JOHN ALLEN
NPI 1417054438
Nurse Anesthetist, Certified Registered in Olney, IL
About John Allen NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN ALLEN (NPI 1417054438) is an individual nurse anesthetist, certified registered in Olney, Illinois and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Clay County Hospital, and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John Allen is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show John Allen reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Olney, IL 62450
- Reassigned Medicare billing, Illinois enrollment
- 301 clinicians in this Medicare group
Flora, IL 62839
- Reassigned Medicare billing, Illinois enrollment
- 65 clinicians in this Medicare group
Fairfield, IL 62837
- Reassigned Medicare billing, Illinois enrollment
- 14 clinicians in this Medicare group
Salem, IL 62881
- Reassigned Medicare billing, Illinois enrollment
- Also billed through NPI 1265467195 (Illinois)
- 35 clinicians in this Medicare group
Louisville, KY 40202
- Reassigned Medicare billing, Kentucky enrollment
- 526 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Clay County Hospital
Critical Access Hospitals · Flora, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 62450 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Allen's NPI number?
The NPI number for John Allen is 1417054438. It was assigned to this individual provider in the NPPES registry on September 20, 2006.
Where is John Allen located?
John Allen practices at 800 E Locust St, Olney, IL 62450. The listed phone number is (618) 395-7340.
What is John Allen's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is John Allen enrolled in Medicare?
Yes. John Allen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Allen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Allen reassigns Medicare benefits to 5 organizations: Richland Memorial Hospital, Inc (Olney, IL), County Of Clay (Flora, IL), Fairfield Memorial Hospital Association (Fairfield, IL), Salem Township Hospital (Salem, IL) and Professional Anesthesia Services Of Kentucky PLLC (Louisville, KY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Allen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is John Allen affiliated with any hospitals?
According to CMS data, John Allen is affiliated with Clay County Hospital.
When was this NPI record last updated?
The NPPES record for John Allen was last updated on February 1, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.