Katherine Ellingson, AG-ACNP-BC
NPI 1881259943 · Acute Care Nurse Practitioner · Peoria, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Ellingson, AG-ACNP-BC is a Acute Care Nurse Practitioner provider in Peoria, IL (NPI 1881259943).
Provider details
- NPI number
- 1881259943
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AG-ACNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 209.019388 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
69 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 29 | $176 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 24 | $65 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 16 | $69 |
Typical Medicare-allowed amounts for these services range $65–$176 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-05-04
- Last updated
- 2019-05-04
Frequently asked questions
- What is Katherine Ellingson's NPI number?
- Katherine Ellingson's National Provider Identifier (NPI) is 1881259943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Ellingson's specialty?
- Katherine Ellingson is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Ellingson located?
- Katherine Ellingson's practice location on file with NPPES is 530 Ne Glen Oak Ave, Peoria, IL 61637-0001.
- What is Katherine Ellingson's phone number?
- The practice phone number listed in the NPPES registry for Katherine Ellingson is (309) 655-2000.
- Does Katherine Ellingson accept Medicare?
- Katherine Ellingson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Ellingson's NPI active?
- Yes — Katherine Ellingson's NPI (1881259943) is active in the NPPES registry as of the last update on 2019-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.