Emi Hayashi, MD
NPI 1780213322 · Infectious Disease Physician · Bronxville, NY
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emi Hayashi, MD is a Infectious Disease Physician provider in Bronxville, NY (NPI 1780213322).
Provider details
- NPI number
- 1780213322
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 321663 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 38 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 30 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 22 |
| Tamsulosin Hcl | 20 |
| Losartan Potassium | 19 |
| Amlodipine Besylate | 17 |
| Hydrochlorothiazide | 17 |
| Dulaglutidebrand: Trulicity | 16 |
Practice location
Mailing address
Additional practice locations (1)
- 180 Fort Washington AveNew York, NY 10032-3722Phone: (212) 305-8039
Registry dates
- Enumerated
- 2020-04-06
- Last updated
- 2026-06-05
- Certified
- 2026-06-05
Frequently asked questions
- What is Emi Hayashi's NPI number?
- Emi Hayashi's National Provider Identifier (NPI) is 1780213322, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emi Hayashi's specialty?
- Emi Hayashi is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Emi Hayashi located?
- Emi Hayashi's practice location on file with NPPES is 55 Palmer Ave Fl 1, Bronxville, NY 10708-3403.
- What is Emi Hayashi's phone number?
- The practice phone number listed in the NPPES registry for Emi Hayashi is (212) 305-8123.
- Does Emi Hayashi accept Medicare?
- Emi Hayashi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emi Hayashi's NPI active?
- Yes — Emi Hayashi's NPI (1780213322) is active in the NPPES registry as of the last update on 2026-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.