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Gastroenterology

Steven R. Hassig, MD

Works at hospitals in Binghamton, NY · New York

Summary

Dr. Steven R. Hassig, MD is a gastroenterologist at 169 Riveride Dr, Binghamton, NY 13905. Accepts Medicare assignment. In 2024, Steven R. Hassig had 278 Original Medicare patients and 751 services. NPI 1639120124. 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: 169 Riveride Dr, Binghamton, NY 13905 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospital: Our Lady of Lourdes Memorial Hospital, Inc
  • Group practice: Our Lady of Lourdes Memorial Hospital Inc
  • Medical school: State University Of Ny Upstate Medical University · graduated 1985 (41 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Steven R. Hassig, 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 Steven R. Hassig accept Medicare assignment?
Yes. Medicare's clinician data says Steven R. Hassig 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 Steven R. Hassig see?
In 2024, CMS data shows 278 Original Medicare patients and 751 services for Steven R. Hassig. This counts Original Medicare only and measures volume, not quality.
What is Steven R. Hassig's NPI number?
1639120124. 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 Steven R. Hassig, 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 patients278
Services billed to Medicare751
Different services or procedures40
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (G0500)201 services
  2. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)114 services
  3. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)80 services
  4. Biopsy of large bowel using a flexible endoscope (45380)50 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)36 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%
  • Arthritis57%
  • Diabetes31%
  • Ischemic heart disease30%
  • Anxiety28%

Hospitals where Steven R. Hassig works

Medicare's Facility Affiliation Data lists Steven R. Hassig 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 Steven R. Hassig is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Steven R. Hassig as a member of this group (CMS data updated October 2, 2026).

  • Our Lady of Lourdes Memorial Hospital Inc249 clinicians in the group

Specialties

Find other Gastroenterology doctors in New York →

Other gastroenterologists in Binghamton

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

All gastroenterologists in Binghamton →

Other clinicians in Our Lady of Lourdes Memorial Hospital Inc

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

Clinician information

CredentialMD
Medical schoolState University Of Ny Upstate Medical University
Graduation year1985 (41 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1639120124
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