammond, IN 46320

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Dr. James Nathaniel Dreyfus, MDDr. Maya Noelle FaisonDr. Hans Christoph Vitzthum Von EckstaedtDiana Umali
RheumatologyPediatricsRheumatologyNurse Practitioner
Accepts New Patients
4.6 
48 Years of Experience 7 Years of Experience 5 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish
Munster , INChicago , ILChicago , ILChicago , IL
Med School: Yale University School Of Medicine Med School: University Of Michigan Medical School Med School: University Of Virginia School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. James Nathaniel Dreyfus

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. James Nathaniel Dreyfus has the following specialty

Specialty Expertise

Dr. James Nathaniel Dreyfus has the following 11 areas of expertise

  • Arthritis
  • Fibromyalgia
  • Gout
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Lupus
  • Osteoarthritis
  • Osteoporosis
  • Rheumatic Diseases
  • Tendinitis
  • Vasculitis

Certifications, License, & Education

48 Years Experience

Education & Training

Residency

Completed their residency at Mount Sinai Medical Center.

Medical School

Graduated from Yale University School Of Medicine in 1978.

NPI Number

Dr. Dreyfus' NPI number is 1083673552.

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Frequently Asked Questions

Does Dr. James Dreyfus accept virtual/telehealth appointments?
Dr. James Dreyfus has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. James Dreyfus accepting new patients?
Dr. James Dreyfus is accepting new patients on Vitals. View Dr. James Dreyfus's profile on Vitals to make an appointment.
What languages does Dr. James Dreyfus speak?
Dr. James Dreyfus speaks English and Spanish.
Does Dr. James Dreyfus accept my insurance?
You can see the insurance plans that Dr. James Dreyfus accepts on their Vitals profile.
Where is Dr. James Dreyfus's office located?
Dr. James Dreyfus's office is located at 761 45th St, Munster, IN, 46321.

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