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Summary
Dr. Alwin Sebastian is a family medicine physician who graduated from the American University of the Caribbean School of Medicine. With five years of experience in family medicine, he provides comprehensive primary care services to patients of all ages. His practice focuses on preventive care, chronic disease management, and addressing a wide range of health concerns that families encounter throughout their lives.
Dr. Sebastian practices at Portsmouth Regional Hospital in Portsmouth, New Hampshire. He has particular expertise in treating substance use disorders and teen substance use disorder, helping patients and families navigate these challenging conditions with compassionate care. His clinical skills include performing complete blood counts and comprehensive metabolic panels to monitor patient health. Sebastian also specializes in managing chronic kidney disease and conducts creatinine clearance tests to assess kidney function and guide treatment decisions.
Dr. Sebastian practices at Portsmouth Regional Hospital in Portsmouth, New Hampshire. He has particular expertise in treating substance use disorders and teen substance use disorder, helping patients and families navigate these challenging conditions with compassionate care. His clinical skills include performing complete blood counts and comprehensive metabolic panels to monitor patient health. Sebastian also specializes in managing chronic kidney disease and conducts creatinine clearance tests to assess kidney function and guide treatment decisions.
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Quick Facts
- 5 years of experience
- 17 insurance plans accepted
- American University Of The Caribbean School Of Medicine
- 1 specialty
- 1 hospital affiliation
- 1 office location
- Male
Office Location
Compare with Similar Doctors
 |  |  |  |
| Dr. Alwin Sebastian | Dr. Nichola Antionette Patton, DNP, MSN, MBA, AGACNP-BC | Dr. Azar Alexander Korbey, MD | Helix Virtual Care |
| Family Medicine | Family Medicine | Family Medicine | Family Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 5 Years of Experience | 21 Years of Experience | 46 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, German, Portuguese | Speaks English, Chinese, Spanish | ||
| Portsmouth , NH | Sheridan , WY | Salem , NH | Boca Raton , FL |
| Med School: American University Of The Caribbean School Of Medicine | Med School: Georgetown University School Of Medicine | ||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Alwin Sebastian
Medical Specialties
Dr. Alwin Sebastian has the following specialty
Certifications, License, & Education
5 Years Experience
MEDICAL LICENSE
Medical Doctor, New Hampshire, 2025, Expired
EDUCATION & TRAINING
Medical School
American University Of The Caribbean School Of MedicineGraduated in 2021
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Frequently Asked Questions
- Does Dr. Alwin Sebastian accept virtual/telehealth appointments?
- Dr. Alwin Sebastian has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Is Dr. Alwin Sebastian accepting new patients?
- Dr. Alwin Sebastian has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. Alwin Sebastian accept my insurance?
- You can see the insurance plans that Dr. Alwin Sebastian accepts on their Vitals profile.
- Which hospitals is Dr. Alwin Sebastian affiliated with?
- Dr. Alwin Sebastian is affiliated with Portsmouth Regional Hospital.
- Where is Dr. Alwin Sebastian's office located?
- Dr. Alwin Sebastian's office is located at 333 Borthwick Ave, Portsmouth, NH, 03801.
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