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Family Practice

William Bollhofer, MD

Sees patients in Rockville Centre, NY · New York

Summary

William Bollhofer, MD (Family Practice) is enrolled with Medicare at 1 practice location in Rockville Centre, NY. NPI 1184665929. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(516) 536‑2221 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about William Bollhofer, 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

1Practice location
Family PracticePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
30Years since medical school (graduated 1996)
New York College Of Osteo Medicine Of New York Institute Of TechnologyMedical school
MaleGender (as listed)
Nicholas R Halper MD PCGroup practice

Quick answers

Where does William Bollhofer see patients?
Medicare's clinician data lists 1 practice location in Rockville Centre, NY. Call before your visit to confirm the address.
What is William Bollhofer's specialty?
Medicare lists Family Practice as the primary specialty.
Does William Bollhofer accept Medicare assignment?
Yes. Medicare's clinician data says William Bollhofer 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 William Bollhofer offer telehealth?
Medicare's clinician data says William Bollhofer offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for William Bollhofer?
(516) 536-2221, as listed in official Medicare / NPI Registry data.
What is William Bollhofer's NPI number?
1184665929. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where William Bollhofer is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists William Bollhofer as a member of this group (CMS data updated 2026-10-02).

  • Nicholas R Halper MD PC7 clinicians in the group

Specialties

Find other Family Practice doctors in New York →

Other family doctors in Rockville Centre

Clinicians with the same Medicare primary specialty in Rockville Centre, NY — not a recommendation.

All family doctors in Rockville Centre →

Clinician information

CredentialMD
Medical schoolNew York College Of Osteo Medicine Of New York Institute Of Technology
Graduation year1996
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1184665929
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians