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Internal Medicine

Michelle Seizys

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

Summary

Michelle Seizys is an internal medicine doctor at 2115 N Kansas Ave, Suite 105, Hastings, NE 68901. Phone: (402) 463-2454. Accepts Medicare assignment. In 2024, Michelle Seizys had 323 Original Medicare patients and 9,307 services. NPI 1831192491. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 2115 N Kansas Ave, Suite 105, Hastings, NE 68901 · Directions
  • Phone: (402) 463‑2454
  • Medicare: Accepts Medicare assignment
  • Hospitals: Mary Lanning Healthcare, The Nebraska Medical Center
  • Group practice: Hastings Internal Medicine Associates PC
  • Medical school: University Of Nebraska College Of Medicine · graduated 1994 (32 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Michelle Seizys, 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 Michelle Seizys accept Medicare assignment?
Yes. Medicare's clinician data says Michelle Seizys 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 Michelle Seizys see?
In 2024, CMS data shows 323 Original Medicare patients and 9,307 services for Michelle Seizys. This counts Original Medicare only and measures volume, not quality.
What is Michelle Seizys's NPI number?
1831192491. 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 Michelle Seizys, 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 patients323
Services billed to Medicare9,307
Different services or procedures91
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)968 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)917 services
  3. Complete blood cell count (red cells, white blood cell, platelets), automated test (85027)709 services
  4. Blood test, comprehensive group of blood chemicals (80053)667 services
  5. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)621 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 cholesterol62%
  • Arthritis37%
  • Diabetes25%
  • Osteoporosis22%
  • Ischemic heart disease15%

Hospitals where Michelle Seizys works

Medicare's Facility Affiliation Data lists Michelle Seizys 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.

  • Mary Lanning HealthcareHastings, NE · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 280032
  • 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 Michelle Seizys is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Hastings Internal Medicine Associates PC6 clinicians in the group

Specialties

Find other Internal Medicine doctors in Nebraska →

Other internal medicine doctors in Hastings

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

All internal medicine doctors in Hastings →

Other clinicians in Hastings Internal Medicine Associates PC

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

Clinician information

Medical schoolUniversity Of Nebraska College Of Medicine
Graduation year1994 (32 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1831192491
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