Summary

Dr. John Callahan specializes in internal medicine and hospital medicine, bringing three decades of clinical expertise to patient care. He earned his medical degree from SUNY Upstate Medical University Alan and Marlene Norton College of Medicine. Dr. Callahan is multilingual, providing care in Russian, Spanish, English, and Arabic.

Dr. Callahan practices at Saint Josephs Hospital Health Center and provides services in Syracuse and Watertown, New York. His clinical focus includes managing complex conditions such as diabetes, chronic lung disease, and breathing disorders that require specialized attention. He performs essential diagnostic procedures including blood work analysis and manages medical devices when patients need specialized care. Patients have given him an average rating of 3.4 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • 3.4
  • 30 years of experience
  • 10 insurance plans accepted
  • speaks Russian, Spanish, English, Arabic
  • Suny Upstate Medical University Alan And Marlene Norton Coll Of Med
  • 4 written reviews
  • 2 specialties
  • 5 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Male

Office Locations

Dr. John Michael Callahan has 3 locations

Saint Josephs Hospital Health Center

301 Prospect AveSyracuse, NY 13203
Mon12:00 am - 12:00 pm
Tue12:00 am - 12:00 pm
Wed12:00 am - 12:00 pm
Thu12:00 am - 12:00 pm
Fri12:00 am - 12:00 pm
Sat12:00 am - 12:00 pm
Sun12:00 am - 12:00 pm

Syracuse Va Medical Center

800 Irving AveSyracuse, NY 13210

Samaritan Medical Center

830 Washington StWatertown, NY 13601

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Dr. John Michael Callahan, MD
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Natalie Howard, MSN, DNP
Dr. John Michael Callahan, MDDr. Eric Yoon, MDDr. Lisa Persaud, MDNatalie Howard, MSN, DNP
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
30 Years of Experience 20 Years of Experience 6 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Russian, Spanish, English, Arabic Speaks English Speaks English
Syracuse , NYNew York , NYHicksville , NYNew York City , NY
Med School: Suny Upstate Medical University Alan And Marlene Norton Coll Of Med Med School: State University of New York Med School: St Georges University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Michael Callahan

  • AARP
  • Aetna
  • Blue Cross Blue Shield
  • Humana
  • Medicare
  • Medicare - Medicare
  • MVP Health Care - HMO
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • Wellcare

Medical Specialties

Dr. John Michael Callahan has the following 2 specialties

Specialty Expertise

Dr. John Michael Callahan has the following 5 areas of expertise

  • Chest Pain
  • Gastrointestinal Bleeding
  • Hospital Medicine
  • Meningitis
  • Pneumonia

Certifications, License, & Education

30 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active

EDUCATION & TRAINING

Medical School

Suny Upstate Medical University Alan And Marlene Norton Coll Of MedGraduated in 1996

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Frequently Asked Questions

How can I make an appointment with Dr. John Callahan?
You can find contact information for Dr. John Callahan here on Vitals.
Which hospitals is Dr. John Callahan affiliated with?
Dr. John Callahan is affiliated with SAINT JOSEPHS HOSPITAL HEALTH CENTER.
What languages does Dr. John Callahan speak?
Dr. John Callahan speaks Russian, Spanish, English, and Arabic.
Does Dr. John Callahan accept my insurance?
You can see the insurance plans that Dr. John Callahan accepts on their Vitals profile.
Does Dr. John Callahan accept virtual/telehealth appointments?
Dr. John Callahan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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