Summary

Dr. Seymour Alter is an internal medicine physician specializing in endocrinology, diabetes, and metabolism. He earned his medical degree from Boston University School of Medicine and brings 56 years of experience to his practice. Dr. Alter communicates with patients in English.

Dr. Alter practices at Saint Catherine Of Siena Medical Center in Smithtown, New York. He focuses on treating thyroid nodules, goiter, and fatigue. His expertise includes performing thyroid hormone tests, general blood tests, and COVID-19 antibody testing. Patients have given Dr. Alter an average rating of 3.0 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • 3
  • 56 years of experience
  • 5 insurance plans accepted
  • speaks English
  • Boston University School Of Medicine
  • 1 written review
  • 2 specialties
  • 2 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

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Dr. Seymour Alter, MDDr. Lisa Persaud, MDDr. Michael Scott Kaplan, DODr. Arthur Yunov, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
56 Years of Experience 20 Years of Experience 30 Years of Experience 34 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option Virtual Visit Available
Speaks English Speaks English Speaks English
Smithtown , NYHicksville , NYPort Jefferson Station , NYBrooklyn , NY
Med School: Boston University School Of Medicine Med School: St Georges University School Of Medicine Med School: New York Institute Of Technology College Of Osteopathic Medicine Med School: ANDIZHAN STATE MEDICAL INSTITUTE
Current Profile
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Insurance Plans Accepted by Dr. Seymour Alter

  • Aetna
  • Aetna - Medicare (Advantage HMO)
  • Fidelis Care (NY) - Medicare (Advantage HMO)
  • Medicare
  • UnitedHealthcare

Medical Specialties

Dr. Seymour Alter has the following 2 specialties

Specialty Expertise

Dr. Seymour Alter has the following 2 areas of expertise

  • Endocrinology Diabetes & Metabolism
  • Endocrinology, Diabetes & Metabolism

Certifications, License, & Education

56 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2027, Active

EDUCATION & TRAINING

Medical School

Boston University School Of MedicineGraduated in 1970

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Frequently Asked Questions

Where is Dr. Seymour Alter's office located?
Dr. Seymour Alter's office is located at 50 Route 25a, Smithtown, NY, 11787.
How can I make an appointment with Dr. Seymour Alter?
You can find contact information for Dr. Seymour Alter here on Vitals.
Which hospitals is Dr. Seymour Alter affiliated with?
Dr. Seymour Alter is affiliated with Saint Catherine Of Siena Medical Center.
Does Dr. Seymour Alter accept virtual/telehealth appointments?
Dr. Seymour Alter has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Seymour Alter accept my insurance?
You can see the insurance plans that Dr. Seymour Alter accepts on their Vitals profile.

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