Summary

Dr. Alan Chang is an endocrinologist who specializes in diabetes and metabolism disorders. He earned his medical degree from St. Georges University School of Medicine and completed his internship, residency, and fellowship training at Hahnemann University Hospital, finishing his fellowship in 2014. With 17 years of experience in the field, Dr. Chang brings extensive expertise to treating complex hormonal and metabolic conditions. He is fluent in both English and Mandarin.

Dr. Chang practices at Stony Brook Internists PC locations in Commack and Lake Grove, New York. He focuses on treating adrenal disorders, bone disorders, and calcium disorders. His expertise includes performing thyroid function panels, thyroid-stimulating hormone tests, and calcium blood tests to help diagnose and monitor various endocrine conditions. Patients rate Dr. Chang 4.0 out of 5 stars for his care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4
  • 17 years of experience
  • 27 insurance plans accepted
  • speaks English, Mandarin
  • Hahnemann University Hospital
  • 2 specialties
  • 3 areas of expertise
  • 2 board certifications
  • 2 office locations
  • Male

Office Locations

Dr. Alan Chang has 2 locations

Stony Brook Internists PC - Endocrinology

500 Commack RdCommack, NY 11725
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

Stony Brook Internists PC - Endocrinology

4 Smith Haven Mall Ste 203Lake Grove, NY 11755
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

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Dr. Alan Chang, MD
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Dr. Alan Chang, MDDr. Gabrielle Paula Grinstein, MDMeghan Marie KrausBeena Jacob
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismNurse PractitionerNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients
4.9 
17 Years of Experience 32 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Mandarin Speaks English, Spanish
Commack , NYNew York , NYOceanside , NYGARDEN CITY , NY
Med School: St Georges University School of Medicine Med School: Universidad De Buenos Aires
Current Profile
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Insurance Plans Accepted by Dr. Alan Chang

  • Accepts Medicare
  • Accepts Medicaid
  • (Anthem) EMP HEALTH CHOICE HMO
  • (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. Alan Chang has the following 2 specialties

Specialty Expertise

Dr. Alan Chang has the following 3 areas of expertise

  • Endocrinology & Metabolism
  • Endocrinology Diabetes & Metabolism
  • Internal Medicine

Certifications, License, & Education

17 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2027, Active

EDUCATION & TRAINING

Fellowship

Hahnemann University Hospital2014

Residency

Hahnemann University Hospital2012

Internship

Hahnemann University Hospital2010

Medical School

St Georges University School of MedicineGraduated in 2009

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Frequently Asked Questions

Is Dr. Alan Chang accepting new patients?
Dr. Alan Chang is accepting new patients on Vitals. View Dr. Alan Chang's profile on Vitals to make an appointment.
Does Dr. Alan Chang accept my insurance?
You can see the insurance plans that Dr. Alan Chang accepts on their Vitals profile.
What languages does Dr. Alan Chang speak?
Dr. Alan Chang speaks English and Mandarin.
Where is Dr. Alan Chang's office located?
Dr. Alan Chang's office is located at 500 Commack Rd, Commack, NY, 11725.
Does Dr. Alan Chang accept virtual/telehealth appointments?
Dr. Alan Chang has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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