GUILLERMO R SANCHEZ M.D.
NPI 1326012634
Radiology - Diagnostic Radiology in Wyoming, MI
About Guillermo R Sanchez M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GUILLERMO R SANCHEZ M.D. (NPI 1326012634) is an individual diagnostic radiology provider in Wyoming, Michigan, licensed in Massachusetts (210509) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health - West, and maintains a secondary practice location in Newton.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Other Identifiers 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
Guillermo R Sanchez M.d. 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 Guillermo Sanchez reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wyoming, MI 49519
- Reassigned Medicare billing, Michigan enrollment
- 685 clinicians in this Medicare group
Lansing, MI 48912
- Reassigned Medicare billing, Michigan enrollment
- 117 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 4
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.
University Of Michigan Health - West
Acute Care Hospitals · Wyoming, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49519 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.
WYOMING, MI 49519
WYOMING, MI 49519
WYOMING, MI 49519
WYOMING, MI 49519
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 Guillermo Sanchez's NPI number?
The NPI number for Guillermo Sanchez is 1326012634. It was assigned to this individual provider in the NPPES registry on February 14, 2006.
Where is Guillermo Sanchez located?
Guillermo Sanchez practices at 5900 Byron Center Ave SW, Wyoming, MI 49519. The listed phone number is (616) 252-7789.
What is Guillermo Sanchez's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Guillermo Sanchez enrolled in Medicare?
Yes. Guillermo Sanchez 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 Guillermo Sanchez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Guillermo Sanchez reassigns Medicare benefits to 2 organizations: Metropolitan Hospital (Wyoming, MI) and Edward W Sparrow Hospital Association (Lansing, MI). 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 Guillermo Sanchez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Guillermo Sanchez accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health and WellSense Health Plan list Guillermo Sanchez 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 Guillermo Sanchez affiliated with any hospitals?
According to CMS data, Guillermo Sanchez is affiliated with University Of Michigan Health - West.
When was this NPI record last updated?
The NPPES record for Guillermo Sanchez was last updated on July 23, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.