Provider Profile
Mary K. Giannico, PA
Unclaimed ProfileAbout Mary Giannico
Listed in the NPI registry as a physician assistant, Mary K. Giannico, PA practices in Port Jefferson, NY. Mary is also listed as specializing in physician assistant — surgical.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (631) 473-1320
- Email not available
Practice Locations
75 N COUNTRY RD
Port Jefferson, NY 11777
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 20 related providers in 3 groups
Other physician assistants in Port Jefferson 4
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Mary K. Giannico specialize in?
Mary K. Giannico is a physician assistant in Port Jefferson, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Mary K. Giannico located?
Mary K. Giannico is listed at 75 N Country Rd, Port Jefferson, NY 11777. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mary K. Giannico's phone number?
The number on file is (631) 473-1320. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Mary K. Giannico's NPI number?
Mary K. Giannico's National Provider Identifier is 1154908390. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Mary K. Giannico train?
Mary K. Giannico attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Mary K. Giannico been practicing?
Mary K. Giannico has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
Has Mary K. Giannico confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mary K. Giannico. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.