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Orthopedic Surgery

William Dinenberg, MD

Sees patients in Sarasota, FL · Florida

Summary

William Dinenberg, MD (Orthopedic Surgery) is enrolled with Medicare at 1 practice location in Sarasota, FL. NPI 1770556334. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

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

Orthopedic SurgeryPrimary specialty
YesAccepts Medicare assignment
35Years since medical school (graduated 1991)
MaleGender (as listed)
Mark B Lonstein MD PAGroup practice

Quick answers

Where does William Dinenberg see patients?
Medicare's clinician data lists 1 practice location in Sarasota, FL. Call before your visit to confirm the address.
What is William Dinenberg's specialty?
Medicare lists Orthopedic Surgery as the primary specialty.
Does William Dinenberg accept Medicare assignment?
Yes. Medicare's clinician data says William Dinenberg 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 William Dinenberg?
(941) 917-6500, as listed in official Medicare / NPI Registry data.
What is William Dinenberg's NPI number?
1770556334. 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 Dinenberg is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Mark B Lonstein MD PA2 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in Florida →

Other orthopedic surgeons in Sarasota

Clinicians with the same Medicare primary specialty in Sarasota, FL — not a recommendation.

All orthopedic surgeons in Sarasota →

Clinician information

CredentialMD
Graduation year1991
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1770556334
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