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Dr. Seymour Alter Is this you?

About Dr. Seymour Alter

Dr. Seymour Alter, MD is a Doctor primarily located in Smithtown, NY. He has 47 years of experience. His specialties include Internal Medicine. Dr. Alter is affiliated with Queens Hospital Center, St. Catherine of Sienna Hospital and IMC St. John's Episcopal Hospital. He speaks English.

Rating Overview

1 Rating

The overall average patient rating of Dr. Seymour Alter is Excellent. Dr. Seymour Alter has been rated by 1 patients. From those 1 patients of those left a comment along with their rating. The overall rating for Dr. Seymour Alter is 5.0 of 5.0 stars.

Mapbox Map of Dr. Seymour Alter

Primary Address

Seymour Alter MD

222 E Main St
Smithtown, NY 11787
Get Directions


Dr. Seymour Alter has the following 1 specialty

  • Internal Medicine

    An internist is a physician who focuses on the diagnosis and treatment of conditions that affect the adult population—both acute and chronic.
    These doctors are often who adults see as their primary physicians because they treat a broad range of illnesses that do not require surgical or specialist interventions. They also work to help a patient maintain optimal health in order to prevent the onset of disease.
    In addition to treating the common cold and flu, internists also treat chronic diseases like diabetes and heart disease.

  • Expertise

    7 Expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Board Certifications

See the board certifications this doctor has received. Board certifications provide confidence that this doctor meets the nationally recognized standards for education, knowledge and experience.


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Five Stars
  • Hospital Affiliations

    Dr. Alter is affiliated (can practice and admit patients) with the following hospital(s).

  • Queens Hospital Center
  • St. Catherine of Sienna Hospital
  • IMC St. John's Episcopal Hospital
  • St Catherine Of Siena Medical Center
  • Education

    47 Years Experience

  • Boston University School Of Medicine

    Graduated in 1970

  • Queens Hospital Center


  • Accepted Insurance

    Dr. Seymour Alter accepts the following insurance providers.

  • Aetna
    • Aetna Choice POS II
    • Aetna HMO
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
  • BCBS Blue Card
    • BCBS Blue Card PPO
  • BCBS Massachusetts
    • BCBS MA Blue Care Elect PPO
    • BCBS MA Preferred Blue PPO
  • Capital District Physicians Health Plan
    • CDPHP New York State of Health - Small Business
  • Cigna
    • CIGNA Open Access Plus
  • Empire BCBS
    • Empire Blue Priority EPO
    • Empire HMO
    • Empire PPO
    • Empire Prism EPO Blue Priority
  • MVP Health Plan
    • MVP Preferred PPO
  • Multiplan
    • Multiplan PPO
  • Oxford Health
    • Oxford Freedom
    • Oxford Liberty
  • United Healthcare
    • UHC Choice Plus POS
    • UHC Navigate HMO
    • UHC Navigate POS
    • UHC Options PPO
  • View by Location

Locations & Directions

Seymour Alter MD, 222 E Main St, Smithtown, NY
  • Nearby Doctors

    Dr. Seymour Alter is similar to the following 3 Doctors near Smithtown, NY.