Quick answers
- Which hospitals does Michael S. Haar work at?
- Medicare's official clinician data lists Michael S. Haar at 1 hospital: Sisters of Charity Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael S. Haar see patients?
- Medicare's clinician data lists 1 practice location in Buffalo, NY. Call before your visit to confirm the address.
- What is Michael S. Haar's specialty?
- Medicare lists Otolaryngology as the primary specialty, and also Maxillofacial Surgery.
- Does Michael S. Haar accept Medicare assignment?
- Yes. Medicare's clinician data says Michael S. Haar 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 Michael S. Haar?
- (716) 882-1023, as listed in official Medicare / NPI Registry data.
- What is Michael S. Haar's NPI number?
- 1144258641. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael S. Haar works
Medicare's Facility Affiliation Data lists Michael S. Haar at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Sisters of Charity HospitalBuffalo, NY · Acute Care Hospital · CCN 330078
Practice locations
Addresses where Michael S. Haar is enrolled with Medicare (CMS data updated 2026-10-02).
- 1083 Delaware AveBuffalo, NY 14209 (716) 882‑1023
Group practices
Medicare enrollment lists Michael S. Haar as a member of this group (CMS data updated 2026-10-02).
- Delaware Medical Group PC5 clinicians in the group
Specialties
- Otolaryngologyprimary
- Maxillofacial Surgeryalso
Other ENT doctors in Buffalo
Clinicians with the same Medicare primary specialty in Buffalo, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Georgetown University School Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144258641 |
| 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