APRIL COWEN WHALEN APRN-CNS
NPI 1932535309
Nurse Practitioner - Acute Care in Norman, OK
About April Cowen Whalen Aprn-cns NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
APRIL COWEN WHALEN APRN-CNS (NPI 1932535309) is an individual acute care provider in Norman, Oklahoma, licensed in Oklahoma (R0067699) and active in the NPI registry since September 2013. She is enrolled in Medicare PECOS, is affiliated with Norman Regional, and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
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
April Cowen Whalen Aprn-cns 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
2Medicare enrollment records show April Whalen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Norman, OK 73072
- Reassigned Medicare billing, Oklahoma enrollment
- 10 clinicians in this Medicare group
Norman, OK 73072
- Reassigned Medicare billing, Oklahoma enrollment
- 218 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Norman Regional
Acute Care Hospitals · Norman, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73071 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.
NORMAN, OK 73071
NORMAN, OK 73071
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 April Whalen's NPI number?
The NPI number for April Whalen is 1932535309. It was assigned to this individual provider in the NPPES registry on September 17, 2013.
Where is April Whalen located?
April Whalen practices at 901 N Porter Ave, Norman, OK 73071. The listed phone number is (405) 596-5688.
What is April Whalen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is April Whalen enrolled in Medicare?
Yes. April Whalen 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 April Whalen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), April Whalen reassigns Medicare benefits to 2 organizations: Norman Inpatient Physicians PLLC (Norman, OK) and Norman Regional Providers Specialty Care (Norman, OK). 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 April Whalen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does April Whalen accept?
Health plans from Blue Cross and Blue Shield of Oklahoma list April Whalen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is April Whalen affiliated with any hospitals?
According to CMS data, April Whalen is affiliated with Norman Regional.
When was this NPI record last updated?
The NPPES record for April Whalen was last updated on January 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# April Cowen Whalen, APRN-CNS · NPI 1932535309
Acute Care physician in Norman, Oklahoma. Individual provider, active in the CMS NPPES registry since September 17, 2013.
## Identity
- **NPI:** 1932535309 (Entity type: Individual)
- **Enumerated:** September 17, 2013
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** R0067699 (Oklahoma)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 901 N PORTER AVE, Norman, OK 73071-6404
- **Phone:** (405) 596-5688 · **Fax:** (405) 701-1769
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Norman Inpatient Physicians PLLC (NPI 1972780633, Norman, OK); Norman Regional Providers Specialty Care (NPI 1548513773, Norman, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** January 5, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1932535309) · Data from the CMS NPPES public registry.