Active NPI
Adam Gulli Grunseich, DO
- Infectious Disease Physician
- Manhasset, NY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Infectious Disease Physician
- License
- 322282
- Practice address
- 400 Community Dr
Manhasset, NY 11030-3815 - Phone
- (516) 562-4280
- NPI assigned
- May 4, 2020
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 322282 | NY | |
| Infectious Disease Physician | 207RI0200X | 322282 | NY | Primary |
Addresses
Primary practice location
400 Community Dr
Manhasset, NY 11030-3815
Mailing address
248 Carlls Path
Deer Park, NY 11729-6125
Phone (631) 245-5893
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Infectious Disease
- Education
- New York College of Osteo Medicine of New York Institute of Technology, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
300 Community Dr
Manhasset, NY 11030-3816
Phone (516) 562-3058
Hospital & facility affiliations
- Plainview Hospital
- Northwell Hospital Glen Cove
- North Shore University Hospital
- NS/Lij HS Southside Hospital
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 322282 | NY | MD | Licensed Practical Nurse |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| North Shore-Lij Medical PC | Internal Medicine | Current | Accepting new patients |
Locations
1111 Marcus Ave
Ste M04
New Hyde Park, NY 11042
Phone (585) 736-3650
300 Community Dr
Plandome, NY 11030
Networks
- Healthfirst Medicare Network H3359
- Healthfirst Medicare Network H5989
- Healthfirst Medicare Network H1722
- Healthfirst Medicare Network H9678
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Glen Cove, NY
- NPI 1295743060
-
- General Acute Care Hospital
- Manhasset, NY
- NPI 1366459570
-
- General Acute Care Hospital
- Plainview, NY
- NPI 1083621130
-
- General Acute Care Hospital
- Bay Shore, NY
- NPI 1457369381
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1588550400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1749427200000",
"number": "1760003529",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "248 CARLLS PATH",
"city": "DEER PARK",
"state": "NY",
"postal_code": "117296125",
"telephone_number": "631-245-5893"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "400 COMMUNITY DR",
"city": "MANHASSET",
"state": "NY",
"postal_code": "110303815",
"telephone_number": "516-562-4280"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GRUNSEICH",
"first_name": "ADAM",
"middle_name": "GULLI",
"name_prefix": "Dr.",
"credential": "DO",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2020-05-04",
"last_updated": "2025-06-09",
"certification_date": "2025-06-09",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "NY",
"license": "322282",
"primary": false
},
{
"code": "207RI0200X",
"taxonomy_group": "",
"desc": "Internal Medicine, Infectious Disease",
"state": "NY",
"license": "322282",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Manhasset, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 9, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.