MARSHALL F WILLIS MD
NPI 1194833475
Family Medicine in Pleasant Grove, UT
About Marshall F Willis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARSHALL F WILLIS MD (NPI 1194833475) is an individual family medicine provider in Pleasant Grove, Utah, licensed in Utah (1650701205) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Utah Valley Hospital, and is a graduate of Other (1977).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 7
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
Marshall F 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 Marshall Willis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
American Fork, UT 84003
- Reassigned Medicare billing, Utah enrollment
- Medicare enrollment name: Premier Family Medical
- 83 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 15
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Utah Valley Hospital
Acute Care Hospitals · Provo, UTAmerican Fork Hospital
Acute Care Hospitals · American Fork, UTTimpanogos Regional Hospital
Acute Care Hospitals · Orem, UTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 84062 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 17
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 Marshall Willis's NPI number?
The NPI number for Marshall Willis is 1194833475. It was assigned to this individual provider in the NPPES registry on August 28, 2006.
Where is Marshall Willis located?
Marshall Willis practices at 830 N 2000 W, Pleasant Grove, UT 84062. The listed phone number is (801) 756-3511.
What is Marshall Willis's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Marshall Willis enrolled in Medicare?
Yes. Marshall 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 Marshall Willis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marshall Willis reassigns Medicare benefits to Premier Family Medical - American Fork (American Fork, UT). 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 Marshall Willis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marshall Willis accept?
Health plans from BridgeSpan Health Company, Imperial Health Plan of the Southwest, Inc., Molina Healthcare, Regence BlueCross BlueShield of Utah and Select Health list Marshall Willis 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 Marshall Willis affiliated with any hospitals?
According to CMS data, Marshall Willis is affiliated with Utah Valley Hospital, American Fork Hospital and Timpanogos Regional Hospital.
When was this NPI record last updated?
The NPPES record for Marshall Willis was last updated on May 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.