Doctor profile · Federal record

Dr. Katherine Ellingson, Ag-ACNP-BC

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Peoria, IL

  • NPI 1881259943
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
530 Ne Glen Oak Ave
Peoria, IL 616370001
(309) 655-2000
Mailing address
520 Witherspoon Dr
Springfield, IL 627041423

Credentials & registration

NPPES · NUCC
NPI registered
May 2019 — 7 yrs on file
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Illinois #209.019388

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881259943. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
47
Distinct HCPCS
3
Medicare allowed
$6,121
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 23 16 $179
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 13 12 $99
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 11 11 $66

In context: peer comparison

Among 13 peers in Peoria Acute Care Nurse Practitioner, average services per provider: 32. This provider delivers 1.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Ellingson's medical specialty?
Dr. Katherine Ellingson practices Acute Care Nurse Practitioner in Peoria, IL.
Where does Dr. Katherine Ellingson practice?
Dr. Katherine Ellingson practices at 530 Ne Glen Oak Ave, Peoria, IL 616370001. Office phone: 3096552000.
What is Dr. Katherine Ellingson's NPI?
Dr. Katherine Ellingson's National Provider Identifier (NPI) is 1881259943, issued by NPPES.
Does Dr. Katherine Ellingson accept Medicare assignment?
Yes. Dr. Katherine Ellingson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Ellingson commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.