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Emergency Medicine

Rebecca Rubenstein, MD

Works at hospitals in Dover, DE · Delaware

Summary

Dr. Rebecca Rubenstein, MD is an emergency medicine doctor at 100 Wellness Way, Milford, DE 19963. Phone: (302) 744-7113. Accepts Medicare assignment. In 2024, Rebecca Rubenstein had 630 Original Medicare patients and 725 services. NPI 1407350416. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 100 Wellness Way, Milford, DE 19963 · Directions (1 more location)
  • Phone: (302) 744‑7113
  • Medicare: Accepts Medicare assignment
  • Hospital: Bayhealth Medical Center, Kent Campus
  • Group practice: Bayhealth Emergency Physicians LLC
  • Medical school: graduated 2018 (8 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Rebecca Rubenstein, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Rebecca Rubenstein accept Medicare assignment?
Yes. Medicare's clinician data says Rebecca Rubenstein accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Rebecca Rubenstein see?
In 2024, CMS data shows 630 Original Medicare patients and 725 services for Rebecca Rubenstein. This counts Original Medicare only and measures volume, not quality.
What is Rebecca Rubenstein's NPI number?
1407350416. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Rebecca Rubenstein, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients630
Services billed to Medicare725
Different services or procedures29
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)411 services
  2. Critical care, first 30-74 minutes (99291)138 services
  3. Emergency department visit with moderate level of medical decision making (99284)103 services
  4. Emergency department visit with low level of medical decision making (99283)12 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis54%
  • Ischemic heart disease48%
  • Diabetes47%
  • Chronic kidney disease45%

Hospitals where Rebecca Rubenstein works

Medicare's Facility Affiliation Data lists Rebecca Rubenstein at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Rebecca Rubenstein is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rebecca Rubenstein as a member of this group (CMS data updated October 2, 2026).

  • Bayhealth Emergency Physicians LLC87 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Delaware →

Other emergency medicine doctors in Milford

Clinicians with the same Medicare primary specialty in Milford, DE — not a recommendation.

All emergency medicine doctors in Milford →

Other clinicians in Bayhealth Emergency Physicians LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2018 (8 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407350416
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians