Providers
14
Locations
1
Specialties
4
Insurance Plans
13
About Southern New Hampshire Medical Center
Background and practice information
Southern New Hampshire Medical Center is a mid-sized group medical practice based in Nashua, NH, with 14 affiliated healthcare providers.
The practice brings together providers across multiple specialties, including emergency medicine, psychiatry, nurse practitioner, and internal medicine. Its providers are in-network with 13 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.
Practice Locations
1 location
Southern New Hampshire Medical CenterPrimary
8 PROSPECT ST, Nashua, NH 030603925
(603) 577-2000
Affiliations
Hospitals where providers at Southern New Hampshire Medical Center hold admitting privileges
Insurance Networks
Accepted insurance plans and networks
Southern New Hampshire Medical Center accepts 60 plans from 8 insurers, including Cigna, UnitedHealthcare, Aetna.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Specialties at Southern New Hampshire Medical Center
Provider specialties represented at this practice
Healthcare Providers
14 providers practice here
Nicola Dirito Herbert, DO
Emergency Medicine
Nashua, NH
Linda Hatch, MD
Emergency Medicine
Nashua, NH
Elizabeth Karagosian, MD
Emergency Medicine
Nashua, NH
Joseph Leahy, DO
Emergency Medicine
Nashua, NH
Patrick Lee, MD
Emergency Medicine
Nashua, NH
Steven Salhanick, MD
Emergency Medicine
Nashua, NH
Brett Sweeney, MD
Emergency Medicine
Nashua, NH
Kathleen Zaffino, MD
Internal Medicine
Nashua, NH
Shannon Heavey
Nurse Practitioner
Nashua, NH
Emily Rude
Nurse Practitioner
Nashua, NH
James Hassell, MD
Psychiatry
Nashua, NH
Umadevi Naidoo, MD
Psychiatry
Nashua, NH
Amy Newhouse, MD
Psychiatry · Telehealth
Nashua, NH
Muhaiminur Rahman, DO
Psychiatry · Telehealth
Nashua, NH
Frequently Asked Questions
Common questions about Southern New Hampshire Medical Center
How many providers are at Southern New Hampshire Medical Center?
Southern New Hampshire Medical Center has 14 affiliated healthcare providers. You can browse the full provider roster, with specialties and locations, on this page.
What specialties does Southern New Hampshire Medical Center offer?
The practice includes providers in emergency medicine, psychiatry, nurse practitioner, and internal medicine. Use the specialty filter on the provider list to find a specific type of provider.
What insurance does Southern New Hampshire Medical Center accept?
Providers at Southern New Hampshire Medical Center are collectively in-network with 13 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.
Where is Southern New Hampshire Medical Center located?
Southern New Hampshire Medical Center's primary location is in Nashua, NH. See the contact section for the full address and phone number.
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