Summary

Dr. Charles Ma specializes in endocrinology with a focus on diabetes and metabolism. He earned his medical degree from the University of Connecticut School of Medicine and completed his residency at Baystate Medical Center in 2019, followed by fellowship training at Montefiore Medical Center in 2021. With 10 years of experience in medicine, Dr. Ma brings expertise in managing complex hormonal and metabolic conditions. He communicates with patients in English.

Dr. Ma practices at Nuvance Health Medical Practice in Darien, Connecticut, and maintains affiliations with Norwalk Hospital, Danbury Hospital, and Montefiore Hospital. He treats patients with diabetes, including older adults with geriatric diabetes and those managing type 2 diabetes. His approach includes comprehensive metabolic testing to monitor blood sugar and other important health markers. Patients rate Dr. Ma 5.0 out of 5 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 5
  • 10 years of experience
  • 17 insurance plans accepted
  • speaks English
  • Montefiore Medical Center
  • 2 specialties
  • 3 areas of expertise
  • 3 hospital affiliations
  • 1 office location
  • Male

Office Location

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Charles X. Ma, MDDr. Brittany K Wise-Oringer, MDDr. Patricia M. Vuguin, MDDr. Gabrielle Paula Grinstein, MD
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & Metabolism
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
4.9 
10 Years of Experience 12 Years of Experience 38 Years of Experience 32 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks Spanish Speaks English, Spanish
Darien , CTWhite Plains , NYBronx , NYNew York , NY
Med School: University of Connecticut School of Medicine Med School: Baylor College Of Medicine Med School: Universidad De Buenos Aires Med School: Universidad De Buenos Aires
Current Profile
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Insurance Plans Accepted by Charles X. Ma

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Anthem BlueCross Blue Shield Connecticut
  • Centivo
  • Cigna
  • ConnectiCare
  • Consumer Health Network
  • Coventry-Aetna
  • Medicaid Connecticut
  • Medicare Connecticut
  • Medicare Railroad
  • Multiplan Inc
  • Northwell Direct
  • Oxford Health Plans
  • Tricare Humana Military
  • United Healthcare
  • US Family Health Plan
  • Wellcare

Medical Specialties

Charles X. Ma has the following 2 specialties

Specialty Expertise

Charles X. Ma has the following 3 areas of expertise

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

Certifications, License, & Education

10 Years Experience

Charles X. Ma holds an expired medical license in the state of Connecticut.

Medical License

Medical Doctor with an expired medical license in the state of Connecticut that expired in 2025.

Education & Training

Fellowship

Completed their fellowship at Montefiore Medical Center in 2021.

Residency

Completed their residency at Baystate Medical Center in 2019.

Medical School

Graduated from University of Connecticut School of Medicine in 2016.

NPI Number

Charles X. Ma's NPI number is 1174979611.

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Frequently Asked Questions

Where is Charles Ma's office located?
Charles Ma's office is located at 36 Old Kings Hwy S, Darien, CT, 06820.
Which hospitals is Charles Ma affiliated with?
Charles Ma is affiliated with Norwalk Hospital, Danbury Hospital, and Montefiore Hospital.
What languages does Charles Ma speak?
Charles Ma speaks English.
How can I make an appointment with Charles Ma?
You can find contact information for Charles Ma here on Vitals.
Does Charles Ma accept virtual/telehealth appointments?
Charles Ma has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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