Mary Kathryn Giannico, PA
Mary Kathryn Giannico, PA is a Physician Assistant in Port Jefferson, New York. Qualified in 2021, 5 years ago. Practices with John T Mather Memorial Hospital, a 180-clinician group and accepts Medicare assignment. Licensed in New York.
- Years since qualifying
- 5
- Licensed in
- NY
- In the registry since
- 2021
- Specialties on file
- 2
What do these letters mean?
- PA — Physician Assistant
- A licensed clinician who examines, diagnoses and treats under a physician's supervision.
Practice location Address checks out
75 N Country RdPort Jefferson, NY 11777-2119
Phone: (631) 473-1320
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Physician Assistant (primary) | Taxonomy 363A00000X · Licence 026500 (NY) |
|---|---|
| Surgical Physician Assistant | Taxonomy 363AS0400X · Licence 026500 (NY) |
Record details
| NPI number | 1154908390 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Credentials | PA |
| Sole proprietor | No |
| NPI enumerated | March 25, 2021 |
| Last updated in NPPES | July 8, 2025 |
| Certification date | July 8, 2025 |
Medicare enrollment
| Medicare specialty | PHYSICIAN ASSISTANT |
|---|---|
| Medical school | OTHER |
| Graduated | 2021 (5 years in practice) |
| Group practice | John T Mather Memorial Hospital — 180 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Practises at
- John T Mather Memorial Hospital Of Port Jefferson Hospital · Port Jefferson, NY · listed as John T. Mather Memorial Hospital
Colleagues at John T Mather Memorial Hospital
- Stephanie Leigh Bollhofer, PA-C Physician Assistant · Port Jefferson, NY
- Jessica Cosgrove, DO Psychiatry Physician · Cutchogue, NY
- Syed Waqas Hassan, MD Internal Medicine Physician · Allentown, PA
- Erica Lindars Katz, MD Emergency Medicine Physician · Canton, OH
- Eddie Jihoon Kim, MD Emergency Medicine Physician · Henderson, NV
- Mrs. Kimberly Izzo Kochman, PA-C Physician Assistant · Riverhead, NY
- Dr. James Lee, MD Internal Medicine Physician · Port Jefferson, NY
- Hong Ng Student in an Organized Health Care Education/Training Program · Brooklyn, NY
- Michael Andrew Parrott, DO Emergency Medicine Physician · Patchogue, NY
- Domenica Rappa, RN, FNP Registered Nurse · Port Jefferson, NY
- Dr. Anas Sawas, MD, MPH, MS Undersea and Hyperbaric Medicine (Emergency Medicine) Physician · Huntington, NY
- Mr. Steven Scott Weiss, RDRNANP-C Registered Dietitian · Bronx, NY
Other providers in Port Jefferson
-
Matthew Klics, PA-C
635 Belle Terre Rd Ste 204, Port Jefferson, NY 11777-1935 · (631) 474-0008
-
Mrs. Jordan Verdie Lyons, PA-C
635 Belle Terre Rd Ste 204, Port Jefferson, NY 11777-1977 · (631) 474-0008
-
Mrs. Stephanie Nucci II, PA
635 Belle Terre Rd Ste #204, Port Jefferson, NY 11777-1935 · (631) 474-0008
-
Christopher J Rhodes, PA
635 Belle Terre Rd Ste 204, Port Jefferson, NY 11777-1935 · (631) 474-0008