Jonathan Peter Nass, M.D.
Gastroenterology Internal Medicine
Patients across MA can see Jonathan Nass, M.D. in person in South Weymouth or via virtual visit — no travel required. He graduated from Tulane University School of Medicine in 2005 and has 21+ years of clinical experience. Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), and more.
Data updated 2019-12-18 on CMS NPPES
Contact & Location
Practice Location
1085 Main St, South Weymouth, MA 02190-1547
Patient Reviews
No patient reviews yet. If you've seen Jonathan Nass, your feedback helps other patients.
Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →
Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), inflammatory bowel disease (Crohn's, ulcerative colitis), liver disease, pancreatitis, and colon polyps. They perform endoscopies and colonoscopies.
Taxonomy: 207RG0100X
Education & Training
Tulane University School of Medicine (Class of 2005)
Virtual Internal Medicine Care With Jonathan Nass
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Jonathan Nass for follow-ups, medication reviews, and ongoing care — no travel to South Weymouth required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Jonathan Nass
NPI records show Dr. Nass as active with telehealth listed in South Weymouth, MA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (781) 331-2922.
Is this your profile?
Verify credentials, update practice details, and manage telehealth.
Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Jonathan Nass
This is a provider directory. Contact the office directly to schedule appointments.
Related Providers
Gastroenterology Internal Medicine in MA
See allSidney Alexander, M.D.
Burlington, MA
David Kanarek, M.D.
Boston, MA
Ahmed Mohiuddin, M.D.
Waltham, MA