DR. PAUL S WILLIS MD
NPI 1649603390
Hospitalist in Panorama City, CA
About Dr. Paul S Willis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PAUL S WILLIS MD (NPI 1649603390) is an individual hospitalist provider in Panorama City, California, licensed in California (A121277) and active in the NPI registry since August 2013. He is enrolled in Medicare PECOS and is a graduate of Oregon Health Sciences University School Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Paul S Willis Md 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 Reassignment
Medicare enrollment records show Paul Willis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Panorama City, CA 91402
- Reassigned Medicare billing, California enrollment
- 13,921 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91402 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.
PANORAMA CITY, CA 91402
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 Paul Willis's NPI number?
The NPI number for Paul Willis is 1649603390. It was assigned to this individual provider in the NPPES registry on August 16, 2013.
Where is Paul Willis located?
Paul Willis practices at 13652 Cantara St, Panorama City, CA 91402. The listed phone number is (971) 563-5315.
What is Paul Willis's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Paul Willis enrolled in Medicare?
Yes. Paul Willis 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 organization bills Medicare for Paul Willis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Paul Willis reassigns Medicare benefits to Southern California Permanente Medical Group (Panorama City, CA). The 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 Paul Willis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Paul Willis was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Paul S Willis, MD · NPI 1649603390
Hospitalist physician in Panorama City, California. Individual provider, active in the CMS NPPES registry since August 16, 2013.
## Identity
- **NPI:** 1649603390 (Entity type: Individual)
- **Enumerated:** August 16, 2013
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A121277 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 13652 CANTARA ST, Panorama City, CA 91402-5423
- **Phone:** (971) 563-5315
## 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:** Southern California Permanente Medical Group (NPI 1407888928, Panorama City, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oregon Health Sciences University School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** December 1, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1649603390) · Data from the CMS NPPES public registry.