Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Allergy/Immunology

Florence I. Hsu, MD

Works at hospitals in Bridgeport, CT · New Haven, CT · Connecticut

Summary

Florence I. Hsu, MD (Allergy/Immunology) is listed by Medicare at 2 hospitals in Bridgeport, CT and New Haven, CT. NPI 1205894607. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Florence I. Hsu, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Allergy/ImmunologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
26Years since medical school (graduated 2000)
Columbia University College Of Physicians And SurgeonsMedical school
FemaleGender (as listed)
Yale UniversityGroup practice

Quick answers

Which hospitals does Florence I. Hsu work at?
Medicare's official clinician data lists Florence I. Hsu at 2 hospitals: Bridgeport Hospital and Yale-New Haven Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Florence I. Hsu see patients?
Medicare's clinician data lists 3 practice locations, including New Haven, CT and North Haven, CT. Call before your visit to confirm the address.
What is Florence I. Hsu's specialty?
Medicare lists Allergy/Immunology as the primary specialty.
Does Florence I. Hsu accept Medicare assignment?
Yes. Medicare's clinician data says Florence I. Hsu accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Florence I. Hsu offer telehealth?
Medicare's clinician data says Florence I. Hsu offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Florence I. Hsu?
(203) 287-6100, as listed in official Medicare / NPI Registry data.
What is Florence I. Hsu's NPI number?
1205894607. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Florence I. Hsu works

Medicare's Facility Affiliation Data lists Florence I. Hsu at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Florence I. Hsu is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Florence I. Hsu as a member of this group (CMS data updated 2026-10-02).

  • Yale University2,645 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in Connecticut →

Other allergist and immunologists in Connecticut

Clinicians with the same Medicare primary specialty in Connecticut — not a recommendation.

All allergist and immunologists in Connecticut →

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year2000
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1205894607
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians