DR. GUY MATTHEW BIZEK M.D
NPI 1548468796
Emergency Medicine in San Diego, CA
About Dr. Guy Matthew Bizek M.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GUY MATTHEW BIZEK M.D (NPI 1548468796) is an individual emergency medicine provider in San Diego, California, licensed in California (A102028) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and is a graduate of Washington University School Of Medicine (2006).
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. Guy Matthew Bizek 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
3Medicare enrollment records show Guy Bizek reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 51 clinicians in this Medicare group
Coronado, CA 92118
- Reassigned Medicare billing, California enrollment
- 44 clinicians in this Medicare group
Chula Vista, CA 91910
- Reassigned Medicare billing, California enrollment
- 44 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92103 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.
SAN DIEGO, CA 92103
SAN DIEGO, CA 92103
SAN DIEGO, CA 92103
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 Guy Bizek's NPI number?
The NPI number for Guy Bizek is 1548468796. It was assigned to this individual provider in the NPPES registry on July 10, 2007.
Where is Guy Bizek located?
Guy Bizek practices at 200 W Arbor Dr, San Diego, CA 92103. The listed phone number is (619) 543-1849.
What is Guy Bizek's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Guy Bizek enrolled in Medicare?
Yes. Guy Bizek 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 Guy Bizek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Guy Bizek reassigns Medicare benefits to 3 organizations: San Diego Emergency Physicians, Inc. (San Diego, CA), Emergency Services Medical Corporation Coronado (Coronado, CA) and Chula Vista Emergency Room Physicians, A Medical Corporation (Chula Vista, CA). 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 Guy Bizek'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 Guy Bizek was last updated on August 23, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.