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In Manhasset, Dr. Adam Grunseich works as an infectious disease physician at North Shore-Lij Medical PC.
About Dr. Grunseich's practice
- Specialty
- Infectious disease physician
- Credentials
- DO
- Practice
- North Shore-Lij Medical PC
- Address
- 300 Community Dr, Manhasset, NY 11030
- Phone
- (516) 562-3058
- Medical school
- New York College of Osteopathic Medicine of New York Institute of Technology (2020)
- Hospital affiliations
- Plainview Hospital, Northwell Hospital Glen Cove, North Shore University Hospital, Southside Hospital (Northwell Health)
- Medicare assignment
- Accepts
- NPI number
- 1760003529
- NY license no.
- 322282
He graduated from New York College of Osteopathic Medicine of New York Institute of Technology in 2020, which means 6 years have passed since medical school. As a DO (Doctor of Osteopathic Medicine), he holds the same full license to practice medicine as an MD.
The office is at 300 Community Dr, Manhasset, NY 11030; the phone number on record is (516) 562-3058. 6440 clinicians bill Medicare through North Shore-Lij Medical PC, so it is a large group practice rather than a solo office. For Medicare patients: Dr. Grunseich accepts assignment.
Hospital affiliations on file with Medicare: Plainview Hospital, Northwell Hospital Glen Cove, North Shore University Hospital and Southside Hospital (Northwell Health).
Have you been a patient of Dr. Grunseich? A short, fair review — what went well, what didn't — helps the next person choosing an infectious disease physician in Manhasset.
Medicare, Medicaid and hospitals
- New York Medicaid
- Enrolled fee-for-service provider since 2025. Medicaid managed-care plans keep their own networks, so check with your plan.
- Hospital pages
- North Shore University Hospital · Northwell Hospital Glen Cove · Plainview Hospital · Southside Hospital (Northwell Health)
Comparing infectious disease doctors? See 5 in Manhasset or 45 across Long Island.
Other infectious disease doctors in Manhasset
Dr. Miriam A. Smith, MDInfectious Disease Doctor · North Shore-Lij Medical PCNo reviews yetManhasset, NY
Dr. Bernard J. Nash, MDInfectious Disease Doctor · North Shore-Lij Medical PCNo reviews yetManhasset, NY
Dr. Joseph P. McGowan, MDInfectious Disease Doctor · North Shore-Lij Medical PCNo reviews yetManhasset, NY
Dr. Joseph S. Cervia, MDInfectious Disease Doctor · North Shore-Lij Medical PCNo reviews yetManhasset, NYWrite a review
Frequently Asked Questions
With North Shore-Lij Medical PC, at 300 Community Dr, Manhasset, NY 11030.
Call the office at (516) 562-3058.
Yes — Dr. Grunseich accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
Plainview Hospital, Northwell Hospital Glen Cove, North Shore University Hospital and Southside Hospital (Northwell Health).
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