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Gastroenterology

Reina P. Bender, MD

Works at hospitals in West Chester, PA · Philadelphia, PA · Paoli, PA … · Pennsylvania

Summary

Dr. Reina P. Bender, MD is a gastroenterologist at 770 W Lincoln Hwy, Exton Office, Exton, PA 19341. Phone: (610) 431-3122. Accepts Medicare assignment. In 2024, Reina P. Bender had 705 Original Medicare patients and 3,937 services. NPI 1407913916. 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: Gastroenterologist (Medicare lists Gastroenterology)
  • Address: 770 W Lincoln Hwy, Exton Office, Exton, PA 19341 · Directions (1 more location)
  • Phone: (610) 431‑3122
  • Medicare: Accepts Medicare assignment
  • Hospitals: Chester County Hospital, Hospital of University of Pennsylvania, Paoli Hospital and 1 more
  • Group practice: Regional Gastroenterology Associates of Lancaster, Ltd.
  • Medical school: Albany Medical College Of Union University · graduated 2001 (25 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Reina P. Bender, 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 Reina P. Bender accept Medicare assignment?
Yes. Medicare's clinician data says Reina P. Bender 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 Reina P. Bender see?
In 2024, CMS data shows 705 Original Medicare patients and 3,937 services for Reina P. Bender. This counts Original Medicare only and measures volume, not quality.
What is Reina P. Bender's NPI number?
1407913916. 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 Reina P. Bender, 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 patients705
Services billed to Medicare3,937
Different services or procedures37
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)191 services
  2. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)127 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)122 services
  4. Biopsy of large bowel using a flexible endoscope (45380)91 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)81 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 cholesterol75%
  • High blood pressure68%
  • Arthritis46%
  • Anxiety28%
  • Ischemic heart disease27%
  • Depression27%

Hospitals where Reina P. Bender works

Medicare's Facility Affiliation Data lists Reina P. Bender 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 Reina P. Bender is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Reina P. Bender as a member of this group (CMS data updated October 2, 2026).

  • Regional Gastroenterology Associates of Lancaster, Ltd.244 clinicians in the group

Specialties

Find other Gastroenterology doctors in Pennsylvania →

Other gastroenterologists in Pennsylvania

Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.

All gastroenterologists in Pennsylvania →

Other clinicians in Regional Gastroenterology Associates of Lancaster, Ltd.

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

Clinician information

CredentialMD
Medical schoolAlbany Medical College Of Union University
Graduation year2001 (25 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1407913916
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