Summary

Dr. William Wertheim is a family medicine physician with 37 years of experience providing comprehensive care to patients of all ages. He earned his medical degree from New York University School of Medicine and completed his residency at University of Michigan Hospitals and Health Centers in 1993. Dr. Wertheim specializes in family medicine, focusing on preventive care and managing a wide range of health conditions throughout his patients' lives. He is fluent in English.

Dr. Wertheim practices at Stony Brook University Hospital and maintains offices in Lake Grove and East Setauket, New York. His approach to general medicine emphasizes building long-term relationships with patients and their families. He incorporates physical therapy and strength training into treatment plans when appropriate to help patients recover from injuries and improve their overall health. Patients have given Dr. Wertheim an average rating of 3.4 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3.4
  • 37 years of experience
  • 28 insurance plans accepted
  • speaks English
  • University of Michigan Hospitals and Health Centers
  • 3 written reviews
  • 1 specialty
  • 6 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. William A Wertheim has 2 locations

INTERNAL MED - LAKE GROVE

4 Smith Haven Mall Ste 203Lake Grove, NY 11755

Stony Brook Internists PC - General Medicine

205 N Belle Mead RdEast Setauket, NY 11733

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Dr. William A Wertheim, MDMelissa M. Reilly, MSN, FNPDr. Iquinder P Singh, MDDr. Dana Aljada
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
37 Years of Experience 20 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English, Spanish, Hindi, Punjabi
Lake Grove , NYSmithtown , NYPlainview , NYEast Meadow , NY
Med School: New York University School of Medicine Med School: Ross University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. William A Wertheim

  • Accepts Medicare
  • Accepts Medicaid
  • (Anthem) EMP HEALTH CHOICE HMO
  • (Anthem) EMP HEALTH CHOICE MEDICAID
  • (Anthem) EMP HEALTH CHOICE PPO
  • (Anthem) EMP HEALTH CHOICE SR
  • Aetna
  • Affinity
  • AgeWell
  • Beech Street
  • Centerlight (CCM)
  • CIGNA HMO
  • CIGNA PPO
  • Fidelis
  • GHI / MEDICARE PLUS
  • GHI CBP
  • GHI HMO
  • Great West
  • Health Smart WTC
  • HEALTHFIRST
  • HIP
  • Humana Military
  • MagnaCare
  • MET EMPIRE
  • MULTIPLAN
  • OXFORD
  • Partners Health Plan
  • UNITED HEALTH CARE / CHP / MEDICAID
  • UNITED HEALTHCARE
  • Workers Compensation

Medical Specialties

Dr. William A Wertheim has the following specialty

Specialty Expertise

Dr. William A Wertheim has the following 6 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

37 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active

EDUCATION & TRAINING

Residency

University of Michigan Hospitals and Health Centers1993

Medical School

New York University School of MedicineGraduated in 1989

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Frequently Asked Questions

How can I make an appointment with Dr. William Wertheim?
You can find contact information for Dr. William Wertheim here on Vitals.
Which hospitals is Dr. William Wertheim affiliated with?
Dr. William Wertheim is affiliated with STONY BROOK UNIVERSITY HOSPITAL.
Does Dr. William Wertheim accept my insurance?
You can see the insurance plans that Dr. William Wertheim accepts on their Vitals profile.
What languages does Dr. William Wertheim speak?
Dr. William Wertheim speaks English.
Is Dr. William Wertheim accepting new patients?
Dr. William Wertheim is accepting new patients on Vitals. View Dr. William Wertheim's profile on Vitals to make an appointment.

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