Quick answers
- Which hospitals does Ronald H. Hirokawa work at?
- Medicare's official clinician data lists Ronald H. Hirokawa at 3 hospitals: Griffin Hospital, Middlesex Hospital and Yale-New Haven Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ronald H. Hirokawa see patients?
- Medicare's clinician data lists 2 practice locations, including New Haven, CT and Middletown, CT. Call before your visit to confirm the address.
- What is Ronald H. Hirokawa's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Ronald H. Hirokawa accept Medicare assignment?
- Yes. Medicare's clinician data says Ronald H. Hirokawa 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.
- What is the phone number for Ronald H. Hirokawa?
- (203) 787-4951, as listed in official Medicare / NPI Registry data.
- What is Ronald H. Hirokawa's NPI number?
- 1346267200. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ronald H. Hirokawa works
Medicare's Facility Affiliation Data lists Ronald H. Hirokawa at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Griffin HospitalDerby, CT · Acute Care Hospital · CCN 070031
- Middlesex HospitalMiddletown, CT · Acute Care Hospital · CCN 070020
- Yale-New Haven HospitalNew Haven, CT · Acute Care Hospital · CCN 070022
Practice locations
Addresses where Ronald H. Hirokawa is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Long Wharf Dr, Suite 302New Haven, CT 06511 (203) 787‑4951
- 51 S Main StMiddletown, CT 06457 (860) 344‑0055
Group practices
Medicare enrollment lists Ronald H. Hirokawa as a member of this group (CMS data updated 2026-10-02).
- MHS Primary Care, Inc.180 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in New Haven
Clinicians with the same Medicare primary specialty in New Haven, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Jefferson Medical College Of Thomas Jefferson University |
| Graduation year | 1971 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346267200 |
| 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