Dr. Alan Chang
- Gender: Male
- Experience: 12 years
- Graduation year: 2009
- Sole propriator: Yes
- NPI: 1649408675
Dr. Alan Chang M.D.
Endocrinologist
He is located at 4 Technology Drive Suite 104 in East Setauket, NY 11733. Can help patients with the following: Chronic Obstructive Pulmonary Disease (COPD), Common Cold, Growth Hormone Imbalance, Hyperglycemia, Thyroid Cancer, Thyroiditis. His National Provider Identifier (NPI) number is 1649408675. Appointment can be made via the phone number (631) 444-0580. He is affiliated with 3 practices and 1 hospitals.
Conditions treated
Dr. Alan Chang, being an endocrinologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Alan Chang.
- Abdominal Pain
- Achondroplasia
- Acute Pain
- Addison's Disease
- Amyloidosis
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Bone Loss
- Carcinoid Tumor
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cushing's Syndrome
- Cystitis
- Diabetes
- Diabetes Insipidus (DI)
- Diabetes Mellitus (DM) Type 1
- Diabetes Mellitus (DM) Type 2
- Diabetic Neuropathy
- Diarrhea
- Edema
- Fertility
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Goiter
- Graves' Disease
- Growth Hormone Imbalance
- Gynecomastia
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hypercalcemia
- Hyperglycemia
- Hyperlipidemia
- Hyperparathyroidism
- Hyperthyroidism
- Hypocalcemia
- Hypoglycemia
- Hyponatremia
- Hypoparathyroidism
- Hypothyroidism
- Influenza
- Inguinal Hernia
- Insulin Resistance (IR)
- Low Testosterone
- Metabolic Syndrome
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Thyroid Cancer
- Thyroid Disease
- Thyroiditis
- Urethritis
- Urinary Tract Infection (UTI)
- Vitamin D Deficiency
- Wilson-Turner Syndrome
Insurances Accepted by Dr. Alan Chang
- Independence Blue Cross
Medicare Enrollment
Dr. Alan Chang is enrolled to bill Medicare as a Practitioner - Endocrinology .
Bills through: Stony Brook Internists University Faculty Practice Corporation
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| Shire North American Group | $232 |
| GlaxoSmithKline | $78 |
| Synergy Medical | $68 |
Other
| Food and Beverage | $416 |
Studies
Graduated in 2009Additional Specialities
- Internist
Affiliated practices
Looking for more Endocrinologists?
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- Gender: Male
- Address: 14416 West Meeker Boulevard Suite 300 Sun City West, 85375, AZ
- Gender: Male
- Address: 26 Research Way East Setauket, 11733, NY
- Gender: Female
- Address: 26 Research Way East Setauket, 11733, NY
- Gender: Female
- Address: 37 Research Way East Setauket, 11733, NY
- Gender: Male
- Address: 26 Research Way East Setauket, 11733, NY
- Gender: Female
- Address: Ufpc Smumc, Hsc Level 15, Rm 60 Stony Brook Internist Stony Brook, 11794, NY
- Gender: Male
- Address: 200 Motor Parkway Suite C-16 Hauppauge, 11788, NY
- Gender: Male
- Address: 26 Research Way East Setauket, 11733, NY
- Gender: Female
- Address: 26 Research Way East Setauket, 11733, NY
Questions & Answers
Does Dr. Alan Chang have affiliation with practices?
Dr. Alan Chang is affiliated with Drexel University Multi Spec GRP. For the full list of practices see this list.
What conditions does Dr. Alan Chang treat?
Dr. Alan Chang provides treatment for Chronic Obstructive Pulmonary Disease (COPD), Common Cold, Growth Hormone Imbalance, Hyperglycemia, Thyroid Cancer, Thyroiditis. For the full list see this list.
Where can you meet with Dr. Alan Chang?
Dr. Alan Chang's office is located at 4 Technology Drive Suite 104 in East Setauket, NY 11733.
Has Dr. Alan Chang affiliation with hospitals?
Dr. Alan Chang is affiliated with SUNY/STONY BROOK UNIVERSITY HOSPITAL.
Does Dr. Alan Chang accept patients with Independence Blue Cross?
Yes, Dr. Alan Chang accepts patients with Independence Blue Cross.