Quick answers
- Which hospitals does Hayoung Giannone work at?
- Medicare's official clinician data lists Hayoung Giannone at 1 hospital: Southern NH Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Hayoung Giannone see patients?
- Medicare's clinician data lists 1 practice location in Nashua, NH. Call before your visit to confirm the address.
- What is Hayoung Giannone's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Hayoung Giannone accept Medicare assignment?
- Medicare's clinician data says Hayoung Giannone may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Hayoung Giannone?
- (603) 821-7788, as listed in official Medicare / NPI Registry data.
- What is Hayoung Giannone's NPI number?
- 1376399204. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hayoung Giannone works
Medicare's Facility Affiliation Data lists Hayoung Giannone at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Southern NH Medical CenterNashua, NH · Acute Care Hospital · CCN 300020
Practice locations
Addresses where Hayoung Giannone is enrolled with Medicare (CMS data updated 2026-10-02).
- 45 High StNashua, NH 03060 (603) 821‑7788
Group practices
Medicare enrollment lists Hayoung Giannone as a member of this group (CMS data updated 2026-10-02).
- Harbor Homes, Inc.14 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Nashua
Clinicians with the same Medicare primary specialty in Nashua, NH — not a recommendation.
Clinician information
| Graduation year | 2023 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1376399204 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians