Providers
19
Locations
4
Specialties
5
Insurance Plans
9
About Northwell Healthcare Inc
Background and practice information
Northwell Healthcare INC is a mid-sized group medical practice based in Seaford, NY, with 19 affiliated healthcare providers practicing across 4 locations.
The practice brings together providers across multiple specialties, including cardiovascular disease, family practice, internal medicine, and nurse practitioner. Its providers are in-network with 9 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.
Across its providers, the practice has a strong average Merit-based Incentive Payment System (MIPS) score of 85.0 out of 100, a quality measure published by the Centers for Medicare & Medicaid Services.
Practice Locations
4 locations
Northwell Healthcare IncPrimary
850 HICKSVILLE RD, Seaford, NY 117831300
(516) 809-4200
Affiliations
Hospitals where providers at Northwell Healthcare Inc hold admitting privileges
Insurance Networks
Accepted insurance plans and networks
Northwell Healthcare Inc accepts 65 plans from 9 insurers, including Cigna, Humana, UnitedHealthcare.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Quality & Performance
Specialties at Northwell Healthcare Inc
Provider specialties represented at this practice
Healthcare Providers in Seaford
15 providers practice here
Robert Davino, MD
Cardiovascular Disease (cardiology) · Telehealth
Seaford, NY
Steven Grainer, MD
Cardiovascular Disease (cardiology) · Telehealth
Seaford, NY
Gregory Rubinfeld, MD
Cardiovascular Disease (cardiology) · Telehealth
Seaford, NY
Alan Scheinbach, MD
Cardiovascular Disease (cardiology) · Telehealth
Seaford, NY
David Sedaghat, MD
Cardiovascular Disease (cardiology) · Telehealth
Seaford, NY
Priatharsini Sriganesh
Cardiovascular Disease (cardiology) · Telehealth
Seaford, NY
Michael Tymon, MD
Cardiovascular Disease (cardiology)
Seaford, NY
Michael Carvo, MD
Family Practice
Seaford, NY
Geri Digiovanna, DO
Family Practice · Telehealth
Seaford, NY
Hafza Sharieff
Family Practice
Seaford, NY
Maroof Ali, DO
Internal Medicine
Seaford, NY
Eric Last, MD
Internal Medicine · Telehealth
Seaford, NY
Carole Biggin, NP
Nurse Practitioner · Telehealth
Seaford, NY
Michele Salvadori, NP
Nurse Practitioner
Seaford, NY
Lynn Mcdermott
Registered Dietitian Or Nutrition Professional
Seaford, NY
Frequently Asked Questions
Common questions about Northwell Healthcare Inc
How many providers are at Northwell Healthcare INC?
Northwell Healthcare INC has 19 affiliated healthcare providers across 4 locations. You can browse the full provider roster, with specialties and locations, on this page.
What specialties does Northwell Healthcare INC offer?
The practice includes providers in cardiovascular disease, family practice, internal medicine, and nurse practitioner, among others. Use the specialty filter on the provider list to find a specific type of provider.
What insurance does Northwell Healthcare INC accept?
Providers at Northwell Healthcare INC are collectively in-network with 9 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.
Does Northwell Healthcare INC have a quality rating?
The practice's providers have an average MIPS quality score of 85.0 out of 100, based on Centers for Medicare & Medicaid Services data. MIPS measures performance across quality, cost, care coordination, and use of health technology.
Where is Northwell Healthcare INC located?
Northwell Healthcare INC's primary location is in Seaford, NY, with 3 additional locations listed on this page. See the contact section for the full address and phone number.
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