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Physician Assistant

Jason R. Hennessey, PA

Works at hospitals in Bellevue, NE · Omaha, NE · Nebraska

Summary

Jason R. Hennessey, PA is a physician assistant at 987400 Nebraska Medical Ctr, UNMC Physicians Nebraska Medical Center, Omaha, NE 68198. Phone: (402) 559-4000. Accepts Medicare assignment. In 2024, Jason R. Hennessey had 126 Original Medicare patients and 161 services. NPI 1164530317. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Jason R. Hennessey, 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 Jason R. Hennessey accept Medicare assignment?
Yes. Medicare's clinician data says Jason R. Hennessey 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 Jason R. Hennessey see?
In 2024, CMS data shows 126 Original Medicare patients and 161 services for Jason R. Hennessey. This counts Original Medicare only and measures volume, not quality.
What is Jason R. Hennessey's NPI number?
1164530317. 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 Jason R. Hennessey, 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 patients126
Services billed to Medicare161
Different services or procedures10
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)112 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)25 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%
  • Heart failure75%
  • High cholesterol70%
  • Ischemic heart disease60%
  • Atrial fibrillation56%
  • Arthritis48%

Hospitals where Jason R. Hennessey works

Medicare's Facility Affiliation Data lists Jason R. Hennessey 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.

  • Bellevue Medical CenterBellevue, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280132
  • The Nebraska Medical CenterOmaha, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280013

Practice locations

Addresses where Jason R. Hennessey is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • UNMC Physicians1,518 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Nebraska →

Other physician assistants in Omaha

Clinicians with the same Medicare primary specialty in Omaha, NE — not a recommendation.

All physician assistants in Omaha →

Other clinicians in UNMC Physicians

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

Clinician information

CredentialPA
Graduation year2001
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1164530317
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